/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-7968f31 [2022-03-17 15:35:40,114 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-17 15:35:40,116 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-17 15:35:40,194 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-03-17 15:35:40,220 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-17 15:35:40,222 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-17 15:35:40,223 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-17 15:35:40,226 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-17 15:35:40,227 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-17 15:35:40,228 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-17 15:35:40,230 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-17 15:35:40,235 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-17 15:35:40,237 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-03-17 15:35:40,238 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-17 15:35:40,239 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-17 15:35:40,240 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-17 15:35:40,241 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-17 15:35:40,247 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-17 15:35:40,255 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-17 15:35:40,256 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-17 15:35:40,257 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-17 15:35:40,258 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf [2022-03-17 15:35:40,270 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-17 15:35:40,270 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-17 15:35:40,272 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-17 15:35:40,272 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-17 15:35:40,272 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-17 15:35:40,273 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-17 15:35:40,273 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-17 15:35:40,273 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-17 15:35:40,273 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-17 15:35:40,274 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-17 15:35:40,274 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-17 15:35:40,274 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-17 15:35:40,274 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-17 15:35:40,274 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-17 15:35:40,274 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-17 15:35:40,274 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-17 15:35:40,275 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-17 15:35:40,275 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-17 15:35:40,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-17 15:35:40,275 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-17 15:35:40,275 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-17 15:35:40,278 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-03-17 15:35:40,278 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-03-17 15:35:40,526 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-17 15:35:40,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-17 15:35:40,551 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-17 15:35:40,552 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-17 15:35:40,555 INFO L275 PluginConnector]: CDTParser initialized [2022-03-17 15:35:40,557 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops-crafted-1/nested3-1.c [2022-03-17 15:35:40,617 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/226ce5607/21d852bff2464afc8a1626f1c1f23a11/FLAG41cd72ab3 [2022-03-17 15:35:40,978 INFO L306 CDTParser]: Found 1 translation units. [2022-03-17 15:35:40,979 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/nested3-1.c [2022-03-17 15:35:40,983 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/226ce5607/21d852bff2464afc8a1626f1c1f23a11/FLAG41cd72ab3 [2022-03-17 15:35:40,993 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/226ce5607/21d852bff2464afc8a1626f1c1f23a11 [2022-03-17 15:35:40,995 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-17 15:35:40,996 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-17 15:35:40,998 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-17 15:35:40,998 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-17 15:35:41,001 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-17 15:35:41,001 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 03:35:40" (1/1) ... [2022-03-17 15:35:41,002 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20c937aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:35:41, skipping insertion in model container [2022-03-17 15:35:41,002 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 03:35:40" (1/1) ... [2022-03-17 15:35:41,008 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-17 15:35:41,019 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-17 15:35:41,158 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] [2022-03-17 15:35:41,188 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-17 15:35:41,196 INFO L203 MainTranslator]: Completed pre-run [2022-03-17 15:35:41,208 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] [2022-03-17 15:35:41,216 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-17 15:35:41,227 INFO L208 MainTranslator]: Completed translation [2022-03-17 15:35:41,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:35:41 WrapperNode [2022-03-17 15:35:41,228 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-17 15:35:41,231 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-17 15:35:41,231 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-17 15:35:41,232 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-17 15:35:41,243 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:35:41" (1/1) ... [2022-03-17 15:35:41,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:35:41" (1/1) ... [2022-03-17 15:35:41,252 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:35:41" (1/1) ... [2022-03-17 15:35:41,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:35:41" (1/1) ... [2022-03-17 15:35:41,266 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:35:41" (1/1) ... [2022-03-17 15:35:41,271 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:35:41" (1/1) ... [2022-03-17 15:35:41,272 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:35:41" (1/1) ... [2022-03-17 15:35:41,274 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-17 15:35:41,275 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-17 15:35:41,275 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-17 15:35:41,275 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-17 15:35:41,276 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:35:41" (1/1) ... [2022-03-17 15:35:41,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-17 15:35:41,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-17 15:35:41,321 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) [2022-03-17 15:35:41,333 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 [2022-03-17 15:35:41,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-03-17 15:35:41,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-17 15:35:41,368 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-03-17 15:35:41,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-03-17 15:35:41,369 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-03-17 15:35:41,369 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-03-17 15:35:41,369 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-03-17 15:35:41,370 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-03-17 15:35:41,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-17 15:35:41,370 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-03-17 15:35:41,370 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-03-17 15:35:41,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-03-17 15:35:41,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-17 15:35:41,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-17 15:35:41,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-17 15:35:41,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-17 15:35:41,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-17 15:35:41,431 INFO L234 CfgBuilder]: Building ICFG [2022-03-17 15:35:41,432 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-17 15:35:41,538 INFO L275 CfgBuilder]: Performing block encoding [2022-03-17 15:35:41,548 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-17 15:35:41,549 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-03-17 15:35:41,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.03 03:35:41 BoogieIcfgContainer [2022-03-17 15:35:41,550 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-17 15:35:41,550 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-03-17 15:35:41,551 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-03-17 15:35:41,552 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-03-17 15:35:41,554 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.03 03:35:41" (1/1) ... [2022-03-17 15:35:41,718 INFO L89 elerationTransformer]: Jordan loop acceleration statistics: 1 HavocedVariables, 1 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-03-17 15:35:41,719 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] [2022-03-17 15:35:41,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 17.03 03:35:41 BasicIcfg [2022-03-17 15:35:41,725 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-03-17 15:35:41,726 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-17 15:35:41,727 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-17 15:35:41,730 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-17 15:35:41,730 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 03:35:40" (1/4) ... [2022-03-17 15:35:41,730 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5886f3e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 03:35:41, skipping insertion in model container [2022-03-17 15:35:41,731 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:35:41" (2/4) ... [2022-03-17 15:35:41,731 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5886f3e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 03:35:41, skipping insertion in model container [2022-03-17 15:35:41,731 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.03 03:35:41" (3/4) ... [2022-03-17 15:35:41,731 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5886f3e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.03 03:35:41, skipping insertion in model container [2022-03-17 15:35:41,731 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 17.03 03:35:41" (4/4) ... [2022-03-17 15:35:41,732 INFO L111 eAbstractionObserver]: Analyzing ICFG nested3-1.cJordan [2022-03-17 15:35:41,736 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2022-03-17 15:35:41,737 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-17 15:35:41,777 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-17 15:35:41,783 INFO L340 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 [2022-03-17 15:35:41,783 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-03-17 15:35:41,793 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) [2022-03-17 15:35:41,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-03-17 15:35:41,800 INFO L492 BasicCegarLoop]: Found error trace [2022-03-17 15:35:41,800 INFO L500 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-17 15:35:41,801 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-17 15:35:41,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-17 15:35:41,805 INFO L85 PathProgramCache]: Analyzing trace with hash 1301415802, now seen corresponding path program 1 times [2022-03-17 15:35:41,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-17 15:35:41,814 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193969718] [2022-03-17 15:35:41,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 15:35:41,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-17 15:35:41,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:41,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-17 15:35:41,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:41,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-17 15:35:41,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-17 15:35:41,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193969718] [2022-03-17 15:35:41,988 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1193969718] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-17 15:35:41,989 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-17 15:35:41,989 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-17 15:35:41,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016313732] [2022-03-17 15:35:41,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-17 15:35:41,996 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-17 15:35:41,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-17 15:35:42,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-17 15:35:42,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-17 15:35:42,030 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) [2022-03-17 15:35:42,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-17 15:35:42,092 INFO L93 Difference]: Finished difference Result 25 states and 29 transitions. [2022-03-17 15:35:42,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-17 15:35:42,094 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 [2022-03-17 15:35:42,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-17 15:35:42,103 INFO L225 Difference]: With dead ends: 25 [2022-03-17 15:35:42,103 INFO L226 Difference]: Without dead ends: 20 [2022-03-17 15:35:42,104 INFO L911 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 [2022-03-17 15:35:42,110 INFO L912 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 [2022-03-17 15:35:42,111 INFO L913 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] [2022-03-17 15:35:42,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2022-03-17 15:35:42,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2022-03-17 15:35:42,138 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) [2022-03-17 15:35:42,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 24 transitions. [2022-03-17 15:35:42,140 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 24 transitions. Word has length 11 [2022-03-17 15:35:42,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-17 15:35:42,141 INFO L478 AbstractCegarLoop]: Abstraction has 20 states and 24 transitions. [2022-03-17 15:35:42,141 INFO L479 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) [2022-03-17 15:35:42,141 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2022-03-17 15:35:42,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-03-17 15:35:42,142 INFO L492 BasicCegarLoop]: Found error trace [2022-03-17 15:35:42,143 INFO L500 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-17 15:35:42,143 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-17 15:35:42,144 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-17 15:35:42,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-17 15:35:42,147 INFO L85 PathProgramCache]: Analyzing trace with hash 1302339323, now seen corresponding path program 1 times [2022-03-17 15:35:42,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-17 15:35:42,147 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875996836] [2022-03-17 15:35:42,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 