/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/loops-crafted-1/nested3-1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-d966a43 [2022-01-31 13:02:33,281 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-31 13:02:33,282 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-31 13:02:33,341 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-31 13:02:33,341 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-31 13:02:33,342 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-31 13:02:33,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-31 13:02:33,344 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-31 13:02:33,345 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-31 13:02:33,345 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-31 13:02:33,346 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-31 13:02:33,347 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-31 13:02:33,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-31 13:02:33,347 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-31 13:02:33,348 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-31 13:02:33,349 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-31 13:02:33,349 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-31 13:02:33,350 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-31 13:02:33,351 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-31 13:02:33,352 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-31 13:02:33,352 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-31 13:02:33,355 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-31 13:02:33,357 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-31 13:02:33,358 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-31 13:02:33,362 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-31 13:02:33,367 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-31 13:02:33,368 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-31 13:02:33,368 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-31 13:02:33,372 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf [2022-01-31 13:02:33,381 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-31 13:02:33,381 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-31 13:02:33,382 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-31 13:02:33,382 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-31 13:02:33,382 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-31 13:02:33,382 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-31 13:02:33,382 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-31 13:02:33,382 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-31 13:02:33,382 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-31 13:02:33,382 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-31 13:02:33,383 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-31 13:02:33,383 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-31 13:02:33,383 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-31 13:02:33,383 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-31 13:02:33,383 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-31 13:02:33,383 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-31 13:02:33,384 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-31 13:02:33,384 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-31 13:02:33,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-31 13:02:33,384 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-31 13:02:33,384 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-31 13:02:33,384 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-01-31 13:02:33,384 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-31 13:02:33,577 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-31 13:02:33,592 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-31 13:02:33,594 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-31 13:02:33,595 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-31 13:02:33,596 INFO L275 PluginConnector]: CDTParser initialized [2022-01-31 13:02:33,596 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops-crafted-1/nested3-1.c [2022-01-31 13:02:33,648 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8dc6e22a9/f2db179596a44cf3baed869e60d641ac/FLAG4f24132c7 [2022-01-31 13:02:34,007 INFO L306 CDTParser]: Found 1 translation units. [2022-01-31 13:02:34,007 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/nested3-1.c [2022-01-31 13:02:34,014 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8dc6e22a9/f2db179596a44cf3baed869e60d641ac/FLAG4f24132c7 [2022-01-31 13:02:34,025 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8dc6e22a9/f2db179596a44cf3baed869e60d641ac [2022-01-31 13:02:34,027 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-31 13:02:34,028 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-31 13:02:34,031 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-31 13:02:34,031 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-31 13:02:34,033 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-31 13:02:34,033 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 01:02:34" (1/1) ... [2022-01-31 13:02:34,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23e9fd6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 01:02:34, skipping insertion in model container [2022-01-31 13:02:34,034 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 01:02:34" (1/1) ... [2022-01-31 13:02:34,038 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-31 13:02:34,048 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-31 13:02:34,190 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/nested3-1.c[321,334] [2022-01-31 13:02:34,198 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-31 13:02:34,202 INFO L203 MainTranslator]: Completed pre-run [2022-01-31 13:02:34,210 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/nested3-1.c[321,334] [2022-01-31 13:02:34,214 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-31 13:02:34,223 INFO L208 MainTranslator]: Completed translation [2022-01-31 13:02:34,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 01:02:34 WrapperNode [2022-01-31 13:02:34,224 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-31 13:02:34,225 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-31 13:02:34,225 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-31 13:02:34,225 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-31 13:02:34,233 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 01:02:34" (1/1) ... [2022-01-31 13:02:34,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 01:02:34" (1/1) ... [2022-01-31 13:02:34,238 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 01:02:34" (1/1) ... [2022-01-31 13:02:34,238 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 01:02:34" (1/1) ... [2022-01-31 13:02:34,249 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 01:02:34" (1/1) ... [2022-01-31 13:02:34,255 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 01:02:34" (1/1) ... [2022-01-31 13:02:34,259 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 01:02:34" (1/1) ... [2022-01-31 13:02:34,261 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-31 13:02:34,261 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-31 13:02:34,262 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-31 13:02:34,262 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-31 13:02:34,263 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 01:02:34" (1/1) ... [2022-01-31 13:02:34,270 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-31 13:02:34,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 13:02:34,288 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 13:02:34,301 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 13:02:34,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-01-31 13:02:34,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-31 13:02:34,318 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-01-31 13:02:34,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-01-31 13:02:34,318 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-01-31 13:02:34,318 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-01-31 13:02:34,318 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-01-31 13:02:34,318 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-01-31 13:02:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-31 13:02:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-01-31 13:02:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-01-31 13:02:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-01-31 13:02:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-31 13:02:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-31 13:02:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-31 13:02:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-31 13:02:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-31 13:02:34,363 INFO L234 CfgBuilder]: Building ICFG [2022-01-31 13:02:34,364 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-31 13:02:34,509 INFO L275 CfgBuilder]: Performing block encoding [2022-01-31 13:02:34,513 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-31 13:02:34,514 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-01-31 13:02:34,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 01:02:34 BoogieIcfgContainer [2022-01-31 13:02:34,516 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-31 13:02:34,516 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-01-31 13:02:34,516 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-01-31 13:02:34,517 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-01-31 13:02:34,520 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 01:02:34" (1/1) ... [2022-01-31 13:02:34,780 INFO L89 elerationTransformer]: Jordan loop acceleration statistics: 1 HavocedVariables, 1 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-01-31 13:02:34,781 INFO L91 elerationTransformer]: Accelerated Formula: (and (< (mod v_main_~z~0_3 4294967296) 268435455) (= (+ v_main_~z~0_3 1) v_main_~z~0_2)) InVars {main_~z~0=v_main_~z~0_3} OutVars{main_~z~0=v_main_~z~0_2, main_#t~post4=|v_main_#t~post4_1|} AuxVars[] AssignedVars[main_~z~0, main_#t~post4] to Formula: (let ((.cse0 (mod v_main_~z~0_3 4294967296))) (or (and (= v_main_~z~0_3 v_main_~z~0_2) (= |v_main_#t~post4_3| |v_main_#t~post4_1|) (<= 268435455 .cse0)) (and (<= (div (+ (* (- 1) v_main_~z~0_2) 268435455) (- 4294967296)) (+ (div (+ v_main_~z~0_3 (- 4294967295)) 4294967296) 1)) (< .cse0 268435455) (< v_main_~z~0_3 v_main_~z~0_2)))) InVars {main_#t~post4=|v_main_#t~post4_3|, main_~z~0=v_main_~z~0_3} OutVars{main_#t~post4=|v_main_#t~post4_1|, main_~z~0=v_main_~z~0_2} AuxVars[] AssignedVars[main_~z~0, main_#t~post4] [2022-01-31 13:02:34,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 31.01 01:02:34 BasicIcfg [2022-01-31 13:02:34,784 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-01-31 13:02:34,786 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-31 13:02:34,786 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-31 13:02:34,787 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-31 13:02:34,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.01 01:02:34" (1/4) ... [2022-01-31 13:02:34,788 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a74817b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 01:02:34, skipping insertion in model container [2022-01-31 13:02:34,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 01:02:34" (2/4) ... [2022-01-31 13:02:34,788 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a74817b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 01:02:34, skipping insertion in model container [2022-01-31 13:02:34,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 01:02:34" (3/4) ... [2022-01-31 13:02:34,789 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a74817b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.01 01:02:34, skipping insertion in model container [2022-01-31 13:02:34,789 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 31.01 01:02:34" (4/4) ... [2022-01-31 13:02:34,789 INFO L111 eAbstractionObserver]: Analyzing ICFG nested3-1.cJordan [2022-01-31 13:02:34,796 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2022-01-31 13:02:34,796 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-31 13:02:34,823 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-31 13:02:34,828 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 13:02:34,828 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-31 13:02:34,836 INFO L276 IsEmpty]: Start isEmpty. Operand has 25 states, 15 states have (on average 1.5333333333333334) internal successors, (23), 16 states have internal predecessors, (23), 5 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2022-01-31 13:02:34,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-01-31 13:02:34,841 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 13:02:34,841 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 13:02:34,841 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 13:02:34,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 13:02:34,845 INFO L85 PathProgramCache]: Analyzing trace with hash 1301415802, now seen corresponding path program 1 times [2022-01-31 13:02:34,850 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 13:02:34,851 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87752678] [2022-01-31 13:02:34,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 13:02:34,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 13:02:34,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:34,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 13:02:34,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:34,929 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 13:02:34,929 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 13:02:34,930 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87752678] [2022-01-31 13:02:34,930 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87752678] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 13:02:34,930 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 13:02:34,930 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-31 13:02:34,931 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1392767853] [2022-01-31 13:02:34,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 13:02:34,934 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-31 13:02:34,935 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 13:02:34,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-31 13:02:34,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-31 13:02:34,959 INFO L87 Difference]: Start difference. First operand has 25 states, 15 states have (on average 1.5333333333333334) internal successors, (23), 16 states have internal predecessors, (23), 5 states have call successors, (5), 3 states have call predecessors, (5), 3 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 13:02:34,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 13:02:34,993 INFO L93 Difference]: Finished difference Result 25 states and 29 transitions. [2022-01-31 13:02:34,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-31 13:02:34,995 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 13:02:34,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 13:02:35,000 INFO L225 Difference]: With dead ends: 25 [2022-01-31 13:02:35,000 INFO L226 Difference]: Without dead ends: 20 [2022-01-31 13:02:35,001 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 13:02:35,006 INFO L933 BasicCegarLoop]: 26 mSDtfsCounter, 16 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 29 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 13:02:35,007 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19 Valid, 29 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-31 13:02:35,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2022-01-31 13:02:35,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2022-01-31 13:02:35,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 13 states have internal predecessors, (16), 5 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-01-31 13:02:35,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 24 transitions. [2022-01-31 13:02:35,035 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 24 transitions. Word has length 11 [2022-01-31 13:02:35,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 13:02:35,035 INFO L470 AbstractCegarLoop]: Abstraction has 20 states and 24 transitions. [2022-01-31 13:02:35,036 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 13:02:35,036 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2022-01-31 13:02:35,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-01-31 13:02:35,037 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 13:02:35,037 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 13:02:35,037 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-31 13:02:35,037 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 