15:35:42,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-17 15:35:42,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:42,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-17 15:35:42,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:42,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-17 15:35:42,272 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-17 15:35:42,273 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1875996836] [2022-03-17 15:35:42,273 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1875996836] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-17 15:35:42,273 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-17 15:35:42,273 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-17 15:35:42,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020686967] [2022-03-17 15:35:42,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-17 15:35:42,275 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-17 15:35:42,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-17 15:35:42,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-17 15:35:42,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-17 15:35:42,277 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) [2022-03-17 15:35:42,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-17 15:35:42,352 INFO L93 Difference]: Finished difference Result 27 states and 35 transitions. [2022-03-17 15:35:42,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-17 15:35:42,353 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 [2022-03-17 15:35:42,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-17 15:35:42,354 INFO L225 Difference]: With dead ends: 27 [2022-03-17 15:35:42,355 INFO L226 Difference]: Without dead ends: 27 [2022-03-17 15:35:42,359 INFO L911 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 [2022-03-17 15:35:42,360 INFO L912 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, 0.1s IncrementalHoareTripleChecker+Time [2022-03-17 15:35:42,361 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 27 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-17 15:35:42,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2022-03-17 15:35:42,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 21. [2022-03-17 15:35:42,369 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) [2022-03-17 15:35:42,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2022-03-17 15:35:42,371 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 11 [2022-03-17 15:35:42,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-17 15:35:42,371 INFO L478 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2022-03-17 15:35:42,372 INFO L479 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) [2022-03-17 15:35:42,372 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2022-03-17 15:35:42,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-03-17 15:35:42,373 INFO L492 BasicCegarLoop]: Found error trace [2022-03-17 15:35:42,373 INFO L500 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-17 15:35:42,374 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-17 15:35:42,374 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-17 15:35:42,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-17 15:35:42,375 INFO L85 PathProgramCache]: Analyzing trace with hash 1748313539, now seen corresponding path program 1 times [2022-03-17 15:35:42,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-17 15:35:42,375 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702427660] [2022-03-17 15:35:42,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 15:35:42,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-17 15:35:42,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:42,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-17 15:35:42,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:42,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-17 15:35:42,450 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-17 15:35:42,450 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702427660] [2022-03-17 15:35:42,451 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [702427660] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-17 15:35:42,451 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-17 15:35:42,452 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-17 15:35:42,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064591611] [2022-03-17 15:35:42,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-17 15:35:42,453 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-17 15:35:42,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-17 15:35:42,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-17 15:35:42,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-17 15:35:42,454 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) [2022-03-17 15:35:42,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-17 15:35:42,529 INFO L93 Difference]: Finished difference Result 25 states and 31 transitions. [2022-03-17 15:35:42,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-17 15:35:42,530 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 [2022-03-17 15:35:42,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-17 15:35:42,532 INFO L225 Difference]: With dead ends: 25 [2022-03-17 15:35:42,532 INFO L226 Difference]: Without dead ends: 25 [2022-03-17 15:35:42,535 INFO L911 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 [2022-03-17 15:35:42,539 INFO L912 BasicCegarLoop]: 20 mSDtfsCounter, 21 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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, 0.1s IncrementalHoareTripleChecker+Time [2022-03-17 15:35:42,539 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [23 Valid, 27 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-17 15:35:42,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2022-03-17 15:35:42,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 22. [2022-03-17 15:35:42,542 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) [2022-03-17 15:35:42,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 26 transitions. [2022-03-17 15:35:42,543 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 26 transitions. Word has length 12 [2022-03-17 15:35:42,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-17 15:35:42,544 INFO L478 AbstractCegarLoop]: Abstraction has 22 states and 26 transitions. [2022-03-17 15:35:42,544 INFO L479 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) [2022-03-17 15:35:42,544 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2022-03-17 15:35:42,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-03-17 15:35:42,544 INFO L492 BasicCegarLoop]: Found error trace [2022-03-17 15:35:42,544 INFO L500 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-17 15:35:42,545 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-17 15:35:42,545 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-17 15:35:42,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-17 15:35:42,545 INFO L85 PathProgramCache]: Analyzing trace with hash -1606116621, now seen corresponding path program 1 times [2022-03-17 15:35:42,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-17 15:35:42,546 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828102509] [2022-03-17 15:35:42,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 15:35:42,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-17 15:35:42,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:42,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-17 15:35:42,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:42,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-17 15:35:42,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-17 15:35:42,610 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1828102509] [2022-03-17 15:35:42,610 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1828102509] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-17 15:35:42,611 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-17 15:35:42,611 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-17 15:35:42,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246795185] [2022-03-17 15:35:42,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-17 15:35:42,611 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-17 15:35:42,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-17 15:35:42,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-17 15:35:42,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-17 15:35:42,612 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) [2022-03-17 15:35:42,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-17 15:35:42,657 INFO L93 Difference]: Finished difference Result 24 states and 28 transitions. [2022-03-17 15:35:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-17 15:35:42,658 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 [2022-03-17 15:35:42,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-17 15:35:42,660 INFO L225 Difference]: With dead ends: 24 [2022-03-17 15:35:42,660 INFO L226 Difference]: Without dead ends: 24 [2022-03-17 15:35:42,660 INFO L911 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 [2022-03-17 15:35:42,666 INFO L912 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 [2022-03-17 15:35:42,666 INFO L913 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] [2022-03-17 15:35:42,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2022-03-17 15:35:42,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 23. [2022-03-17 15:35:42,670 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) [2022-03-17 15:35:42,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2022-03-17 15:35:42,671 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 27 transitions. Word has length 13 [2022-03-17 15:35:42,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-17 15:35:42,671 INFO L478 AbstractCegarLoop]: Abstraction has 23 states and 27 transitions. [2022-03-17 15:35:42,671 INFO L479 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) [2022-03-17 15:35:42,671 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2022-03-17 15:35:42,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-03-17 15:35:42,675 INFO L492 BasicCegarLoop]: Found error trace [2022-03-17 15:35:42,676 INFO L500 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-17 15:35:42,676 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-17 15:35:42,676 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-17 15:35:42,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-17 15:35:42,676 INFO L85 PathProgramCache]: Analyzing trace with hash 1773342651, now seen corresponding path program 1 times [2022-03-17 15:35:42,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-17 15:35:42,677 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102747813] [2022-03-17 15:35:42,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 15:35:42,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-17 15:35:42,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:42,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-17 15:35:42,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:42,960 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-17 15:35:42,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-17 15:35:42,960 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102747813] [2022-03-17 15:35:42,960 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2102747813] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-17 15:35:42,960 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [698701855] [2022-03-17 15:35:42,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 15:35:42,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-17 15:35:42,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-17 15:35:42,967 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) [2022-03-17 15:35:43,000 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-03-17 15:35:43,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:43,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 13 conjunts are in the unsatisfiable core [2022-03-17 15:35:43,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-17 15:35:43,320 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-17 15:35:43,321 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-17 15:35:43,503 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-17 15:35:43,503 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [698701855] provided 1 perfect and 1 imperfect interpolant sequences [2022-03-17 15:35:43,504 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-03-17 15:35:43,504 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8, 8] total 16 [2022-03-17 15:35:43,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352756716] [2022-03-17 15:35:43,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-17 15:35:43,504 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-17 15:35:43,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-17 15:35:43,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-17 15:35:43,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=195, Unknown=0, NotChecked=0, Total=240 [2022-03-17 15:35:43,514 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) [2022-03-17 15:35:43,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-17 15:35:43,557 INFO L93 Difference]: Finished difference Result 28 states and 31 transitions. [2022-03-17 15:35:43,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-17 15:35:43,557 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 [2022-03-17 15:35:43,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-17 15:35:43,558 INFO L225 Difference]: With dead ends: 28 [2022-03-17 15:35:43,558 INFO L226 Difference]: Without dead ends: 28 [2022-03-17 15:35:43,559 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 20 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=49, Invalid=223, Unknown=0, NotChecked=0, Total=272 [2022-03-17 15:35:43,559 INFO L912 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 [2022-03-17 15:35:43,560 INFO L913 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] [2022-03-17 15:35:43,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2022-03-17 15:35:43,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 27. [2022-03-17 15:35:43,568 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) [2022-03-17 15:35:43,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 30 transitions. [2022-03-17 15:35:43,569 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 30 transitions. Word has length 14 [2022-03-17 15:35:43,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-17 15:35:43,569 INFO L478 AbstractCegarLoop]: Abstraction has 27 states and 30 transitions. [2022-03-17 15:35:43,570 INFO L479 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) [2022-03-17 15:35:43,570 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2022-03-17 15:35:43,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-03-17 15:35:43,571 INFO L492 BasicCegarLoop]: Found error trace [2022-03-17 15:35:43,571 INFO L500 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-17 15:35:43,579 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-03-17 15:35:43,779 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-17 15:35:43,780 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-17 15:35:43,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-17 15:35:43,780 INFO L85 PathProgramCache]: Analyzing trace with hash 259423101, now seen corresponding path program 1 times [2022-03-17 15:35:43,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-17 15:35:43,781 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948947333] [2022-03-17 15:35:43,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 15:35:43,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-17 15:35:43,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:43,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-17 15:35:43,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:43,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-03-17 15:35:43,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:43,853 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-17 15:35:43,853 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-17 15:35:43,853 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948947333] [2022-03-17 15:35:43,853 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948947333] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-17 15:35:43,854 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1725984125] [2022-03-17 15:35:43,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 15:35:43,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-17 15:35:43,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-17 15:35:43,855 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) [2022-03-17 15:35:43,857 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-17 15:35:43,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:43,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 10 conjunts are in the unsatisfiable core [2022-03-17 15:35:43,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-17 15:35:43,956 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-17 15:35:43,957 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-17 15:35:44,042 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-17 15:35:44,043 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1725984125] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-17 15:35:44,043 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-17 15:35:44,043 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6] total 12 [2022-03-17 15:35:44,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948123629] [2022-03-17 15:35:44,043 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-17 15:35:44,044 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-03-17 15:35:44,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-17 15:35:44,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-03-17 15:35:44,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2022-03-17 15:35:44,045 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) [2022-03-17 15:35:44,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-17 15:35:44,279 INFO L93 Difference]: Finished difference Result 49 states and 60 transitions. [2022-03-17 15:35:44,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-03-17 15:35:44,280 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 [2022-03-17 15:35:44,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-17 15:35:44,283 INFO L225 Difference]: With dead ends: 49 [2022-03-17 15:35:44,283 INFO L226 Difference]: Without dead ends: 49 [2022-03-17 15:35:44,283 INFO L911 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 [2022-03-17 15:35:44,285 INFO L912 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 [2022-03-17 15:35:44,286 INFO L913 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] [2022-03-17 15:35:44,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2022-03-17 15:35:44,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 42. [2022-03-17 15:35:44,295 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) [2022-03-17 15:35:44,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 50 transitions. [2022-03-17 15:35:44,299 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 50 transitions. Word has length 21 [2022-03-17 15:35:44,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-17 15:35:44,299 INFO L478 AbstractCegarLoop]: Abstraction has 42 states and 50 transitions. [2022-03-17 15:35:44,299 INFO L479 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) [2022-03-17 15:35:44,299 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2022-03-17 15:35:44,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-03-17 15:35:44,301 INFO L492 BasicCegarLoop]: Found error trace [2022-03-17 15:35:44,301 INFO L500 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-17 15:35:44,329 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-03-17 15:35:44,519 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-03-17 15:35:44,520 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-17 15:35:44,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-17 15:35:44,520 INFO L85 PathProgramCache]: Analyzing trace with hash -515836157, now seen corresponding path program 2 times [2022-03-17 15:35:44,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-17 15:35:44,520 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042900274] [2022-03-17 15:35:44,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 15:35:44,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-17 15:35:44,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:44,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-17 15:35:44,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:44,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-03-17 15:35:44,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:44,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-03-17 15:35:44,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:44,635 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-03-17 15:35:44,636 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-17 15:35:44,636 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042900274] [2022-03-17 15:35:44,636 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042900274] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-17 15:35:44,636 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [531634211] [2022-03-17 15:35:44,636 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-17 15:35:44,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-17 15:35:44,637 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-17 15:35:44,640 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) [2022-03-17 15:35:44,667 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-17 15:35:44,688 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-17 15:35:44,688 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-17 15:35:44,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 7 conjunts are in the unsatisfiable core [2022-03-17 15:35:44,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-17 15:35:44,772 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-03-17 15:35:44,772 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-17 15:35:44,856 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-03-17 15:35:44,856 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [531634211] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-17 15:35:44,856 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-17 15:35:44,856 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2022-03-17 15:35:44,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16410958] [2022-03-17 15:35:44,857 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-17 15:35:44,857 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-17 15:35:44,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-17 15:35:44,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-17 15:35:44,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-03-17 15:35:44,858 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) [2022-03-17 15:35:45,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-17 15:35:45,063 INFO L93 Difference]: Finished difference Result 62 states and 78 transitions. [2022-03-17 15:35:45,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-17 15:35:45,064 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 [2022-03-17 15:35:45,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-17 15:35:45,066 INFO L225 Difference]: With dead ends: 62 [2022-03-17 15:35:45,066 INFO L226 Difference]: Without dead ends: 62 [2022-03-17 15:35:45,066 INFO L911 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 [2022-03-17 15:35:45,067 INFO L912 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 [2022-03-17 15:35:45,067 INFO L913 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] [2022-03-17 15:35:45,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2022-03-17 15:35:45,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2022-03-17 15:35:45,071 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) [2022-03-17 15:35:45,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 78 transitions. [2022-03-17 15:35:45,072 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 78 transitions. Word has length 30 [2022-03-17 15:35:45,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-17 15:35:45,073 INFO L478 AbstractCegarLoop]: Abstraction has 62 states and 78 transitions. [2022-03-17 15:35:45,073 INFO L479 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) [2022-03-17 15:35:45,073 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 78 transitions. [2022-03-17 15:35:45,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-03-17 15:35:45,074 INFO L492 BasicCegarLoop]: Found error trace [2022-03-17 15:35:45,075 INFO L500 BasicCegarLoop]: trace histogram [7, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-17 15:35:45,103 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-03-17 15:35:45,283 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-17 15:35:45,284 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-17 15:35:45,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-17 15:35:45,284 INFO L85 PathProgramCache]: Analyzing trace with hash -820041341, now seen corresponding path program 3 times [2022-03-17 15:35:45,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-17 15:35:45,284 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941271349] [2022-03-17 15:35:45,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 15:35:45,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-17 15:35:45,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:45,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-17 15:35:45,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:45,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-03-17 15:35:45,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:45,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-03-17 15:35:45,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:45,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-03-17 15:35:45,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:45,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-03-17 15:35:45,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:45,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-03-17 15:35:45,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:45,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-03-17 15:35:45,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:45,487 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 12 proven. 111 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2022-03-17 15:35:45,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-17 15:35:45,487 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941271349] [2022-03-17 15:35:45,487 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [941271349] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-17 15:35:45,487 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [708608957] [2022-03-17 15:35:45,488 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-17 15:35:45,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-17 15:35:45,488 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-17 15:35:45,489 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) [2022-03-17 15:35:45,491 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-03-17 15:35:45,599 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2022-03-17 15:35:45,599 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-17 15:35:45,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 10 conjunts are in the unsatisfiable core [2022-03-17 15:35:45,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-17 15:35:45,881 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2022-03-17 15:35:45,881 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-17 15:35:45,882 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [708608957] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-17 15:35:45,882 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-17 15:35:45,882 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 15 [2022-03-17 15:35:45,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933905346] [2022-03-17 15:35:45,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-17 15:35:45,882 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-17 15:35:45,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-17 15:35:45,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-17 15:35:45,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2022-03-17 15:35:45,883 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) [2022-03-17 15:35:46,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-17 15:35:46,027 INFO L93 Difference]: Finished difference Result 66 states and 81 transitions. [2022-03-17 15:35:46,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-17 15:35:46,027 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 [2022-03-17 15:35:46,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-17 15:35:46,028 INFO L225 Difference]: With dead ends: 66 [2022-03-17 15:35:46,028 INFO L226 Difference]: Without dead ends: 64 [2022-03-17 15:35:46,029 INFO L911 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 [2022-03-17 15:35:46,029 INFO L912 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, 0.1s IncrementalHoareTripleChecker+Time [2022-03-17 15:35:46,030 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [14 Valid, 104 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-17 15:35:46,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2022-03-17 15:35:46,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 54. [2022-03-17 15:35:46,033 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) [2022-03-17 15:35:46,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 66 transitions. [2022-03-17 15:35:46,034 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 66 transitions. Word has length 66 [2022-03-17 15:35:46,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-17 15:35:46,034 INFO L478 AbstractCegarLoop]: Abstraction has 54 states and 66 transitions. [2022-03-17 15:35:46,034 INFO L479 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) [2022-03-17 15:35:46,034 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 66 transitions. [2022-03-17 15:35:46,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-03-17 15:35:46,037 INFO L492 BasicCegarLoop]: Found error trace [2022-03-17 15:35:46,038 INFO L500 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] [2022-03-17 15:35:46,047 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-03-17 15:35:46,247 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-17 15:35:46,247 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-17 15:35:46,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-17 15:35:46,248 INFO L85 PathProgramCache]: Analyzing trace with hash 1241135261, now seen corresponding path program 1 times [2022-03-17 15:35:46,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-17 15:35:46,248 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187353386] [2022-03-17 15:35:46,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 15:35:46,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-17 15:35:46,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:46,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-17 15:35:46,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:46,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-03-17 15:35:46,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:46,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-03-17 15:35:46,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:46,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-03-17 15:35:46,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:46,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-03-17 15:35:46,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:46,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-03-17 15:35:46,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:46,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-03-17 15:35:46,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:46,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-03-17 15:35:46,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:46,393 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 15 proven. 