13:02:35,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 13:02:35,040 INFO L85 PathProgramCache]: Analyzing trace with hash 1302339323, now seen corresponding path program 1 times [2022-01-31 13:02:35,040 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 13:02:35,041 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134000569] [2022-01-31 13:02:35,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 13:02:35,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 13:02:35,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:35,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 13:02:35,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:35,135 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 13:02:35,136 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 13:02:35,136 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [134000569] [2022-01-31 13:02:35,137 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [134000569] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 13:02:35,137 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 13:02:35,137 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-31 13:02:35,137 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805991338] [2022-01-31 13:02:35,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 13:02:35,138 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-31 13:02:35,138 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 13:02:35,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-31 13:02:35,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-31 13:02:35,142 INFO L87 Difference]: Start difference. First operand 20 states and 24 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 13:02:35,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 13:02:35,203 INFO L93 Difference]: Finished difference Result 27 states and 35 transitions. [2022-01-31 13:02:35,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-01-31 13:02:35,204 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 13:02:35,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 13:02:35,205 INFO L225 Difference]: With dead ends: 27 [2022-01-31 13:02:35,205 INFO L226 Difference]: Without dead ends: 27 [2022-01-31 13:02:35,206 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 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 13:02:35,207 INFO L933 BasicCegarLoop]: 20 mSDtfsCounter, 26 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 27 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-31 13:02:35,207 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 27 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-31 13:02:35,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2022-01-31 13:02:35,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 21. [2022-01-31 13:02:35,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 14 states have internal predecessors, (17), 5 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-01-31 13:02:35,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2022-01-31 13:02:35,216 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 11 [2022-01-31 13:02:35,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 13:02:35,216 INFO L470 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2022-01-31 13:02:35,216 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 13:02:35,217 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2022-01-31 13:02:35,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-01-31 13:02:35,218 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 13:02:35,220 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 13:02:35,220 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-31 13:02:35,224 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 13:02:35,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 13:02:35,224 INFO L85 PathProgramCache]: Analyzing trace with hash 1748313539, now seen corresponding path program 1 times [2022-01-31 13:02:35,224 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 13:02:35,224 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958157309] [2022-01-31 13:02:35,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 13:02:35,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 13:02:35,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:35,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 13:02:35,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:35,291 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 13:02:35,291 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 13:02:35,292 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958157309] [2022-01-31 13:02:35,292 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [958157309] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 13:02:35,292 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 13:02:35,292 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-31 13:02:35,292 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686954378] [2022-01-31 13:02:35,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 13:02:35,293 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-31 13:02:35,293 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 13:02:35,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-31 13:02:35,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-31 13:02:35,294 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 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 13:02:35,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 13:02:35,353 INFO L93 Difference]: Finished difference Result 25 states and 31 transitions. [2022-01-31 13:02:35,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-01-31 13:02:35,353 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 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 12 [2022-01-31 13:02:35,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 13:02:35,355 INFO L225 Difference]: With dead ends: 25 [2022-01-31 13:02:35,355 INFO L226 Difference]: Without dead ends: 25 [2022-01-31 13:02:35,357 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 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 13:02:35,361 INFO L933 BasicCegarLoop]: 20 mSDtfsCounter, 21 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 27 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-31 13:02:35,363 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [23 Valid, 27 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-31 13:02:35,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2022-01-31 13:02:35,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 22. [2022-01-31 13:02:35,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 14 states have (on average 1.2857142857142858) internal successors, (18), 15 states have internal predecessors, (18), 5 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-01-31 13:02:35,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 26 transitions. [2022-01-31 13:02:35,370 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 26 transitions. Word has length 12 [2022-01-31 13:02:35,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 13:02:35,370 INFO L470 AbstractCegarLoop]: Abstraction has 22 states and 26 transitions. [2022-01-31 13:02:35,370 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 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 13:02:35,370 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2022-01-31 13:02:35,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-01-31 13:02:35,371 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 13:02:35,371 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 13:02:35,371 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-31 13:02:35,372 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 13:02:35,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 13:02:35,372 INFO L85 PathProgramCache]: Analyzing trace with hash -1606116621, now seen corresponding path program 1 times [2022-01-31 13:02:35,372 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 13:02:35,372 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19139603] [2022-01-31 13:02:35,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 13:02:35,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 13:02:35,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:35,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 13:02:35,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:35,441 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 13:02:35,441 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 13:02:35,441 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19139603] [2022-01-31 13:02:35,441 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [19139603] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 13:02:35,441 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 13:02:35,441 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-31 13:02:35,441 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366603491] [2022-01-31 13:02:35,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 13:02:35,442 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-31 13:02:35,442 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 13:02:35,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-31 13:02:35,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-31 13:02:35,442 INFO L87 Difference]: Start difference. First operand 22 states and 26 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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 13:02:35,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 13:02:35,492 INFO L93 Difference]: Finished difference Result 24 states and 28 transitions. [2022-01-31 13:02:35,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-01-31 13:02:35,493 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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 13 [2022-01-31 13:02:35,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 13:02:35,493 INFO L225 Difference]: With dead ends: 24 [2022-01-31 13:02:35,493 INFO L226 Difference]: Without dead ends: 24 [2022-01-31 13:02:35,494 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 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 13:02:35,494 INFO L933 BasicCegarLoop]: 21 mSDtfsCounter, 17 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-31 13:02:35,494 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19 Valid, 28 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-31 13:02:35,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2022-01-31 13:02:35,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 23. [2022-01-31 13:02:35,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 16 states have internal predecessors, (19), 5 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-01-31 13:02:35,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2022-01-31 13:02:35,497 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 27 transitions. Word has length 13 [2022-01-31 13:02:35,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 13:02:35,497 INFO L470 AbstractCegarLoop]: Abstraction has 23 states and 27 transitions. [2022-01-31 13:02:35,497 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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 13:02:35,497 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2022-01-31 13:02:35,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-01-31 13:02:35,497 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 13:02:35,497 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 13:02:35,497 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-31 13:02:35,498 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 13:02:35,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 13:02:35,498 INFO L85 PathProgramCache]: Analyzing trace with hash 1773342651, now seen corresponding path program 1 times [2022-01-31 13:02:35,498 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 13:02:35,498 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565347376] [2022-01-31 13:02:35,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 13:02:35,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 13:02:35,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:35,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 13:02:35,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:35,630 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 13:02:35,631 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 13:02:35,631 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [565347376] [2022-01-31 13:02:35,631 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [565347376] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-31 13:02:35,632 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1920789396] [2022-01-31 13:02:35,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 13:02:35,632 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 13:02:35,632 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 13:02:35,655 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 13:02:35,656 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 13:02:35,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:35,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 13 conjunts are in the unsatisfiable core [2022-01-31 13:02:35,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-31 13:02:35,882 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 13:02:35,882 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-31 13:02:36,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-01-31 13:02:36,009 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1920789396] provided 1 perfect and 1 imperfect interpolant sequences [2022-01-31 13:02:36,009 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-01-31 13:02:36,010 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8, 8] total 16 [2022-01-31 13:02:36,010 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579515603] [2022-01-31 13:02:36,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 13:02:36,010 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-31 13:02:36,011 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 13:02:36,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-31 13:02:36,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=195, Unknown=0, NotChecked=0, Total=240 [2022-01-31 13:02:36,015 INFO L87 Difference]: Start difference. First operand 23 states and 27 transitions. Second operand has 6 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 2 states have call successors, (3), 2 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 13:02:36,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 13:02:36,049 INFO L93 Difference]: Finished difference Result 28 states and 31 transitions. [2022-01-31 13:02:36,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-31 13:02:36,050 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 2 states have call successors, (3), 2 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 14 [2022-01-31 13:02:36,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 13:02:36,050 INFO L225 Difference]: With dead ends: 28 [2022-01-31 13:02:36,050 INFO L226 Difference]: Without dead ends: 28 [2022-01-31 13:02:36,051 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 20 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=49, Invalid=223, Unknown=0, NotChecked=0, Total=272 [2022-01-31 13:02:36,051 INFO L933 BasicCegarLoop]: 21 mSDtfsCounter, 17 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-31 13:02:36,051 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19 Valid, 71 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-31 13:02:36,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2022-01-31 13:02:36,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 27. [2022-01-31 13:02:36,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 19 states have internal predecessors, (22), 5 states have call successors, (5), 4 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 13:02:36,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 30 transitions. [2022-01-31 13:02:36,059 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 30 transitions. Word has length 14 [2022-01-31 13:02:36,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 13:02:36,060 INFO L470 AbstractCegarLoop]: Abstraction has 27 states and 30 transitions. [2022-01-31 13:02:36,060 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 2 states have call successors, (3), 2 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 13:02:36,060 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2022-01-31 13:02:36,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-01-31 13:02:36,060 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 13:02:36,061 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 13:02:36,082 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-01-31 13:02:36,265 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 13:02:36,265 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 13:02:36,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 13:02:36,266 INFO L85 PathProgramCache]: Analyzing trace with hash 259423101, now seen corresponding path program 1 times [2022-01-31 13:02:36,266 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 13:02:36,267 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049425730] [2022-01-31 13:02:36,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 13:02:36,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 13:02:36,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:36,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 13:02:36,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:36,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-01-31 13:02:36,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:36,331 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-01-31 13:02:36,331 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 13:02:36,331 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049425730] [2022-01-31 13:02:36,331 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049425730] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-31 13:02:36,331 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1341206716] [2022-01-31 13:02:36,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 13:02:36,331 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 13:02:36,331 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 13:02:36,332 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 13:02:36,333 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 13:02:36,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:36,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 10 conjunts are in the unsatisfiable core [2022-01-31 13:02:36,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-31 13:02:36,423 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-01-31 13:02:36,423 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-31 13:02:36,526 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-01-31 13:02:36,526 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1341206716] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-31 13:02:36,526 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-31 13:02:36,526 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6] total 12 [2022-01-31 13:02:36,527 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664479119] [2022-01-31 13:02:36,527 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-31 13:02:36,527 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-01-31 13:02:36,527 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 13:02:36,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-01-31 13:02:36,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2022-01-31 13:02:36,528 INFO L87 Difference]: Start difference. First operand 27 states and 30 transitions. Second operand has 12 states, 12 states have (on average 2.3333333333333335) internal successors, (28), 9 states have internal predecessors, (28), 6 states have call successors, (8), 5 states have call predecessors, (8), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-01-31 13:02:36,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 13:02:36,707 INFO L93 Difference]: Finished difference Result 49 states and 60 transitions. [2022-01-31 13:02:36,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-31 13:02:36,707 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 2.3333333333333335) internal successors, (28), 9 states have internal predecessors, (28), 6 states have call successors, (8), 5 states have call predecessors, (8), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 21 [2022-01-31 13:02:36,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 13:02:36,710 INFO L225 Difference]: With dead ends: 49 [2022-01-31 13:02:36,710 INFO L226 Difference]: Without dead ends: 49 [2022-01-31 13:02:36,710 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=275, Unknown=0, NotChecked=0, Total=342 [2022-01-31 13:02:36,713 INFO L933 BasicCegarLoop]: 28 mSDtfsCounter, 50 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 205 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 60 SdHoareTripleChecker+Invalid, 240 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-31 13:02:36,713 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [50 Valid, 60 Invalid, 240 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 205 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-31 13:02:36,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2022-01-31 13:02:36,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 42. [2022-01-31 13:02:36,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 29 states have (on average 1.2413793103448276) internal successors, (36), 31 states have internal predecessors, (36), 8 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (6), 5 states have call predecessors, (6), 6 states have call successors, (6) [2022-01-31 13:02:36,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 50 transitions. [2022-01-31 13:02:36,722 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 50 transitions. Word has length 21 [2022-01-31 13:02:36,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 13:02:36,722 INFO L470 AbstractCegarLoop]: Abstraction has 42 states and 50 transitions. [2022-01-31 13:02:36,722 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 2.3333333333333335) internal successors, (28), 9 states have internal predecessors, (28), 6 states have call successors, (8), 5 states have call predecessors, (8), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-01-31 13:02:36,722 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2022-01-31 13:02:36,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-01-31 13:02:36,722 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 13:02:36,723 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 13:02:36,741 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 13:02:36,939 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,SelfDestructingSolverStorable5 [2022-01-31 13:02:36,939 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 13:02:36,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 13:02:36,940 INFO L85 PathProgramCache]: Analyzing trace with hash -515836157, now seen corresponding path program 2 times [2022-01-31 13:02:36,940 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 13:02:36,940 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553061240] [2022-01-31 13:02:36,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 13:02:36,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 13:02:36,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:37,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 13:02:37,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:37,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-01-31 13:02:37,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:37,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-01-31 13:02:37,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:37,029 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-01-31 13:02:37,029 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 13:02:37,029 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553061240] [2022-01-31 13:02:37,029 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553061240] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-31 13:02:37,029 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2027720187] [2022-01-31 13:02:37,029 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-01-31 13:02:37,029 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 13:02:37,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 13:02:37,030 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 13:02:37,032 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 13:02:37,065 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-01-31 13:02:37,065 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-31 13:02:37,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 7 conjunts are in the unsatisfiable core [2022-01-31 13:02:37,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-31 13:02:37,148 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-01-31 13:02:37,148 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-31 13:02:37,219 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-01-31 13:02:37,220 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2027720187] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-31 13:02:37,220 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-31 13:02:37,220 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2022-01-31 13:02:37,220 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596870265] [2022-01-31 13:02:37,220 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-31 13:02:37,220 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-01-31 13:02:37,220 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 13:02:37,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-01-31 13:02:37,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-01-31 13:02:37,221 INFO L87 Difference]: Start difference. First operand 42 states and 50 transitions. Second operand has 10 states, 10 states have (on average 3.2) internal successors, (32), 9 states have internal predecessors, (32), 6 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2022-01-31 13:02:37,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 13:02:37,397 INFO L93 Difference]: Finished difference Result 62 states and 78 transitions. [2022-01-31 13:02:37,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-31 13:02:37,398 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 3.2) internal successors, (32), 9 states have internal predecessors, (32), 6 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Word has length 30 [2022-01-31 13:02:37,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 13:02:37,399 INFO L225 Difference]: With dead ends: 62 [2022-01-31 13:02:37,399 INFO L226 Difference]: Without dead ends: 62 [2022-01-31 13:02:37,400 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 63 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=83, Invalid=157, Unknown=0, NotChecked=0, Total=240 [2022-01-31 13:02:37,400 INFO L933 BasicCegarLoop]: 26 mSDtfsCounter, 60 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-31 13:02:37,400 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [61 Valid, 43 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-31 13:02:37,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2022-01-31 13:02:37,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2022-01-31 13:02:37,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 45 states have (on average 1.2444444444444445) internal successors, (56), 47 states have internal predecessors, (56), 12 states have call successors, (12), 5 states have call predecessors, (12), 4 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10) [2022-01-31 13:02:37,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 78 transitions. [2022-01-31 13:02:37,405 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 78 transitions. Word has length 30 [2022-01-31 13:02:37,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 13:02:37,405 INFO L470 AbstractCegarLoop]: Abstraction has 62 states and 78 transitions. [2022-01-31 13:02:37,405 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 3.2) internal successors, (32), 9 states have internal predecessors, (32), 6 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2022-01-31 13:02:37,405 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 78 transitions. [2022-01-31 13:02:37,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-01-31 13:02:37,406 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 13:02:37,406 INFO L514 BasicCegarLoop]: trace histogram [7, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 13:02:37,441 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 13:02:37,606 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 13:02:37,607 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 13:02:37,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 13:02:37,607 INFO L85 PathProgramCache]: Analyzing trace with hash -820041341, now seen corresponding path program 3 times [2022-01-31 13:02:37,607 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 13:02:37,607 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919041604] [2022-01-31 13:02:37,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 13:02:37,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 13:02:37,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:37,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 13:02:37,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:37,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-01-31 13:02:37,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:37,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-01-31 13:02:37,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:37,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-01-31 13:02:37,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:37,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-01-31 13:02:37,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:37,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-01-31 13:02:37,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:37,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-01-31 13:02:37,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:37,723 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 12 proven. 111 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2022-01-31 13:02:37,723 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 13:02:37,723 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919041604] [2022-01-31 13:02:37,723 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [919041604] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-31 13:02:37,723 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1072972241] [2022-01-31 13:02:37,723 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-01-31 13:02:37,723 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 13:02:37,723 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 13:02:37,740 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 13:02:37,753 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 13:02:37,828 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2022-01-31 13:02:37,828 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-31 13:02:37,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 10 conjunts are in the unsatisfiable core [2022-01-31 13:02:37,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-31 13:02:38,023 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2022-01-31 13:02:38,024 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-31 13:02:38,024 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1072972241] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 13:02:38,024 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-01-31 13:02:38,024 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 15 [2022-01-31 13:02:38,024 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958107855] [2022-01-31 13:02:38,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 13:02:38,024 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-31 13:02:38,025 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 13:02:38,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-31 13:02:38,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2022-01-31 13:02:38,025 INFO L87 Difference]: Start difference. First operand 62 states and 78 transitions. Second operand has 7 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-01-31 13:02:38,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 13:02:38,129 INFO L93 Difference]: Finished difference Result 66 states and 81 transitions. [2022-01-31 13:02:38,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-01-31 13:02:38,129 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 66 [2022-01-31 13:02:38,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 13:02:38,130 INFO L225 Difference]: With dead ends: 66 [2022-01-31 13:02:38,130 INFO L226 Difference]: Without dead ends: 64 [2022-01-31 13:02:38,130 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2022-01-31 13:02:38,131 INFO L933 BasicCegarLoop]: 26 mSDtfsCounter, 13 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 104 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-31 13:02:38,131 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14 Valid, 104 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-31 13:02:38,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2022-01-31 13:02:38,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 54. [2022-01-31 13:02:38,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 40 states have (on average 1.2) internal successors, (48), 40 states have internal predecessors, (48), 10 states have call successors, (10), 5 states have call predecessors, (10), 3 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2022-01-31 13:02:38,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 66 transitions. [2022-01-31 13:02:38,134 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 66 transitions. Word has length 66 [2022-01-31 13:02:38,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 13:02:38,134 INFO L470 AbstractCegarLoop]: Abstraction has 54 states and 66 transitions. [2022-01-31 13:02:38,134 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-01-31 13:02:38,134 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 66 transitions. [2022-01-31 13:02:38,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-01-31 13:02:38,136 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 13:02:38,136 INFO L514 BasicCegarLoop]: trace histogram [8, 7, 7, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 13:02:38,142 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-01-31 13:02:38,342 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 13:02:38,342 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 13:02:38,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 13:02:38,343 INFO L85 PathProgramCache]: Analyzing trace with hash 1241135261, now seen corresponding path program 1 times [2022-01-31 13:02:38,343 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 13:02:38,343 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868482828] [2022-01-31 13:02:38,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 13:02:38,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 13:02:38,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:38,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 13:02:38,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:38,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-01-31 13:02:38,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:38,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-01-31 13:02:38,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:38,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-01-31 13:02:38,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:38,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-01-31 13:02:38,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:38,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-01-31 13:02:38,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:38,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-01-31 13:02:38,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:38,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-01-31 13:02:38,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:38,496 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 15 proven. 