111 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-03-17 15:35:46,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-17 15:35:46,393 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1187353386] [2022-03-17 15:35:46,393 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1187353386] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-17 15:35:46,393 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1105577671] [2022-03-17 15:35:46,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 15:35:46,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-17 15:35:46,394 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-17 15:35:46,395 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) [2022-03-17 15:35:46,424 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-03-17 15:35:46,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:46,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 10 conjunts are in the unsatisfiable core [2022-03-17 15:35:46,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-17 15:35:46,612 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 14 proven. 42 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2022-03-17 15:35:46,612 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-17 15:35:46,813 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 54 proven. 2 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2022-03-17 15:35:46,814 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1105577671] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-17 15:35:46,814 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-17 15:35:46,814 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 6, 6] total 18 [2022-03-17 15:35:46,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119340343] [2022-03-17 15:35:46,814 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-17 15:35:46,816 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-17 15:35:46,816 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-17 15:35:46,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-17 15:35:46,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=243, Unknown=0, NotChecked=0, Total=306 [2022-03-17 15:35:46,817 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) [2022-03-17 15:35:48,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-17 15:35:48,027 INFO L93 Difference]: Finished difference Result 192 states and 262 transitions. [2022-03-17 15:35:48,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-17 15:35:48,027 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 [2022-03-17 15:35:48,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-17 15:35:48,029 INFO L225 Difference]: With dead ends: 192 [2022-03-17 15:35:48,029 INFO L226 Difference]: Without dead ends: 192 [2022-03-17 15:35:48,030 INFO L911 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 [2022-03-17 15:35:48,031 INFO L912 BasicCegarLoop]: 53 mSDtfsCounter, 411 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 919 mSolverCounterSat, 303 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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, 0.7s IncrementalHoareTripleChecker+Time [2022-03-17 15:35:48,031 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [411 Valid, 80 Invalid, 1222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [303 Valid, 919 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-17 15:35:48,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2022-03-17 15:35:48,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 176. [2022-03-17 15:35:48,041 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) [2022-03-17 15:35:48,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 238 transitions. [2022-03-17 15:35:48,042 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 238 transitions. Word has length 73 [2022-03-17 15:35:48,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-17 15:35:48,043 INFO L478 AbstractCegarLoop]: Abstraction has 176 states and 238 transitions. [2022-03-17 15:35:48,043 INFO L479 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) [2022-03-17 15:35:48,043 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 238 transitions. [2022-03-17 15:35:48,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2022-03-17 15:35:48,046 INFO L492 BasicCegarLoop]: Found error trace [2022-03-17 15:35:48,046 INFO L500 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] [2022-03-17 15:35:48,064 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-03-17 15:35:48,253 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-17 15:35:48,253 INFO L403 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-17 15:35:48,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-17 15:35:48,254 INFO L85 PathProgramCache]: Analyzing trace with hash 827581691, now seen corresponding path program 2 times [2022-03-17 15:35:48,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-17 15:35:48,254 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831222499] [2022-03-17 15:35:48,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 15:35:48,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-17 15:35:48,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-17 15:35:48,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-03-17 15:35:48,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-03-17 15:35:48,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-03-17 15:35:48,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-03-17 15:35:48,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-03-17 15:35:48,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-03-17 15:35:48,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-03-17 15:35:48,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-03-17 15:35:48,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-03-17 15:35:48,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-03-17 15:35:48,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-03-17 15:35:48,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-03-17 15:35:48,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-03-17 15:35:48,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-03-17 15:35:48,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-03-17 15:35:48,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-03-17 15:35:48,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-03-17 15:35:48,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-03-17 15:35:48,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-03-17 15:35:48,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-03-17 15:35:48,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-03-17 15:35:48,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-03-17 15:35:48,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-03-17 15:35:48,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-03-17 15:35:48,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-03-17 15:35:48,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-03-17 15:35:48,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-03-17 15:35:48,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-03-17 15:35:48,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-03-17 15:35:48,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-03-17 15:35:48,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-03-17 15:35:48,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-03-17 15:35:48,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:48,589 INFO L134 CoverageAnalysis]: Checked inductivity of 4862 backedges. 1142 proven. 154 refuted. 0 times theorem prover too weak. 3566 trivial. 0 not checked. [2022-03-17 15:35:48,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-17 15:35:48,589 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831222499] [2022-03-17 15:35:48,589 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [831222499] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-17 15:35:48,589 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1260851076] [2022-03-17 15:35:48,590 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-17 15:35:48,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-17 15:35:48,590 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-17 15:35:48,591 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) [2022-03-17 15:35:48,592 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-03-17 15:35:48,721 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-17 15:35:48,722 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-17 15:35:48,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 565 conjuncts, 22 conjunts are in the unsatisfiable core [2022-03-17 15:35:48,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-17 15:35:49,459 INFO L134 CoverageAnalysis]: Checked inductivity of 4862 backedges. 64 proven. 2303 refuted. 0 times theorem prover too weak. 2495 trivial. 0 not checked. [2022-03-17 15:35:49,459 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-17 15:35:50,340 INFO L134 CoverageAnalysis]: Checked inductivity of 4862 backedges. 151 proven. 2216 refuted. 0 times theorem prover too weak. 2495 trivial. 0 not checked. [2022-03-17 15:35:50,341 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1260851076] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-17 15:35:50,341 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-17 15:35:50,341 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12, 12] total 31 [2022-03-17 15:35:50,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088160761] [2022-03-17 15:35:50,341 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-17 15:35:50,342 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2022-03-17 15:35:50,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-17 15:35:50,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2022-03-17 15:35:50,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=186, Invalid=744, Unknown=0, NotChecked=0, Total=930 [2022-03-17 15:35:50,343 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) [2022-03-17 15:35:57,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-17 15:35:57,151 INFO L93 Difference]: Finished difference Result 500 states and 698 transitions. [2022-03-17 15:35:57,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2022-03-17 15:35:57,152 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 [2022-03-17 15:35:57,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-17 15:35:57,154 INFO L225 Difference]: With dead ends: 500 [2022-03-17 15:35:57,155 INFO L226 Difference]: Without dead ends: 500 [2022-03-17 15:35:57,160 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 761 GetRequests, 638 SyntacticMatches, 0 SemanticMatches, 123 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5322 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=2534, Invalid=12966, Unknown=0, NotChecked=0, Total=15500 [2022-03-17 15:35:57,160 INFO L912 BasicCegarLoop]: 128 mSDtfsCounter, 1016 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 4112 mSolverCounterSat, 751 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s 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, 2.6s IncrementalHoareTripleChecker+Time [2022-03-17 15:35:57,161 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [1016 Valid, 200 Invalid, 4863 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [751 Valid, 4112 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-03-17 15:35:57,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 500 states. [2022-03-17 15:35:57,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 500 to 460. [2022-03-17 15:35:57,183 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) [2022-03-17 15:35:57,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 460 states and 638 transitions. [2022-03-17 15:35:57,193 INFO L78 Accepts]: Start accepts. Automaton has 460 states and 638 transitions. Word has length 295 [2022-03-17 15:35:57,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-17 15:35:57,194 INFO L478 AbstractCegarLoop]: Abstraction has 460 states and 638 transitions. [2022-03-17 15:35:57,194 INFO L479 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) [2022-03-17 15:35:57,194 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 638 transitions. [2022-03-17 15:35:57,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 812 [2022-03-17 15:35:57,217 INFO L492 BasicCegarLoop]: Found error trace [2022-03-17 15:35:57,217 INFO L500 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] [2022-03-17 15:35:57,240 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-03-17 15:35:57,418 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-17 15:35:57,418 INFO L403 AbstractCegarLoop]: === Iteration 11 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-17 15:35:57,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-17 15:35:57,419 INFO L85 PathProgramCache]: Analyzing trace with hash -1825980721, now seen corresponding path program 3 times [2022-03-17 15:35:57,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-17 15:35:57,419 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [967092399] [2022-03-17 15:35:57,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 15:35:57,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-17 15:35:57,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-17 15:35:58,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-03-17 15:35:58,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-03-17 15:35:58,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-03-17 15:35:58,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-03-17 15:35:58,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-03-17 15:35:58,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-03-17 15:35:58,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-03-17 15:35:58,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-03-17 15:35:58,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-03-17 15:35:58,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-03-17 15:35:58,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-03-17 15:35:58,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-03-17 15:35:58,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-03-17 15:35:58,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-03-17 15:35:58,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-03-17 15:35:58,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-03-17 15:35:58,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-03-17 