111 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-01-31 13:02:38,496 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 13:02:38,496 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868482828] [2022-01-31 13:02:38,496 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [868482828] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-31 13:02:38,496 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [149214519] [2022-01-31 13:02:38,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 13:02:38,497 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 13:02:38,497 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 13:02:38,510 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 13:02:38,512 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 13:02:38,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:38,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 10 conjunts are in the unsatisfiable core [2022-01-31 13:02:38,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-31 13:02:38,708 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 14 proven. 42 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2022-01-31 13:02:38,708 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-31 13:02:38,901 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 54 proven. 2 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2022-01-31 13:02:38,901 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [149214519] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-31 13:02:38,901 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-31 13:02:38,901 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 6, 6] total 18 [2022-01-31 13:02:38,901 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346995824] [2022-01-31 13:02:38,901 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-31 13:02:38,902 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-01-31 13:02:38,902 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 13:02:38,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-01-31 13:02:38,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=243, Unknown=0, NotChecked=0, Total=306 [2022-01-31 13:02:38,903 INFO L87 Difference]: Start difference. First operand 54 states and 66 transitions. Second operand has 18 states, 18 states have (on average 3.6666666666666665) internal successors, (66), 17 states have internal predecessors, (66), 12 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (14), 12 states have call predecessors, (14), 12 states have call successors, (14) [2022-01-31 13:02:40,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 13:02:40,011 INFO L93 Difference]: Finished difference Result 192 states and 262 transitions. [2022-01-31 13:02:40,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-01-31 13:02:40,012 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 3.6666666666666665) internal successors, (66), 17 states have internal predecessors, (66), 12 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (14), 12 states have call predecessors, (14), 12 states have call successors, (14) Word has length 73 [2022-01-31 13:02:40,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 13:02:40,013 INFO L225 Difference]: With dead ends: 192 [2022-01-31 13:02:40,013 INFO L226 Difference]: Without dead ends: 192 [2022-01-31 13:02:40,014 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 635 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=520, Invalid=2030, Unknown=0, NotChecked=0, Total=2550 [2022-01-31 13:02:40,015 INFO L933 BasicCegarLoop]: 53 mSDtfsCounter, 411 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 919 mSolverCounterSat, 303 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 411 SdHoareTripleChecker+Valid, 80 SdHoareTripleChecker+Invalid, 1222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 303 IncrementalHoareTripleChecker+Valid, 919 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-01-31 13:02:40,015 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [411 Valid, 80 Invalid, 1222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [303 Valid, 919 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-01-31 13:02:40,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2022-01-31 13:02:40,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 176. [2022-01-31 13:02:40,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 176 states, 137 states have (on average 1.2408759124087592) internal successors, (170), 137 states have internal predecessors, (170), 35 states have call successors, (35), 5 states have call predecessors, (35), 3 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2022-01-31 13:02:40,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 238 transitions. [2022-01-31 13:02:40,023 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 238 transitions. Word has length 73 [2022-01-31 13:02:40,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 13:02:40,023 INFO L470 AbstractCegarLoop]: Abstraction has 176 states and 238 transitions. [2022-01-31 13:02:40,023 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 3.6666666666666665) internal successors, (66), 17 states have internal predecessors, (66), 12 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (14), 12 states have call predecessors, (14), 12 states have call successors, (14) [2022-01-31 13:02:40,024 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 238 transitions. [2022-01-31 13:02:40,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2022-01-31 13:02:40,026 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 13:02:40,027 INFO L514 BasicCegarLoop]: trace histogram [33, 32, 32, 28, 28, 28, 28, 28, 28, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 13:02:40,064 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 13:02:40,231 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 13:02:40,232 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 13:02:40,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 13:02:40,232 INFO L85 PathProgramCache]: Analyzing trace with hash 827581691, now seen corresponding path program 2 times [2022-01-31 13:02:40,232 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 13:02:40,232 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716502021] [2022-01-31 13:02:40,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 13:02:40,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 13:02:40,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 13:02:40,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-01-31 13:02:40,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-01-31 13:02:40,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-01-31 13:02:40,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-01-31 13:02:40,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-01-31 13:02:40,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-01-31 13:02:40,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-01-31 13:02:40,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-01-31 13:02:40,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-01-31 13:02:40,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-01-31 13:02:40,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-01-31 13:02:40,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-01-31 13:02:40,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-01-31 13:02:40,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-01-31 13:02:40,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-01-31 13:02:40,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-01-31 13:02:40,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-01-31 13:02:40,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-01-31 13:02:40,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-01-31 13:02:40,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-01-31 13:02:40,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-01-31 13:02:40,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-01-31 13:02:40,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-01-31 13:02:40,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-01-31 13:02:40,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-01-31 13:02:40,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-01-31 13:02:40,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-01-31 13:02:40,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-01-31 13:02:40,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-01-31 13:02:40,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-01-31 13:02:40,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-01-31 13:02:40,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-01-31 13:02:40,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:40,604 INFO L134 CoverageAnalysis]: Checked inductivity of 4862 backedges. 1142 proven. 154 refuted. 0 times theorem prover too weak. 3566 trivial. 0 not checked. [2022-01-31 13:02:40,604 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 13:02:40,604 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1716502021] [2022-01-31 13:02:40,604 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1716502021] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-31 13:02:40,604 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1893690610] [2022-01-31 13:02:40,604 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-01-31 13:02:40,604 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 13:02:40,604 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 13:02:40,605 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 13:02:40,627 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 13:02:40,727 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-01-31 13:02:40,728 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-31 13:02:40,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 565 conjuncts, 22 conjunts are in the unsatisfiable core [2022-01-31 13:02:40,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-31 13:02:41,241 INFO L134 CoverageAnalysis]: Checked inductivity of 4862 backedges. 64 proven. 2303 refuted. 0 times theorem prover too weak. 2495 trivial. 0 not checked. [2022-01-31 13:02:41,241 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-31 13:02:41,951 INFO L134 CoverageAnalysis]: Checked inductivity of 4862 backedges. 151 proven. 2216 refuted. 0 times theorem prover too weak. 2495 trivial. 0 not checked. [2022-01-31 13:02:41,951 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1893690610] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-31 13:02:41,951 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-31 13:02:41,951 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12, 12] total 31 [2022-01-31 13:02:41,952 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300092845] [2022-01-31 13:02:41,952 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-31 13:02:41,952 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2022-01-31 13:02:41,952 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 13:02:41,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2022-01-31 13:02:41,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=186, Invalid=744, Unknown=0, NotChecked=0, Total=930 [2022-01-31 13:02:41,953 INFO L87 Difference]: Start difference. First operand 176 states and 238 transitions. Second operand has 31 states, 31 states have (on average 4.580645161290323) internal successors, (142), 30 states have internal predecessors, (142), 25 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (34), 25 states have call predecessors, (34), 25 states have call successors, (34) [2022-01-31 13:02:48,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 13:02:48,370 INFO L93 Difference]: Finished difference Result 500 states and 698 transitions. [2022-01-31 13:02:48,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2022-01-31 13:02:48,370 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 31 states have (on average 4.580645161290323) internal successors, (142), 30 states have internal predecessors, (142), 25 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (34), 25 states have call predecessors, (34), 25 states have call successors, (34) Word has length 295 [2022-01-31 13:02:48,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 13:02:48,373 INFO L225 Difference]: With dead ends: 500 [2022-01-31 13:02:48,373 INFO L226 Difference]: Without dead ends: 500 [2022-01-31 13:02:48,377 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 761 GetRequests, 638 SyntacticMatches, 0 SemanticMatches, 123 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5322 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=2534, Invalid=12966, Unknown=0, NotChecked=0, Total=15500 [2022-01-31 13:02:48,377 INFO L933 BasicCegarLoop]: 128 mSDtfsCounter, 1016 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 4112 mSolverCounterSat, 751 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1016 SdHoareTripleChecker+Valid, 200 SdHoareTripleChecker+Invalid, 4863 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 751 IncrementalHoareTripleChecker+Valid, 4112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-01-31 13:02:48,377 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1016 Valid, 200 Invalid, 4863 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [751 Valid, 4112 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-01-31 13:02:48,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 500 states. [2022-01-31 13:02:48,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 500 to 460. [2022-01-31 13:02:48,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 460 states, 363 states have (on average 1.2506887052341598) internal successors, (454), 363 states have internal predecessors, (454), 93 states have call successors, (93), 5 states have call predecessors, (93), 3 states have return successors, (91), 91 states have call predecessors, (91), 91 states have call successors, (91) [2022-01-31 13:02:48,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 460 states and 638 transitions. [2022-01-31 13:02:48,394 INFO L78 Accepts]: Start accepts. Automaton has 460 states and 638 transitions. Word has length 295 [2022-01-31 13:02:48,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 13:02:48,395 INFO L470 AbstractCegarLoop]: Abstraction has 460 states and 638 transitions. [2022-01-31 13:02:48,395 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 4.580645161290323) internal successors, (142), 30 states have internal predecessors, (142), 25 