15:35:58,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-03-17 15:35:58,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-03-17 15:35:58,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-03-17 15:35:58,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-03-17 15:35:58,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-03-17 15:35:58,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-03-17 15:35:58,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-03-17 15:35:58,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-03-17 15:35:58,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-03-17 15:35:58,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-03-17 15:35:58,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-03-17 15:35:58,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-03-17 15:35:58,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-03-17 15:35:58,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-03-17 15:35:58,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2022-03-17 15:35:58,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-03-17 15:35:58,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2022-03-17 15:35:58,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2022-03-17 15:35:58,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2022-03-17 15:35:58,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2022-03-17 15:35:58,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-03-17 15:35:58,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-03-17 15:35:58,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2022-03-17 15:35:58,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-03-17 15:35:58,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2022-03-17 15:35:58,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-03-17 15:35:58,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2022-03-17 15:35:58,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2022-03-17 15:35:58,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-03-17 15:35:58,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2022-03-17 15:35:58,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-03-17 15:35:58,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2022-03-17 15:35:58,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2022-03-17 15:35:58,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2022-03-17 15:35:58,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2022-03-17 15:35:58,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2022-03-17 15:35:58,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2022-03-17 15:35:58,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2022-03-17 15:35:58,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2022-03-17 15:35:58,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2022-03-17 15:35:58,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 517 [2022-03-17 15:35:58,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2022-03-17 15:35:58,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2022-03-17 15:35:58,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2022-03-17 15:35:58,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2022-03-17 15:35:58,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 560 [2022-03-17 15:35:58,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 570 [2022-03-17 15:35:58,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 579 [2022-03-17 15:35:58,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 588 [2022-03-17 15:35:58,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2022-03-17 15:35:58,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 606 [2022-03-17 15:35:58,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 615 [2022-03-17 15:35:58,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 624 [2022-03-17 15:35:58,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 633 [2022-03-17 15:35:58,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 640 [2022-03-17 15:35:58,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 650 [2022-03-17 15:35:58,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2022-03-17 15:35:58,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 668 [2022-03-17 15:35:58,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2022-03-17 15:35:58,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 686 [2022-03-17 15:35:58,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2022-03-17 15:35:58,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 704 [2022-03-17 15:35:58,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2022-03-17 15:35:58,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 720 [2022-03-17 15:35:58,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 730 [2022-03-17 15:35:58,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 739 [2022-03-17 15:35:58,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 748 [2022-03-17 15:35:58,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 757 [2022-03-17 15:35:58,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 766 [2022-03-17 15:35:58,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 775 [2022-03-17 15:35:58,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 784 [2022-03-17 15:35:58,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 793 [2022-03-17 15:35:58,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 800 [2022-03-17 15:35:58,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:35:58,392 INFO L134 CoverageAnalysis]: Checked inductivity of 39390 backedges. 4375 proven. 204 refuted. 0 times theorem prover too weak. 34811 trivial. 0 not checked. [2022-03-17 15:35:58,392 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-17 15:35:58,392 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [967092399] [2022-03-17 15:35:58,392 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [967092399] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-17 15:35:58,393 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [565047158] [2022-03-17 15:35:58,393 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-17 15:35:58,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-17 15:35:58,393 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-17 15:35:58,394 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) [2022-03-17 15:35:58,395 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-03-17 15:35:59,212 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 14 check-sat command(s) [2022-03-17 15:35:59,212 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-17 15:35:59,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 19 conjunts are in the unsatisfiable core [2022-03-17 15:35:59,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-17 15:36:00,377 INFO L134 CoverageAnalysis]: Checked inductivity of 39390 backedges. 4747 proven. 204 refuted. 0 times theorem prover too weak. 34439 trivial. 0 not checked. [2022-03-17 15:36:00,377 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-17 15:36:01,551 INFO L134 CoverageAnalysis]: Checked inductivity of 39390 backedges. 4393 proven. 204 refuted. 0 times theorem prover too weak. 34793 trivial. 0 not checked. [2022-03-17 15:36:01,552 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [565047158] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-17 15:36:01,552 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-17 15:36:01,552 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 22 [2022-03-17 15:36:01,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307498140] [2022-03-17 15:36:01,552 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-17 15:36:01,554 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-03-17 15:36:01,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-17 15:36:01,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-03-17 15:36:01,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=140, Invalid=322, Unknown=0, NotChecked=0, Total=462 [2022-03-17 15:36:01,555 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) [2022-03-17 15:36:03,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-17 15:36:03,943 INFO L93 Difference]: Finished difference Result 960 states and 1338 transitions. [2022-03-17 15:36:03,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-17 15:36:03,944 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 [2022-03-17 15:36:03,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-17 15:36:03,948 INFO L225 Difference]: With dead ends: 960 [2022-03-17 15:36:03,948 INFO L226 Difference]: Without dead ends: 960 [2022-03-17 15:36:03,949 INFO L911 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 [2022-03-17 15:36:03,949 INFO L912 BasicCegarLoop]: 44 mSDtfsCounter, 150 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 682 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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 [2022-03-17 15:36:03,950 INFO L913 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] [2022-03-17 15:36:03,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 960 states. [2022-03-17 15:36:03,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 960 to 960. [2022-03-17 15:36:03,980 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) [2022-03-17 15:36:03,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 960 states and 1338 transitions. [2022-03-17 15:36:03,985 INFO L78 Accepts]: Start accepts. Automaton has 960 states and 1338 transitions. Word has length 811 [2022-03-17 15:36:03,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-17 15:36:03,985 INFO L478 AbstractCegarLoop]: Abstraction has 960 states and 1338 transitions. [2022-03-17 15:36:03,986 INFO L479 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) [2022-03-17 15:36:03,986 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1338 transitions. [2022-03-17 15:36:04,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1712 [2022-03-17 15:36:04,066 INFO L492 BasicCegarLoop]: Found error trace [2022-03-17 15:36:04,066 INFO L500 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] [2022-03-17 15:36:04,074 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-03-17 15:36:04,272 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-17 15:36:04,272 INFO L403 AbstractCegarLoop]: === Iteration 12 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-17 15:36:04,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-17 15:36:04,273 INFO L85 PathProgramCache]: Analyzing trace with hash -1014981681, now seen corresponding path program 4 times [2022-03-17 15:36:04,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-17 15:36:04,273 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343553956] [2022-03-17 15:36:04,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 15:36:04,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-17 15:36:05,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-17 15:36:06,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-03-17 15:36:06,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-03-17 15:36:06,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-03-17 15:36:06,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-03-17 15:36:06,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-03-17 15:36:06,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-03-17 15:36:06,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-03-17 15:36:06,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-03-17 15:36:06,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-03-17 15:36:06,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-03-17 15:36:06,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-03-17 15:36:06,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-03-17 15:36:06,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-03-17 15:36:06,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-03-17 15:36:06,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-03-17 15:36:06,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-03-17 15:36:06,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-03-17 15:36:06,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-03-17 15:36:06,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-03-17 15:36:06,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-03-17 15:36:06,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-03-17 15:36:06,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-03-17 15:36:06,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-03-17 15:36:06,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-03-17 15:36:06,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2022-03-17 15:36:06,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-03-17 15:36:06,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-03-17 15:36:06,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-03-17 15:36:06,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-03-17 15:36:06,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-03-17 15:36:06,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-03-17 15:36:06,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2022-03-17 15:36:06,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-03-17 15:36:06,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-03-17 15:36:06,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2022-03-17 15:36:06,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-03-17 15:36:06,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-03-17 15:36:06,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2022-03-17 15:36:06,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-03-17 15:36:06,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2022-03-17 15:36:06,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2022-03-17 15:36:06,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-03-17 15:36:06,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2022-03-17 15:36:06,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-03-17 15:36:06,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2022-03-17 15:36:06,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2022-03-17 15:36:06,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2022-03-17 15:36:06,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2022-03-17 15:36:06,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2022-03-17 15:36:06,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2022-03-17 15:36:06,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-03-17 15:36:06,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2022-03-17 15:36:06,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2022-03-17 15:36:06,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2022-03-17 15:36:06,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-03-17 15:36:06,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2022-03-17 15:36:06,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 510 [2022-03-17 15:36:06,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2022-03-17 15:36:06,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 529 [2022-03-17 15:36:06,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2022-03-17 15:36:06,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2022-03-17 15:36:06,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 556 [2022-03-17 15:36:06,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 565 [2022-03-17 15:36:06,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 574 [2022-03-17 15:36:06,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2022-03-17 15:36:06,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 592 [2022-03-17 15:36:06,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 601 [2022-03-17 15:36:06,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 610 [2022-03-17 15:36:06,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 619 [2022-03-17 15:36:06,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 628 [2022-03-17 15:36:06,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 637 [2022-03-17 15:36:06,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 646 [2022-03-17 15:36:06,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 655 [2022-03-17 15:36:06,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 664 [2022-03-17 15:36:06,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 673 [2022-03-17 15:36:06,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 680 [2022-03-17 15:36:06,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 690 [2022-03-17 15:36:06,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 699 [2022-03-17 15:36:06,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 708 [2022-03-17 15:36:06,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 717 [2022-03-17 15:36:06,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 726 [2022-03-17 15:36:06,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 735 [2022-03-17 15:36:06,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 744 [2022-03-17 15:36:06,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 753 [2022-03-17 15:36:06,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 762 [2022-03-17 15:36:06,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 771 [2022-03-17 15:36:06,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 780 [2022-03-17 15:36:06,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 789 [2022-03-17 15:36:06,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 798 [2022-03-17 15:36:06,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 807 [2022-03-17 15:36:06,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 816 [2022-03-17 15:36:06,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 825 [2022-03-17 15:36:06,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 834 [2022-03-17 15:36:06,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 843 [2022-03-17 15:36:06,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 850 [2022-03-17 15:36:06,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 860 [2022-03-17 15:36:06,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 869 [2022-03-17 15:36:06,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 878 [2022-03-17 15:36:06,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 887 [2022-03-17 15:36:06,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 896 [2022-03-17 15:36:06,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 905 [2022-03-17 15:36:06,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 914 [2022-03-17 15:36:06,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 923 [2022-03-17 15:36:06,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 932 [2022-03-17 15:36:06,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 941 [2022-03-17 15:36:06,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 950 [2022-03-17 15:36:06,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 959 [2022-03-17 15:36:06,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 968 [2022-03-17 15:36:06,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 977 [2022-03-17 15:36:06,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 986 [2022-03-17 15:36:06,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 995 [2022-03-17 15:36:06,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1004 [2022-03-17 15:36:06,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1013 [2022-03-17 15:36:06,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1020 [2022-03-17 15:36:06,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1030 [2022-03-17 15:36:06,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1039 [2022-03-17 15:36:06,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1048 [2022-03-17 15:36:06,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1057 [2022-03-17 15:36:06,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1066 [2022-03-17 15:36:06,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1075 [2022-03-17 15:36:06,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1084 [2022-03-17 15:36:06,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1093 [2022-03-17 15:36:06,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1102 [2022-03-17 15:36:06,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1111 [2022-03-17 15:36:06,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1120 [2022-03-17 15:36:06,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1129 [2022-03-17 15:36:06,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1138 [2022-03-17 15:36:06,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1147 [2022-03-17 15:36:06,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1156 [2022-03-17 15:36:06,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1165 [2022-03-17 15:36:06,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1174 [2022-03-17 15:36:06,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1183 [2022-03-17 15:36:06,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1190 [2022-03-17 15:36:06,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1200 [2022-03-17 15:36:06,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1209 [2022-03-17 15:36:06,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1218 [2022-03-17 15:36:06,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1227 [2022-03-17 15:36:06,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1236 [2022-03-17 15:36:06,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1245 [2022-03-17 15:36:06,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1254 [2022-03-17 15:36:06,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1263 [2022-03-17 15:36:06,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1272 [2022-03-17 15:36:06,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1281 [2022-03-17 15:36:06,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1290 [2022-03-17 15:36:06,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1299 [2022-03-17 15:36:06,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1308 [2022-03-17 15:36:06,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1317 [2022-03-17 15:36:06,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1326 [2022-03-17 15:36:06,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1335 [2022-03-17 15:36:06,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1344 [2022-03-17 15:36:06,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1353 [2022-03-17 15:36:06,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1360 [2022-03-17 15:36:06,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1370 [2022-03-17 15:36:06,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1379 [2022-03-17 15:36:06,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1388 [2022-03-17 15:36:06,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1397 [2022-03-17 15:36:06,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1406 [2022-03-17 15:36:06,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1415 [2022-03-17 15:36:06,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1424 [2022-03-17 15:36:06,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1433 [2022-03-17 15:36:06,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1442 [2022-03-17 15:36:06,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1451 [2022-03-17 15:36:06,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1460 [2022-03-17 15:36:06,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1469 [2022-03-17 15:36:06,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1478 [2022-03-17 15:36:06,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1487 [2022-03-17 15:36:06,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1496 [2022-03-17 15:36:06,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1505 [2022-03-17 15:36:06,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1514 [2022-03-17 15:36:06,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1523 [2022-03-17 15:36:06,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1530 [2022-03-17 15:36:06,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1540 [2022-03-17 15:36:06,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1549 [2022-03-17 15:36:06,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1558 [2022-03-17 15:36:06,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1567 [2022-03-17 15:36:06,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1576 [2022-03-17 15:36:06,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1585 [2022-03-17 15:36:06,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1594 [2022-03-17 15:36:06,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1603 [2022-03-17 15:36:06,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1612 [2022-03-17 15:36:06,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1621 [2022-03-17 15:36:06,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1630 [2022-03-17 15:36:06,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1639 [2022-03-17 15:36:06,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1648 [2022-03-17 15:36:06,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1657 [2022-03-17 15:36:06,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1666 [2022-03-17 15:36:06,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1675 [2022-03-17 15:36:06,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1684 [2022-03-17 15:36:06,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1693 [2022-03-17 15:36:06,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1700 [2022-03-17 15:36:06,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:36:06,882 INFO L134 CoverageAnalysis]: Checked inductivity of 187140 backedges. 21135 proven. 1089 refuted. 0 times theorem prover too weak. 164916 trivial. 0 not checked. [2022-03-17 15:36:06,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-17 15:36:06,883 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343553956] [2022-03-17 15:36:06,883 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343553956] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-17 15:36:06,883 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [11695220] [2022-03-17 15:36:06,883 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-03-17 15:36:06,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-17 15:36:06,883 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-17 15:36:06,888 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) [2022-03-17 15:36:06,889 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-03-17 15:36:09,731 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-03-17 15:36:09,731 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-17 15:36:09,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 3087 conjuncts, 39 conjunts are in the unsatisfiable core [2022-03-17 15:36:09,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-17 15:36:11,975 INFO L134 CoverageAnalysis]: Checked inductivity of 187140 backedges. 101955 proven. 1089 refuted. 0 times theorem prover too weak. 84096 trivial. 0 not checked. [2022-03-17 15:36:11,975 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-17 15:36:14,870 INFO L134 CoverageAnalysis]: Checked inductivity of 187140 backedges. 67305 proven. 1089 refuted. 0 times theorem prover too weak. 118746 trivial. 0 not checked. [2022-03-17 15:36:14,871 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [11695220] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-17 15:36:14,871 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-17 15:36:14,871 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 21, 21] total 42 [2022-03-17 15:36:14,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468775935] [2022-03-17 15:36:14,871 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-17 15:36:14,874 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2022-03-17 15:36:14,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-17 15:36:14,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2022-03-17 15:36:14,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=480, Invalid=1242, Unknown=0, NotChecked=0, Total=1722 [2022-03-17 15:36:14,875 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) [2022-03-17 15:37:09,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-17 15:37:09,700 INFO L93 Difference]: Finished difference Result 1960 states and 2738 transitions. [2022-03-17 15:37:09,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-17 15:37:09,700 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 [2022-03-17 15:37:09,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-17 15:37:09,709 INFO L225 Difference]: With dead ends: 1960 [2022-03-17 15:37:09,709 INFO L226 Difference]: Without dead ends: 1960 [2022-03-17 15:37:09,711 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 3863 GetRequests, 3784 SyntacticMatches, 1 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 765 ImplicationChecksByTransitivity, 54.2s TimeCoverageRelationStatistics Valid=1714, Invalid=4605, Unknown=1, NotChecked=0, Total=6320 [2022-03-17 15:37:09,712 INFO L912 BasicCegarLoop]: 74 mSDtfsCounter, 300 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 2724 mSolverCounterSat, 244 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 301 SdHoareTripleChecker+Valid, 171 SdHoareTripleChecker+Invalid, 2968 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 244 IncrementalHoareTripleChecker+Valid, 2724 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-17 15:37:09,712 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [301 Valid, 171 Invalid, 2968 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 2724 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-17 15:37:09,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1960 states. [2022-03-17 15:37:09,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1960 to 1960. [2022-03-17 15:37:09,758 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) [2022-03-17 15:37:09,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1960 states to 1960 states and 2738 transitions. [2022-03-17 15:37:09,769 INFO L78 Accepts]: Start accepts. Automaton has 1960 states and 2738 transitions. Word has length 1711 [2022-03-17 15:37:09,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-17 15:37:09,771 INFO L478 AbstractCegarLoop]: Abstraction has 1960 states and 2738 transitions. [2022-03-17 15:37:09,771 INFO L479 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) [2022-03-17 15:37:09,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 2738 transitions. [2022-03-17 15:37:09,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3512 [2022-03-17 15:37:09,878 INFO L492 BasicCegarLoop]: Found error trace [2022-03-17 15:37:09,879 INFO L500 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] [2022-03-17 15:37:09,893 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-03-17 15:37:10,093 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-03-17 15:37:10,093 INFO L403 AbstractCegarLoop]: === Iteration 13 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-17 15:37:10,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-17 15:37:10,094 INFO L85 PathProgramCache]: Analyzing trace with hash 1567356367, now seen corresponding path program 5 times [2022-03-17 15:37:10,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-17 15:37:10,095 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261400831] [2022-03-17 15:37:10,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 15:37:10,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-17 15:37:14,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-17 