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (34), 25 states have call predecessors, (34), 25 states have call successors, (34) [2022-01-31 13:02:48,395 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 638 transitions. [2022-01-31 13:02:48,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 812 [2022-01-31 13:02:48,413 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 13:02:48,413 INFO L514 BasicCegarLoop]: trace histogram [91, 90, 90, 80, 80, 80, 80, 80, 80, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 13:02:48,432 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 13:02:48,613 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 13:02:48,617 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 13:02:48,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 13:02:48,618 INFO L85 PathProgramCache]: Analyzing trace with hash -1825980721, now seen corresponding path program 3 times [2022-01-31 13:02:48,619 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 13:02:48,619 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515833817] [2022-01-31 13:02:48,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 13:02:48,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 13:02:48,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 13:02:49,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-01-31 13:02:49,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-01-31 13:02:49,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-01-31 13:02:49,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-01-31 13:02:49,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-01-31 13:02:49,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-01-31 13:02:49,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-01-31 13:02:49,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-01-31 13:02:49,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-01-31 13:02:49,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-01-31 13:02:49,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-01-31 13:02:49,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-01-31 13:02:49,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-01-31 13:02:49,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-01-31 13:02:49,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-01-31 13:02:49,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-01-31 13:02:49,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-01-31 13:02:49,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-01-31 13:02:49,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-01-31 13:02:49,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-01-31 13:02:49,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-01-31 13:02:49,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-01-31 13:02:49,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-01-31 13:02:49,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-01-31 13:02:49,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-01-31 13:02:49,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-01-31 13:02:49,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-01-31 13:02:49,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-01-31 13:02:49,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-01-31 13:02:49,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-01-31 13:02:49,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-01-31 13:02:49,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2022-01-31 13:02:49,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-01-31 13:02:49,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2022-01-31 13:02:49,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2022-01-31 13:02:49,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2022-01-31 13:02:49,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2022-01-31 13:02:49,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-01-31 13:02:49,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-01-31 13:02:49,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2022-01-31 13:02:49,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-01-31 13:02:49,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2022-01-31 13:02:49,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-01-31 13:02:49,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2022-01-31 13:02:49,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2022-01-31 13:02:49,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-01-31 13:02:49,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2022-01-31 13:02:49,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-01-31 13:02:49,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2022-01-31 13:02:49,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2022-01-31 13:02:49,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2022-01-31 13:02:49,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2022-01-31 13:02:49,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2022-01-31 13:02:49,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2022-01-31 13:02:49,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2022-01-31 13:02:49,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2022-01-31 13:02:49,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2022-01-31 13:02:49,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 517 [2022-01-31 13:02:49,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2022-01-31 13:02:49,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2022-01-31 13:02:49,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2022-01-31 13:02:49,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2022-01-31 13:02:49,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 560 [2022-01-31 13:02:49,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 570 [2022-01-31 13:02:49,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 579 [2022-01-31 13:02:49,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 588 [2022-01-31 13:02:49,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2022-01-31 13:02:49,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 606 [2022-01-31 13:02:49,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 615 [2022-01-31 13:02:49,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 624 [2022-01-31 13:02:49,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 633 [2022-01-31 13:02:49,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 640 [2022-01-31 13:02:49,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 650 [2022-01-31 13:02:49,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2022-01-31 13:02:49,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 668 [2022-01-31 13:02:49,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2022-01-31 13:02:49,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 686 [2022-01-31 13:02:49,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2022-01-31 13:02:49,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 704 [2022-01-31 13:02:49,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2022-01-31 13:02:49,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 720 [2022-01-31 13:02:49,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 730 [2022-01-31 13:02:49,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 739 [2022-01-31 13:02:49,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 748 [2022-01-31 13:02:49,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 757 [2022-01-31 13:02:49,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 766 [2022-01-31 13:02:49,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 775 [2022-01-31 13:02:49,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 784 [2022-01-31 13:02:49,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 793 [2022-01-31 13:02:49,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 800 [2022-01-31 13:02:49,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:49,320 INFO L134 CoverageAnalysis]: Checked inductivity of 39390 backedges. 4375 proven. 204 refuted. 0 times theorem prover too weak. 34811 trivial. 0 not checked. [2022-01-31 13:02:49,320 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 13:02:49,320 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [515833817] [2022-01-31 13:02:49,320 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [515833817] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-31 13:02:49,320 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1855032560] [2022-01-31 13:02:49,320 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-01-31 13:02:49,320 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 13:02:49,321 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 13:02:49,321 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 13:02:49,322 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 13:02:49,951 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 14 check-sat command(s) [2022-01-31 13:02:49,951 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-31 13:02:49,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 19 conjunts are in the unsatisfiable core [2022-01-31 13:02:49,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-31 13:02:51,129 INFO L134 CoverageAnalysis]: Checked inductivity of 39390 backedges. 4747 proven. 204 refuted. 0 times theorem prover too weak. 34439 trivial. 0 not checked. [2022-01-31 13:02:51,129 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-31 13:02:52,178 INFO L134 CoverageAnalysis]: Checked inductivity of 39390 backedges. 4393 proven. 204 refuted. 0 times theorem prover too weak. 34793 trivial. 0 not checked. [2022-01-31 13:02:52,178 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1855032560] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-31 13:02:52,178 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-31 13:02:52,178 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 22 [2022-01-31 13:02:52,179 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429340013] [2022-01-31 13:02:52,179 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-31 13:02:52,180 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-01-31 13:02:52,181 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 13:02:52,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-01-31 13:02:52,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=140, Invalid=322, Unknown=0, NotChecked=0, Total=462 [2022-01-31 13:02:52,181 INFO L87 Difference]: Start difference. First operand 460 states and 638 transitions. Second operand has 22 states, 22 states have (on average 4.409090909090909) internal successors, (97), 21 states have internal predecessors, (97), 18 states have call successors, (25), 3 states have call predecessors, (25), 2 states have return successors, (22), 18 states have call predecessors, (22), 18 states have call successors, (22) [2022-01-31 13:02:54,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 13:02:54,527 INFO L93 Difference]: Finished difference Result 960 states and 1338 transitions. [2022-01-31 13:02:54,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-01-31 13:02:54,527 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 4.409090909090909) internal successors, (97), 21 states have internal predecessors, (97), 18 states have call successors, (25), 3 states have call predecessors, (25), 2 states have return successors, (22), 18 states have call predecessors, (22), 18 states have call successors, (22) Word has length 811 [2022-01-31 13:02:54,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 13:02:54,531 INFO L225 Difference]: With dead ends: 960 [2022-01-31 13:02:54,531 INFO L226 Difference]: Without dead ends: 960 [2022-01-31 13:02:54,531 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1833 GetRequests, 1794 SyntacticMatches, 1 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 184 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=455, Invalid=1105, Unknown=0, NotChecked=0, Total=1560 [2022-01-31 13:02:54,532 INFO L933 BasicCegarLoop]: 44 mSDtfsCounter, 150 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 682 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 91 SdHoareTripleChecker+Invalid, 785 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 682 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-01-31 13:02:54,532 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [151 Valid, 91 Invalid, 785 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 682 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-01-31 13:02:54,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 960 states. [2022-01-31 13:02:54,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 960 to 960. [2022-01-31 13:02:54,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 960 states, 763 states have (on average 1.2503276539973787) internal successors, (954), 763 states have internal predecessors, (954), 193 states have call successors, (193), 5 states have call predecessors, (193), 3 states have return successors, (191), 191 states have call predecessors, (191), 191 states have call successors, (191) [2022-01-31 13:02:54,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 960 states and 1338 transitions. [2022-01-31 13:02:54,549 INFO L78 Accepts]: Start accepts. Automaton has 960 states and 1338 transitions. Word has length 811 [2022-01-31 13:02:54,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 13:02:54,549 INFO L470 AbstractCegarLoop]: Abstraction has 960 states and 1338 transitions. [2022-01-31 13:02:54,550 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 4.409090909090909) internal successors, (97), 21 states have internal predecessors, (97), 18 states have call successors, (25), 3 states have call predecessors, (25), 2 states have return successors, (22), 18 states have call predecessors, (22), 18 states have call successors, (22) [2022-01-31 13:02:54,550 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1338 transitions. [2022-01-31 13:02:54,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1712 [2022-01-31 13:02:54,611 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 13:02:54,612 INFO L514 BasicCegarLoop]: trace histogram [191, 190, 190, 180, 180, 180, 180, 180, 180, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 13:02:54,631 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 13:02:54,817 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 13:02:54,818 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 13:02:54,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 13:02:54,818 INFO L85 PathProgramCache]: Analyzing trace with hash -1014981681, now seen corresponding path program 4 times [2022-01-31 13:02:54,818 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 13:02:54,818 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737952095] [2022-01-31 13:02:54,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 13:02:54,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 13:02:55,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 13:02:56,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-01-31 13:02:56,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-01-31 13:02:56,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-01-31 13:02:56,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-01-31 13:02:56,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-01-31 13:02:56,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-01-31 13:02:56,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-01-31 13:02:56,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-01-31 13:02:56,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-01-31 13:02:56,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-01-31 13:02:56,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-01-31 13:02:56,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-01-31 13:02:56,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-01-31 13:02:56,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-01-31 13:02:56,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-01-31 13:02:56,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-01-31 13:02:56,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-01-31 13:02:56,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-01-31 13:02:56,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-01-31 13:02:56,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-01-31 13:02:56,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-01-31 13:02:56,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-01-31 13:02:56,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-01-31 13:02:56,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-01-31 13:02:56,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2022-01-31 13:02:56,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-01-31 13:02:56,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-01-31 13:02:56,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-01-31 13:02:56,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-01-31 13:02:56,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-01-31 13:02:56,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-01-31 13:02:56,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2022-01-31 13:02:56,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-01-31 13:02:56,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-01-31 13:02:56,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2022-01-31 13:02:56,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-01-31 13:02:56,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-01-31 13:02:56,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2022-01-31 13:02:56,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-01-31 13:02:56,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2022-01-31 13:02:56,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2022-01-31 13:02:56,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-01-31 13:02:56,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2022-01-31 13:02:56,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-01-31 13:02:56,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2022-01-31 13:02:56,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2022-01-31 13:02:56,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2022-01-31 13:02:56,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2022-01-31 13:02:56,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2022-01-31 13:02:56,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2022-01-31 13:02:56,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-01-31 13:02:56,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2022-01-31 13:02:56,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2022-01-31 13:02:56,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2022-01-31 13:02:56,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-01-31 13:02:56,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2022-01-31 13:02:56,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 510 [2022-01-31 13:02:56,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2022-01-31 13:02:56,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 529 [2022-01-31 13:02:56,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2022-01-31 13:02:56,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2022-01-31 13:02:56,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 556 [2022-01-31 13:02:56,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 565 [2022-01-31 13:02:56,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 574 [2022-01-31 13:02:56,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2022-01-31 13:02:56,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 592 [2022-01-31 13:02:56,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 601 [2022-01-31 13:02:56,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 610 [2022-01-31 13:02:56,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 619 [2022-01-31 13:02:56,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 628 [2022-01-31 13:02:56,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 637 [2022-01-31 13:02:56,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 646 [2022-01-31 13:02:56,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 655 [2022-01-31 13:02:56,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 664 [2022-01-31 13:02:56,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 673 [2022-01-31 13:02:56,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 680 [2022-01-31 13:02:56,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 690 [2022-01-31 13:02:56,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 699 [2022-01-31 13:02:56,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 708 [2022-01-31 13:02:56,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 717 [2022-01-31 13:02:56,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 726 [2022-01-31 13:02:56,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 735 [2022-01-31 13:02:56,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 744 [2022-01-31 13:02:56,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 753 [2022-01-31 13:02:56,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 762 [2022-01-31 13:02:56,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 771 [2022-01-31 13:02:56,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 780 [2022-01-31 13:02:56,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 789 [2022-01-31 13:02:56,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 798 [2022-01-31 13:02:56,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 807 [2022-01-31 13:02:56,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 816 [2022-01-31 13:02:56,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 825 [2022-01-31 13:02:56,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 834 [2022-01-31 13:02:56,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 843 [2022-01-31 13:02:56,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 850 [2022-01-31 13:02:56,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 860 [2022-01-31 13:02:56,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 869 [2022-01-31 13:02:56,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 878 [2022-01-31 13:02:56,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 887 [2022-01-31 13:02:56,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 896 [2022-01-31 13:02:56,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 905 [2022-01-31 13:02:56,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 914 [2022-01-31 13:02:56,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 923 [2022-01-31 13:02:56,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 932 [2022-01-31 13:02:56,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 941 [2022-01-31 13:02:56,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 950 [2022-01-31 13:02:56,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 959 [2022-01-31 13:02:56,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 968 [2022-01-31 13:02:56,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 977 [2022-01-31 13:02:56,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 986 [2022-01-31 13:02:56,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 995 [2022-01-31 13:02:56,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1004 [2022-01-31 13:02:56,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1013 [2022-01-31 13:02:56,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1020 [2022-01-31 13:02:56,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1030 [2022-01-31 13:02:56,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1039 [2022-01-31 13:02:56,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1048 [2022-01-31 13:02:56,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1057 [2022-01-31 13:02:56,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1066 [2022-01-31 13:02:56,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1075 [2022-01-31 13:02:56,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1084 [2022-01-31 13:02:56,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1093 [2022-01-31 13:02:56,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1102 [2022-01-31 13:02:56,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1111 [2022-01-31 13:02:56,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1120 [2022-01-31 13:02:56,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1129 [2022-01-31 13:02:56,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1138 [2022-01-31 13:02:56,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1147 [2022-01-31 13:02:56,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1156 [2022-01-31 13:02:56,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1165 [2022-01-31 13:02:56,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1174 [2022-01-31 13:02:56,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1183 [2022-01-31 13:02:56,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1190 [2022-01-31 13:02:56,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1200 [2022-01-31 13:02:56,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1209 [2022-01-31 13:02:56,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1218 [2022-01-31 13:02:56,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1227 [2022-01-31 13:02:56,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1236 [2022-01-31 13:02:56,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1245 [2022-01-31 13:02:56,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1254 [2022-01-31 13:02:56,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1263 [2022-01-31 13:02:56,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1272 [2022-01-31 13:02:56,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1281 [2022-01-31 13:02:56,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1290 [2022-01-31 13:02:56,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1299 [2022-01-31 13:02:56,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1308 [2022-01-31 13:02:56,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1317 [2022-01-31 13:02:56,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1326 [2022-01-31 13:02:56,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1335 [2022-01-31 13:02:56,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1344 [2022-01-31 13:02:56,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1353 [2022-01-31 13:02:56,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1360 [2022-01-31 13:02:56,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1370 [2022-01-31 13:02:56,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1379 [2022-01-31 13:02:56,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1388 [2022-01-31 13:02:56,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1397 [2022-01-31 13:02:56,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1406 [2022-01-31 13:02:56,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1415 [2022-01-31 13:02:56,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1424 [2022-01-31 13:02:56,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1433 [2022-01-31 13:02:56,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1442 [2022-01-31 13:02:56,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1451 [2022-01-31 13:02:56,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1460 [2022-01-31 13:02:56,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1469 [2022-01-31 13:02:56,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1478 [2022-01-31 13:02:56,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1487 [2022-01-31 13:02:56,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1496 [2022-01-31 13:02:56,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1505 [2022-01-31 13:02:56,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1514 [2022-01-31 13:02:56,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1523 [2022-01-31 13:02:56,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1530 [2022-01-31 13:02:56,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1540 [2022-01-31 13:02:56,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1549 [2022-01-31 13:02:56,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1558 [2022-01-31 13:02:56,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1567 [2022-01-31 13:02:56,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1576 [2022-01-31 13:02:56,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1585 [2022-01-31 13:02:56,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1594 [2022-01-31 13:02:56,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1603 [2022-01-31 13:02:56,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1612 [2022-01-31 13:02:56,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1621 [2022-01-31 13:02:56,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1630 [2022-01-31 13:02:56,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1639 [2022-01-31 13:02:56,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1648 [2022-01-31 13:02:56,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1657 [2022-01-31 13:02:56,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1666 [2022-01-31 13:02:56,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1675 [2022-01-31 13:02:56,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1684 [2022-01-31 13:02:56,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1693 [2022-01-31 13:02:56,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1700 [2022-01-31 13:02:56,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:02:56,773 INFO L134 CoverageAnalysis]: Checked inductivity of 187140 backedges. 21135 proven. 1089 refuted. 0 times theorem prover too weak. 164916 trivial. 0 not checked. [2022-01-31 13:02:56,773 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 13:02:56,773 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737952095] [2022-01-31 13:02:56,773 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [737952095] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-31 13:02:56,773 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1191541888] [2022-01-31 13:02:56,773 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-01-31 13:02:56,773 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 13:02:56,773 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 13:02:56,774 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 13:02:56,811 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 13:02:59,452 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-01-31 13:02:59,452 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-31 13:02:59,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 3087 conjuncts, 39 conjunts are in the unsatisfiable core [2022-01-31 13:02:59,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-31 13:03:01,805 INFO L134 CoverageAnalysis]: Checked inductivity of 187140 backedges. 101955 proven. 1089 refuted. 0 times theorem prover too weak. 84096 trivial. 0 not checked. [2022-01-31 13:03:01,805 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-31 13:03:04,152 INFO L134 CoverageAnalysis]: Checked inductivity of 187140 backedges. 67305 proven. 1089 refuted. 0 times theorem prover too weak. 118746 trivial. 0 not checked. [2022-01-31 13:03:04,153 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1191541888] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-31 13:03:04,153 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-31 13:03:04,153 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 21, 21] total 42 [2022-01-31 13:03:04,153 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433935818] [2022-01-31 13:03:04,153 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-31 13:03:04,156 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2022-01-31 13:03:04,156 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 13:03:04,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2022-01-31 13:03:04,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=480, Invalid=1242, Unknown=0, NotChecked=0, Total=1722 [2022-01-31 13:03:04,157 INFO L87 Difference]: Start difference. First operand 960 states and 1338 transitions. Second operand has 42 states, 42 states have (on average 4.214285714285714) internal successors, (177), 41 states have internal predecessors, (177), 38 states have call successors, (46), 3 states have call predecessors, (46), 2 states have return successors, (43), 38 states have call predecessors, (43), 38 states have call successors, (43) [2022-01-31 13:03:54,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 13:03:54,009 INFO L93 Difference]: Finished difference Result 1960 states and 2738 transitions. [2022-01-31 13:03:54,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-01-31 13:03:54,010 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 4.214285714285714) internal successors, (177), 41 states have internal predecessors, (177), 38 states have call successors, (46), 3 states have call predecessors, (46), 2 states have return successors, (43), 38 states have call predecessors, (43), 38 states have call successors, (43) Word has length 1711 [2022-01-31 13:03:54,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 13:03:54,015 INFO L225 Difference]: With dead ends: 1960 [2022-01-31 13:03:54,016 INFO L226 Difference]: Without dead ends: 1960 [2022-01-31 13:03:54,017 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3863 GetRequests, 3784 SyntacticMatches, 1 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 764 ImplicationChecksByTransitivity, 49.2s TimeCoverageRelationStatistics Valid=1713, Invalid=4605, Unknown=2, NotChecked=0, Total=6320 [2022-01-31 13:03:54,017 INFO L933 BasicCegarLoop]: 74 mSDtfsCounter, 300 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 2728 mSolverCounterSat, 244 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 301 SdHoareTripleChecker+Valid, 171 SdHoareTripleChecker+Invalid, 2972 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 244 IncrementalHoareTripleChecker+Valid, 2728 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-01-31 13:03:54,017 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [301 Valid, 171 Invalid, 2972 