15:37:16,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-03-17 15:37:16,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-03-17 15:37:16,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-03-17 15:37:16,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-03-17 15:37:16,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-03-17 15:37:16,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-03-17 15:37:16,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-03-17 15:37:16,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-03-17 15:37:16,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-03-17 15:37:16,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-03-17 15:37:16,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-03-17 15:37:16,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-03-17 15:37:16,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-03-17 15:37:16,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-03-17 15:37:16,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-03-17 15:37:16,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-03-17 15:37:16,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-03-17 15:37:16,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-03-17 15:37:16,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-03-17 15:37:16,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-03-17 15:37:16,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-03-17 15:37:16,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-03-17 15:37:16,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-03-17 15:37:16,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-03-17 15:37:16,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-03-17 15:37:16,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-03-17 15:37:16,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-03-17 15:37:16,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-03-17 15:37:16,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-03-17 15:37:16,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-03-17 15:37:16,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2022-03-17 15:37:16,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-03-17 15:37:16,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-03-17 15:37:16,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-03-17 15:37:16,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2022-03-17 15:37:16,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2022-03-17 15:37:16,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2022-03-17 15:37:16,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2022-03-17 15:37:16,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-03-17 15:37:16,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2022-03-17 15:37:16,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-03-17 15:37:16,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2022-03-17 15:37:16,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2022-03-17 15:37:16,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2022-03-17 15:37:16,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2022-03-17 15:37:16,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2022-03-17 15:37:16,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-03-17 15:37:16,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-03-17 15:37:16,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2022-03-17 15:37:16,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-03-17 15:37:16,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2022-03-17 15:37:16,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2022-03-17 15:37:16,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2022-03-17 15:37:16,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2022-03-17 15:37:16,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 495 [2022-03-17 15:37:16,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 504 [2022-03-17 15:37:16,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-03-17 15:37:16,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 522 [2022-03-17 15:37:16,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2022-03-17 15:37:16,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 540 [2022-03-17 15:37:16,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 549 [2022-03-17 15:37:16,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2022-03-17 15:37:16,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 567 [2022-03-17 15:37:16,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 576 [2022-03-17 15:37:16,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 585 [2022-03-17 15:37:16,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 594 [2022-03-17 15:37:16,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 603 [2022-03-17 15:37:16,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 612 [2022-03-17 15:37:16,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 621 [2022-03-17 15:37:16,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 630 [2022-03-17 15:37:16,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 639 [2022-03-17 15:37:16,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 648 [2022-03-17 15:37:16,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 657 [2022-03-17 15:37:16,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 666 [2022-03-17 15:37:16,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 675 [2022-03-17 15:37:16,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 684 [2022-03-17 15:37:16,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 693 [2022-03-17 15:37:16,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2022-03-17 15:37:16,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 710 [2022-03-17 15:37:16,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 719 [2022-03-17 15:37:16,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 728 [2022-03-17 15:37:16,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2022-03-17 15:37:16,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 746 [2022-03-17 15:37:16,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 755 [2022-03-17 15:37:16,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 764 [2022-03-17 15:37:16,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 773 [2022-03-17 15:37:16,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 782 [2022-03-17 15:37:16,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 791 [2022-03-17 15:37:16,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 800 [2022-03-17 15:37:16,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 809 [2022-03-17 15:37:16,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 818 [2022-03-17 15:37:16,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 827 [2022-03-17 15:37:16,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 836 [2022-03-17 15:37:16,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 845 [2022-03-17 15:37:16,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 854 [2022-03-17 15:37:16,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 863 [2022-03-17 15:37:16,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 872 [2022-03-17 15:37:16,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 881 [2022-03-17 15:37:16,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 890 [2022-03-17 15:37:16,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 899 [2022-03-17 15:37:16,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 908 [2022-03-17 15:37:16,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 917 [2022-03-17 15:37:16,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 926 [2022-03-17 15:37:16,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 935 [2022-03-17 15:37:16,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 944 [2022-03-17 15:37:16,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 953 [2022-03-17 15:37:16,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:16,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 962 [2022-03-17 15:37:16,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 971 [2022-03-17 15:37:17,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 980 [2022-03-17 15:37:17,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 989 [2022-03-17 15:37:17,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 998 [2022-03-17 15:37:17,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1007 [2022-03-17 15:37:17,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1016 [2022-03-17 15:37:17,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1025 [2022-03-17 15:37:17,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1034 [2022-03-17 15:37:17,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1043 [2022-03-17 15:37:17,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1050 [2022-03-17 15:37:17,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1060 [2022-03-17 15:37:17,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1069 [2022-03-17 15:37:17,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1078 [2022-03-17 15:37:17,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1087 [2022-03-17 15:37:17,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1096 [2022-03-17 15:37:17,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1105 [2022-03-17 15:37:17,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1114 [2022-03-17 15:37:17,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1123 [2022-03-17 15:37:17,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1132 [2022-03-17 15:37:17,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1141 [2022-03-17 15:37:17,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1150 [2022-03-17 15:37:17,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1159 [2022-03-17 15:37:17,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1168 [2022-03-17 15:37:17,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1177 [2022-03-17 15:37:17,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1186 [2022-03-17 15:37:17,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1195 [2022-03-17 15:37:17,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1204 [2022-03-17 15:37:17,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1213 [2022-03-17 15:37:17,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1222 [2022-03-17 15:37:17,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1231 [2022-03-17 15:37:17,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1240 [2022-03-17 15:37:17,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1249 [2022-03-17 15:37:17,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1258 [2022-03-17 15:37:17,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1267 [2022-03-17 15:37:17,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1276 [2022-03-17 15:37:17,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1285 [2022-03-17 15:37:17,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1294 [2022-03-17 15:37:17,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1303 [2022-03-17 15:37:17,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1312 [2022-03-17 15:37:17,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1321 [2022-03-17 15:37:17,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1330 [2022-03-17 15:37:17,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1339 [2022-03-17 15:37:17,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1348 [2022-03-17 15:37:17,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1357 [2022-03-17 15:37:17,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1366 [2022-03-17 15:37:17,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1375 [2022-03-17 15:37:17,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1384 [2022-03-17 15:37:17,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1393 [2022-03-17 15:37:17,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1400 [2022-03-17 15:37:17,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1410 [2022-03-17 15:37:17,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1419 [2022-03-17 15:37:17,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1428 [2022-03-17 15:37:17,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1437 [2022-03-17 15:37:17,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1446 [2022-03-17 15:37:17,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1455 [2022-03-17 15:37:17,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1464 [2022-03-17 15:37:17,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1473 [2022-03-17 15:37:17,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1482 [2022-03-17 15:37:17,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1491 [2022-03-17 15:37:17,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1500 [2022-03-17 15:37:17,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1509 [2022-03-17 15:37:17,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1518 [2022-03-17 15:37:17,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1527 [2022-03-17 15:37:17,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1536 [2022-03-17 15:37:17,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1545 [2022-03-17 15:37:17,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1554 [2022-03-17 15:37:17,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1563 [2022-03-17 15:37:17,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1572 [2022-03-17 15:37:17,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1581 [2022-03-17 15:37:17,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1590 [2022-03-17 15:37:17,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1599 [2022-03-17 15:37:17,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1608 [2022-03-17 15:37:17,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1617 [2022-03-17 15:37:17,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1626 [2022-03-17 15:37:17,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1635 [2022-03-17 15:37:17,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1644 [2022-03-17 15:37:17,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1653 [2022-03-17 15:37:17,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1662 [2022-03-17 15:37:17,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1671 [2022-03-17 15:37:17,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1680 [2022-03-17 15:37:17,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1689 [2022-03-17 15:37:17,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1698 [2022-03-17 15:37:17,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1707 [2022-03-17 15:37:17,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1716 [2022-03-17 15:37:17,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1725 [2022-03-17 15:37:17,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1734 [2022-03-17 15:37:17,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1743 [2022-03-17 15:37:17,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1750 [2022-03-17 15:37:17,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1760 [2022-03-17 15:37:17,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1769 [2022-03-17 15:37:17,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1778 [2022-03-17 15:37:17,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1787 [2022-03-17 15:37:17,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1796 [2022-03-17 15:37:17,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1805 [2022-03-17 15:37:17,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1814 [2022-03-17 15:37:17,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1823 [2022-03-17 15:37:17,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1832 [2022-03-17 