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 2728 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-01-31 13:03:54,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1960 states. [2022-01-31 13:03:54,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1960 to 1960. [2022-01-31 13:03:54,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1960 states, 1563 states have (on average 1.2501599488163788) internal successors, (1954), 1563 states have internal predecessors, (1954), 393 states have call successors, (393), 5 states have call predecessors, (393), 3 states have return successors, (391), 391 states have call predecessors, (391), 391 states have call successors, (391) [2022-01-31 13:03:54,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1960 states to 1960 states and 2738 transitions. [2022-01-31 13:03:54,054 INFO L78 Accepts]: Start accepts. Automaton has 1960 states and 2738 transitions. Word has length 1711 [2022-01-31 13:03:54,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 13:03:54,054 INFO L470 AbstractCegarLoop]: Abstraction has 1960 states and 2738 transitions. [2022-01-31 13:03:54,054 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 4.214285714285714) internal successors, (177), 41 states have internal predecessors, (177), 38 states have call successors, (46), 3 states have call predecessors, (46), 2 states have return successors, (43), 38 states have call predecessors, (43), 38 states have call successors, (43) [2022-01-31 13:03:54,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 2738 transitions. [2022-01-31 13:03:54,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3512 [2022-01-31 13:03:54,144 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 13:03:54,145 INFO L514 BasicCegarLoop]: trace histogram [391, 390, 390, 380, 380, 380, 380, 380, 380, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 13:03:54,156 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-01-31 13:03:54,354 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-01-31 13:03:54,354 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 13:03:54,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 13:03:54,355 INFO L85 PathProgramCache]: Analyzing trace with hash 1567356367, now seen corresponding path program 5 times [2022-01-31 13:03:54,355 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 13:03:54,355 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [224311725] [2022-01-31 13:03:54,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 13:03:54,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 13:03:57,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:58,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 13:03:58,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:58,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-01-31 13:03:58,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:58,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-01-31 13:03:58,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:58,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-01-31 13:03:58,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-01-31 13:03:59,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-01-31 13:03:59,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-01-31 13:03:59,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-01-31 13:03:59,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-01-31 13:03:59,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-01-31 13:03:59,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-01-31 13:03:59,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-01-31 13:03:59,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-01-31 13:03:59,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-01-31 13:03:59,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-01-31 13:03:59,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-01-31 13:03:59,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-01-31 13:03:59,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-01-31 13:03:59,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-01-31 13:03:59,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-01-31 13:03:59,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-01-31 13:03:59,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-01-31 13:03:59,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-01-31 13:03:59,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-01-31 13:03:59,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-01-31 13:03:59,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-01-31 13:03:59,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-01-31 13:03:59,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-01-31 13:03:59,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-01-31 13:03:59,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-01-31 13:03:59,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-01-31 13:03:59,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2022-01-31 13:03:59,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-01-31 13:03:59,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-01-31 13:03:59,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-01-31 13:03:59,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2022-01-31 13:03:59,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2022-01-31 13:03:59,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2022-01-31 13:03:59,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2022-01-31 13:03:59,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-01-31 13:03:59,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2022-01-31 13:03:59,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-01-31 13:03:59,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2022-01-31 13:03:59,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2022-01-31 13:03:59,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2022-01-31 13:03:59,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2022-01-31 13:03:59,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2022-01-31 13:03:59,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-01-31 13:03:59,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-01-31 13:03:59,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2022-01-31 13:03:59,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-01-31 13:03:59,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2022-01-31 13:03:59,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2022-01-31 13:03:59,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2022-01-31 13:03:59,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2022-01-31 13:03:59,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 495 [2022-01-31 13:03:59,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 504 [2022-01-31 13:03:59,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-01-31 13:03:59,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 522 [2022-01-31 13:03:59,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2022-01-31 13:03:59,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 540 [2022-01-31 13:03:59,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 549 [2022-01-31 13:03:59,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2022-01-31 13:03:59,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 567 [2022-01-31 13:03:59,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 576 [2022-01-31 13:03:59,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 585 [2022-01-31 13:03:59,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 594 [2022-01-31 13:03:59,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 603 [2022-01-31 13:03:59,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 612 [2022-01-31 13:03:59,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 621 [2022-01-31 13:03:59,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 630 [2022-01-31 13:03:59,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 639 [2022-01-31 13:03:59,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 648 [2022-01-31 13:03:59,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 657 [2022-01-31 13:03:59,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 666 [2022-01-31 13:03:59,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 675 [2022-01-31 13:03:59,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 684 [2022-01-31 13:03:59,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 693 [2022-01-31 13:03:59,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2022-01-31 13:03:59,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 710 [2022-01-31 13:03:59,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 719 [2022-01-31 13:03:59,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 728 [2022-01-31 13:03:59,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2022-01-31 13:03:59,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 746 [2022-01-31 13:03:59,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 755 [2022-01-31 13:03:59,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 764 [2022-01-31 13:03:59,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 773 [2022-01-31 13:03:59,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 782 [2022-01-31 13:03:59,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 791 [2022-01-31 13:03:59,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 800 [2022-01-31 13:03:59,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 809 [2022-01-31 13:03:59,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 818 [2022-01-31 13:03:59,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 827 [2022-01-31 13:03:59,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 836 [2022-01-31 13:03:59,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 845 [2022-01-31 13:03:59,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 854 [2022-01-31 13:03:59,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 863 [2022-01-31 13:03:59,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 872 [2022-01-31 13:03:59,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 881 [2022-01-31 13:03:59,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 890 [2022-01-31 13:03:59,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 899 [2022-01-31 13:03:59,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 908 [2022-01-31 13:03:59,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 917 [2022-01-31 13:03:59,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 926 [2022-01-31 13:03:59,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 935 [2022-01-31 13:03:59,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 944 [2022-01-31 13:03:59,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 953 [2022-01-31 13:03:59,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 962 [2022-01-31 13:03:59,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 971 [2022-01-31 13:03:59,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 980 [2022-01-31 13:03:59,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 989 [2022-01-31 13:03:59,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 998 [2022-01-31 13:03:59,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1007 [2022-01-31 13:03:59,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1016 [2022-01-31 13:03:59,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1025 [2022-01-31 13:03:59,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1034 [2022-01-31 13:03:59,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1043 [2022-01-31 13:03:59,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1050 [2022-01-31 13:03:59,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1060 [2022-01-31 13:03:59,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1069 [2022-01-31 13:03:59,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1078 [2022-01-31 13:03:59,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1087 [2022-01-31 13:03:59,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1096 [2022-01-31 13:03:59,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1105 [2022-01-31 13:03:59,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1114 [2022-01-31 13:03:59,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1123 [2022-01-31 13:03:59,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1132 [2022-01-31 13:03:59,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1141 [2022-01-31 13:03:59,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1150 [2022-01-31 13:03:59,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1159 [2022-01-31 13:03:59,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1168 [2022-01-31 13:03:59,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1177 [2022-01-31 13:03:59,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1186 [2022-01-31 13:03:59,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1195 [2022-01-31 13:03:59,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1204 [2022-01-31 13:03:59,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1213 [2022-01-31 13:03:59,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1222 [2022-01-31 13:03:59,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1231 [2022-01-31 13:03:59,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1240 [2022-01-31 13:03:59,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1249 [2022-01-31 13:03:59,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1258 [2022-01-31 13:03:59,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1267 [2022-01-31 13:03:59,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1276 [2022-01-31 13:03:59,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1285 [2022-01-31 13:03:59,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1294 [2022-01-31 13:03:59,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1303 [2022-01-31 13:03:59,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1312 [2022-01-31 13:03:59,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1321 [2022-01-31 13:03:59,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1330 [2022-01-31 13:03:59,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1339 [2022-01-31 13:03:59,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1348 [2022-01-31 13:03:59,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1357 [2022-01-31 13:03:59,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1366 [2022-01-31 13:03:59,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1375 [2022-01-31 13:03:59,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1384 [2022-01-31 13:03:59,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1393 [2022-01-31 13:03:59,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1400 [2022-01-31 13:03:59,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1410 [2022-01-31 13:03:59,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1419 [2022-01-31 13:03:59,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1428 [2022-01-31 13:03:59,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1437 [2022-01-31 13:03:59,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1446 [2022-01-31 13:03:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1455 [2022-01-31 13:03:59,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1464 [2022-01-31 13:03:59,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1473 [2022-01-31 13:03:59,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1482 [2022-01-31 13:03:59,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1491 [2022-01-31 13:03:59,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1500 [2022-01-31 13:03:59,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1509 [2022-01-31 13:03:59,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1518 [2022-01-31 13:03:59,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1527 [2022-01-31 13:03:59,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1536 [2022-01-31 13:03:59,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1545 [2022-01-31 13:03:59,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1554 [2022-01-31 13:03:59,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1563 [2022-01-31 13:03:59,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1572 [2022-01-31 13:03:59,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1581 [2022-01-31 13:03:59,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1590 [2022-01-31 13:03:59,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1599 [2022-01-31 13:03:59,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1608 [2022-01-31 13:03:59,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1617 [2022-01-31 13:03:59,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1626 [2022-01-31 13:03:59,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1635 [2022-01-31 13:03:59,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1644 [2022-01-31 13:03:59,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1653 [2022-01-31 13:03:59,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1662 [2022-01-31 13:03:59,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1671 [2022-01-31 