15:37:17,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1841 [2022-03-17 15:37:17,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1850 [2022-03-17 15:37:17,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1859 [2022-03-17 15:37:17,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1868 [2022-03-17 15:37:17,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1877 [2022-03-17 15:37:17,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1886 [2022-03-17 15:37:17,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1895 [2022-03-17 15:37:17,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1904 [2022-03-17 15:37:17,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1913 [2022-03-17 15:37:17,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1922 [2022-03-17 15:37:17,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1931 [2022-03-17 15:37:17,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1940 [2022-03-17 15:37:17,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1949 [2022-03-17 15:37:17,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1958 [2022-03-17 15:37:17,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1967 [2022-03-17 15:37:17,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1976 [2022-03-17 15:37:17,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1985 [2022-03-17 15:37:17,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1994 [2022-03-17 15:37:17,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2003 [2022-03-17 15:37:17,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2012 [2022-03-17 15:37:17,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2021 [2022-03-17 15:37:17,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2030 [2022-03-17 15:37:17,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2039 [2022-03-17 15:37:17,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2048 [2022-03-17 15:37:17,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2057 [2022-03-17 15:37:17,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2066 [2022-03-17 15:37:17,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2075 [2022-03-17 15:37:17,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2084 [2022-03-17 15:37:17,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2093 [2022-03-17 15:37:17,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2100 [2022-03-17 15:37:17,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2110 [2022-03-17 15:37:17,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2119 [2022-03-17 15:37:17,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2128 [2022-03-17 15:37:17,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2137 [2022-03-17 15:37:17,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2146 [2022-03-17 15:37:17,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2155 [2022-03-17 15:37:17,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2164 [2022-03-17 15:37:17,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2173 [2022-03-17 15:37:17,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2182 [2022-03-17 15:37:17,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2191 [2022-03-17 15:37:17,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2200 [2022-03-17 15:37:17,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2209 [2022-03-17 15:37:17,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2218 [2022-03-17 15:37:17,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2227 [2022-03-17 15:37:17,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2236 [2022-03-17 15:37:17,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2245 [2022-03-17 15:37:17,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2254 [2022-03-17 15:37:17,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2263 [2022-03-17 15:37:17,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2272 [2022-03-17 15:37:17,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2281 [2022-03-17 15:37:17,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2290 [2022-03-17 15:37:17,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2299 [2022-03-17 15:37:17,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2308 [2022-03-17 15:37:17,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2317 [2022-03-17 15:37:17,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2326 [2022-03-17 15:37:17,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2335 [2022-03-17 15:37:17,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2344 [2022-03-17 15:37:17,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2353 [2022-03-17 15:37:17,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2362 [2022-03-17 15:37:17,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2371 [2022-03-17 15:37:17,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2380 [2022-03-17 15:37:17,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2389 [2022-03-17 15:37:17,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2398 [2022-03-17 15:37:17,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2407 [2022-03-17 15:37:17,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2416 [2022-03-17 15:37:17,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2425 [2022-03-17 15:37:17,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2434 [2022-03-17 15:37:17,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2443 [2022-03-17 15:37:17,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2450 [2022-03-17 15:37:17,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2460 [2022-03-17 15:37:17,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2469 [2022-03-17 15:37:17,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2478 [2022-03-17 15:37:17,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2487 [2022-03-17 15:37:17,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2496 [2022-03-17 15:37:17,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2505 [2022-03-17 15:37:17,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2514 [2022-03-17 15:37:17,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2523 [2022-03-17 15:37:17,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2532 [2022-03-17 15:37:17,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2541 [2022-03-17 15:37:17,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2550 [2022-03-17 15:37:17,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2559 [2022-03-17 15:37:17,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2568 [2022-03-17 15:37:17,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2577 [2022-03-17 15:37:17,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2586 [2022-03-17 15:37:17,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2595 [2022-03-17 15:37:17,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2604 [2022-03-17 15:37:17,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2613 [2022-03-17 15:37:17,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2622 [2022-03-17 15:37:17,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2631 [2022-03-17 15:37:17,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2640 [2022-03-17 15:37:17,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2649 [2022-03-17 15:37:17,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2658 [2022-03-17 15:37:17,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2667 [2022-03-17 15:37:17,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2676 [2022-03-17 15:37:17,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2685 [2022-03-17 15:37:17,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2694 [2022-03-17 15:37:17,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2703 [2022-03-17 15:37:17,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2712 [2022-03-17 15:37:17,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2721 [2022-03-17 15:37:17,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2730 [2022-03-17 15:37:17,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2739 [2022-03-17 15:37:17,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2748 [2022-03-17 15:37:17,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2757 [2022-03-17 15:37:17,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2766 [2022-03-17 15:37:17,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2775 [2022-03-17 15:37:17,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2784 [2022-03-17 15:37:17,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2793 [2022-03-17 15:37:17,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2800 [2022-03-17 15:37:17,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2810 [2022-03-17 15:37:17,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2819 [2022-03-17 15:37:17,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2828 [2022-03-17 15:37:17,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2837 [2022-03-17 15:37:17,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2846 [2022-03-17 15:37:17,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2855 [2022-03-17 15:37:17,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2864 [2022-03-17 15:37:17,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2873 [2022-03-17 15:37:17,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2882 [2022-03-17 15:37:17,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2891 [2022-03-17 15:37:17,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2900 [2022-03-17 15:37:17,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2909 [2022-03-17 15:37:17,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2918 [2022-03-17 15:37:17,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2927 [2022-03-17 15:37:17,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2936 [2022-03-17 15:37:17,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2945 [2022-03-17 15:37:17,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2954 [2022-03-17 15:37:17,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2963 [2022-03-17 15:37:17,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2972 [2022-03-17 15:37:17,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2981 [2022-03-17 15:37:17,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2990 [2022-03-17 15:37:17,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2999 [2022-03-17 15:37:17,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3008 [2022-03-17 15:37:17,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3017 [2022-03-17 15:37:17,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3026 [2022-03-17 15:37:17,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3035 [2022-03-17 15:37:17,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3044 [2022-03-17 15:37:17,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3053 [2022-03-17 15:37:17,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3062 [2022-03-17 15:37:17,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3071 [2022-03-17 15:37:17,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3080 [2022-03-17 15:37:17,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3089 [2022-03-17 15:37:17,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3098 [2022-03-17 15:37:17,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3107 [2022-03-17 15:37:17,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3116 [2022-03-17 15:37:17,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3125 [2022-03-17 15:37:17,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3134 [2022-03-17 15:37:17,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3143 [2022-03-17 15:37:17,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3150 [2022-03-17 15:37:17,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3160 [2022-03-17 15:37:17,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3169 [2022-03-17 15:37:17,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3178 [2022-03-17 15:37:17,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3187 [2022-03-17 15:37:17,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3196 [2022-03-17 15:37:17,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3205 [2022-03-17 15:37:17,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3214 [2022-03-17 15:37:17,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3223 [2022-03-17 15:37:17,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3232 [2022-03-17 15:37:17,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3241 [2022-03-17 15:37:17,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3250 [2022-03-17 15:37:17,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3259 [2022-03-17 15:37:17,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3268 [2022-03-17 15:37:17,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3277 [2022-03-17 15:37:17,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3286 [2022-03-17 15:37:17,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3295 [2022-03-17 15:37:17,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3304 [2022-03-17 15:37:17,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3313 [2022-03-17 15:37:17,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3322 [2022-03-17 15:37:17,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3331 [2022-03-17 15:37:17,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3340 [2022-03-17 15:37:17,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3349 [2022-03-17 15:37:17,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3358 [2022-03-17 15:37:17,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3367 [2022-03-17 15:37:17,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3376 [2022-03-17 15:37:17,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3385 [2022-03-17 15:37:17,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3394 [2022-03-17 15:37:17,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3403 [2022-03-17 15:37:17,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3412 [2022-03-17 15:37:17,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3421 [2022-03-17 15:37:17,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3430 [2022-03-17 15:37:17,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3439 [2022-03-17 15:37:17,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3448 [2022-03-17 15:37:17,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3457 [2022-03-17 15:37:17,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3466 [2022-03-17 15:37:17,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3475 [2022-03-17 15:37:17,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3484 [2022-03-17 15:37:17,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3493 [2022-03-17 15:37:17,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3500 [2022-03-17 15:37:17,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 15:37:17,701 INFO L134 CoverageAnalysis]: Checked inductivity of 812640 backedges. 92455 proven. 4959 refuted. 0 times theorem prover too weak. 715226 trivial. 0 not checked. [2022-03-17 15:37:17,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-17 15:37:17,702 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261400831] [2022-03-17 15:37:17,702 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261400831] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-17 15:37:17,702 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [997630361] [2022-03-17 15:37:17,702 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-03-17 15:37:17,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-17 15:37:17,702 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-17 15:37:17,703 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) [2022-03-17 15:37:17,725 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process