13:03:59,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1680 [2022-01-31 13:03:59,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1689 [2022-01-31 13:03:59,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1698 [2022-01-31 13:03:59,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1707 [2022-01-31 13:03:59,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1716 [2022-01-31 13:03:59,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1725 [2022-01-31 13:03:59,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1734 [2022-01-31 13:03:59,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1743 [2022-01-31 13:03:59,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1750 [2022-01-31 13:03:59,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1760 [2022-01-31 13:03:59,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1769 [2022-01-31 13:03:59,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1778 [2022-01-31 13:03:59,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1787 [2022-01-31 13:03:59,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1796 [2022-01-31 13:03:59,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1805 [2022-01-31 13:03:59,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1814 [2022-01-31 13:03:59,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1823 [2022-01-31 13:03:59,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1832 [2022-01-31 13:03:59,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1841 [2022-01-31 13:03:59,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1850 [2022-01-31 13:03:59,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1859 [2022-01-31 13:03:59,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1868 [2022-01-31 13:03:59,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1877 [2022-01-31 13:03:59,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1886 [2022-01-31 13:03:59,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1895 [2022-01-31 13:03:59,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1904 [2022-01-31 13:03:59,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1913 [2022-01-31 13:03:59,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1922 [2022-01-31 13:03:59,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1931 [2022-01-31 13:03:59,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1940 [2022-01-31 13:03:59,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1949 [2022-01-31 13:03:59,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1958 [2022-01-31 13:03:59,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1967 [2022-01-31 13:03:59,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1976 [2022-01-31 13:03:59,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1985 [2022-01-31 13:03:59,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1994 [2022-01-31 13:03:59,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2003 [2022-01-31 13:03:59,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2012 [2022-01-31 13:03:59,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2021 [2022-01-31 13:03:59,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2030 [2022-01-31 13:03:59,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2039 [2022-01-31 13:03:59,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2048 [2022-01-31 13:03:59,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2057 [2022-01-31 13:03:59,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2066 [2022-01-31 13:03:59,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2075 [2022-01-31 13:03:59,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2084 [2022-01-31 13:03:59,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2093 [2022-01-31 13:03:59,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2100 [2022-01-31 13:03:59,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2110 [2022-01-31 13:03:59,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2119 [2022-01-31 13:03:59,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2128 [2022-01-31 13:03:59,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2137 [2022-01-31 13:03:59,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2146 [2022-01-31 13:03:59,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2155 [2022-01-31 13:03:59,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2164 [2022-01-31 13:03:59,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2173 [2022-01-31 13:03:59,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2182 [2022-01-31 13:03:59,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2191 [2022-01-31 13:03:59,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2200 [2022-01-31 13:03:59,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2209 [2022-01-31 13:03:59,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2218 [2022-01-31 13:03:59,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2227 [2022-01-31 13:03:59,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2236 [2022-01-31 13:03:59,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2245 [2022-01-31 13:03:59,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2254 [2022-01-31 13:03:59,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2263 [2022-01-31 13:03:59,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2272 [2022-01-31 13:03:59,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2281 [2022-01-31 13:03:59,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2290 [2022-01-31 13:03:59,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2299 [2022-01-31 13:03:59,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2308 [2022-01-31 13:03:59,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2317 [2022-01-31 13:03:59,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2326 [2022-01-31 13:03:59,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2335 [2022-01-31 13:03:59,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2344 [2022-01-31 13:03:59,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2353 [2022-01-31 13:03:59,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2362 [2022-01-31 13:03:59,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2371 [2022-01-31 13:03:59,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2380 [2022-01-31 13:03:59,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2389 [2022-01-31 13:03:59,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2398 [2022-01-31 13:03:59,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2407 [2022-01-31 13:03:59,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2416 [2022-01-31 13:03:59,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2425 [2022-01-31 13:03:59,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2434 [2022-01-31 13:03:59,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2443 [2022-01-31 13:03:59,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2450 [2022-01-31 13:03:59,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2460 [2022-01-31 13:03:59,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2469 [2022-01-31 13:03:59,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2478 [2022-01-31 13:03:59,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2487 [2022-01-31 13:03:59,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2496 [2022-01-31 13:03:59,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2505 [2022-01-31 13:03:59,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2514 [2022-01-31 13:03:59,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2523 [2022-01-31 13:03:59,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2532 [2022-01-31 13:03:59,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2541 [2022-01-31 13:03:59,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2550 [2022-01-31 13:03:59,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2559 [2022-01-31 13:03:59,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2568 [2022-01-31 13:03:59,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2577 [2022-01-31 13:03:59,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2586 [2022-01-31 13:03:59,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2595 [2022-01-31 13:03:59,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2604 [2022-01-31 13:03:59,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2613 [2022-01-31 13:03:59,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2622 [2022-01-31 13:03:59,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2631 [2022-01-31 13:03:59,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2640 [2022-01-31 13:03:59,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2649 [2022-01-31 13:03:59,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2658 [2022-01-31 13:03:59,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2667 [2022-01-31 13:03:59,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2676 [2022-01-31 13:03:59,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2685 [2022-01-31 13:03:59,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2694 [2022-01-31 13:03:59,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2703 [2022-01-31 13:03:59,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2712 [2022-01-31 13:03:59,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2721 [2022-01-31 13:03:59,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2730 [2022-01-31 13:03:59,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2739 [2022-01-31 13:03:59,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2748 [2022-01-31 13:03:59,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2757 [2022-01-31 13:03:59,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2766 [2022-01-31 13:03:59,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2775 [2022-01-31 13:03:59,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2784 [2022-01-31 13:03:59,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2793 [2022-01-31 13:03:59,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2800 [2022-01-31 13:03:59,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2810 [2022-01-31 13:03:59,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2819 [2022-01-31 13:03:59,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2828 [2022-01-31 13:03:59,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2837 [2022-01-31 13:03:59,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2846 [2022-01-31 13:03:59,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2855 [2022-01-31 13:03:59,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2864 [2022-01-31 13:03:59,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2873 [2022-01-31 13:03:59,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2882 [2022-01-31 13:03:59,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2891 [2022-01-31 13:03:59,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2900 [2022-01-31 13:03:59,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2909 [2022-01-31 13:03:59,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2918 [2022-01-31 13:03:59,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2927 [2022-01-31 13:03:59,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2936 [2022-01-31 13:03:59,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2945 [2022-01-31 13:03:59,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2954 [2022-01-31 13:03:59,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2963 [2022-01-31 13:03:59,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2972 [2022-01-31 13:03:59,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2981 [2022-01-31 13:03:59,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2990 [2022-01-31 13:03:59,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2999 [2022-01-31 13:03:59,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3008 [2022-01-31 13:03:59,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3017 [2022-01-31 13:03:59,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3026 [2022-01-31 13:03:59,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3035 [2022-01-31 13:03:59,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3044 [2022-01-31 13:03:59,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3053 [2022-01-31 13:03:59,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3062 [2022-01-31 13:03:59,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3071 [2022-01-31 13:03:59,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3080 [2022-01-31 13:03:59,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3089 [2022-01-31 13:03:59,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3098 [2022-01-31 13:03:59,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3107 [2022-01-31 13:03:59,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3116 [2022-01-31 13:03:59,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3125 [2022-01-31 13:03:59,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3134 [2022-01-31 13:03:59,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3143 [2022-01-31 13:03:59,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3150 [2022-01-31 13:03:59,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3160 [2022-01-31 13:03:59,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3169 [2022-01-31 13:03:59,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3178 [2022-01-31 13:03:59,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3187 [2022-01-31 13:03:59,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3196 [2022-01-31 13:03:59,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3205 [2022-01-31 13:03:59,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3214 [2022-01-31 13:03:59,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3223 [2022-01-31 13:03:59,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3232 [2022-01-31 13:03:59,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3241 [2022-01-31 13:03:59,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3250 [2022-01-31 13:03:59,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3259 [2022-01-31 13:03:59,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3268 [2022-01-31 13:03:59,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3277 [2022-01-31 13:03:59,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3286 [2022-01-31 13:03:59,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3295 [2022-01-31 13:03:59,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3304 [2022-01-31 13:03:59,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3313 [2022-01-31 13:03:59,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3322 [2022-01-31 13:03:59,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3331 [2022-01-31 13:03:59,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3340 [2022-01-31 13:03:59,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3349 [2022-01-31 13:03:59,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3358 [2022-01-31 13:03:59,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3367 [2022-01-31 13:03:59,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3376 [2022-01-31 13:03:59,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3385 [2022-01-31 13:03:59,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3394 [2022-01-31 13:03:59,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3403 [2022-01-31 13:03:59,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3412 [2022-01-31 13:03:59,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3421 [2022-01-31 13:03:59,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3430 [2022-01-31 13:03:59,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3439 [2022-01-31 13:03:59,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3448 [2022-01-31 13:03:59,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3457 [2022-01-31 13:03:59,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3466 [2022-01-31 13:03:59,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3475 [2022-01-31 13:03:59,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3484 [2022-01-31 13:03:59,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3493 [2022-01-31 13:03:59,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3500 [2022-01-31 13:03:59,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 13:03:59,532 INFO L134 CoverageAnalysis]: Checked inductivity of 812640 backedges. 92455 proven. 4959 refuted. 0 times theorem prover too weak. 715226 trivial. 0 not checked. [2022-01-31 13:03:59,532 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 13:03:59,532 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [224311725] [2022-01-31 13:03:59,532 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [224311725] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-31 13:03:59,532 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1589108298] [2022-01-31 13:03:59,532 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-01-31 13:03:59,532 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 13:03:59,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 13:03:59,546 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-31 13:03:59,547 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process