/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/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label03.c
--------------------------------------------------------------------------------
This is Ultimate 0.2.2-dev-a10ec3b
[2022-01-09 23:28:40,580 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2022-01-09 23:28:40,582 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
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[2022-01-09 23:28:40,636 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2022-01-09 23:28:40,636 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2022-01-09 23:28:40,638 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
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[2022-01-09 23:28:40,660 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
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[2022-01-09 23:28:40,665 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2022-01-09 23:28:40,666 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2022-01-09 23:28:40,666 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2022-01-09 23:28:40,668 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2022-01-09 23:28:40,668 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2022-01-09 23:28:40,674 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2022-01-09 23:28:40,677 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2022-01-09 23:28:40,678 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
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[2022-01-09 23:28:40,687 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
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[2022-01-09 23:28:40,688 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2022-01-09 23:28:40,689 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_Default.epf
[2022-01-09 23:28:40,706 INFO L113 SettingsManager]: Loading preferences was successful
[2022-01-09 23:28:40,707 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2022-01-09 23:28:40,710 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2022-01-09 23:28:40,711 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2022-01-09 23:28:40,712 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2022-01-09 23:28:40,712 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2022-01-09 23:28:40,712 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2022-01-09 23:28:40,712 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2022-01-09 23:28:40,712 INFO L138 SettingsManager]: * Use SBE=true
[2022-01-09 23:28:40,712 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2022-01-09 23:28:40,713 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2022-01-09 23:28:40,713 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2022-01-09 23:28:40,713 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2022-01-09 23:28:40,713 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2022-01-09 23:28:40,713 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2022-01-09 23:28:40,713 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2022-01-09 23:28:40,713 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2022-01-09 23:28:40,714 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2022-01-09 23:28:40,714 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2022-01-09 23:28:40,714 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2022-01-09 23:28:40,714 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2022-01-09 23:28:40,714 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-01-09 23:28:40,714 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2022-01-09 23:28:40,714 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2022-01-09 23:28:40,715 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2022-01-09 23:28:40,715 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2022-01-09 23:28:40,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2022-01-09 23:28:40,716 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF
[2022-01-09 23:28:40,716 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2022-01-09 23:28:40,716 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2022-01-09 23:28:40,716 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN;
[2022-01-09 23:28:40,932 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2022-01-09 23:28:40,949 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2022-01-09 23:28:40,950 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2022-01-09 23:28:40,951 INFO L271 PluginConnector]: Initializing CDTParser...
[2022-01-09 23:28:40,951 INFO L275 PluginConnector]: CDTParser initialized
[2022-01-09 23:28:40,952 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label03.c
[2022-01-09 23:28:41,008 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0ead2f26/761e558509eb4861b8ea3d5eac757cee/FLAGc67cdb69b
[2022-01-09 23:28:41,394 INFO L306 CDTParser]: Found 1 translation units.
[2022-01-09 23:28:41,395 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label03.c
[2022-01-09 23:28:41,403 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0ead2f26/761e558509eb4861b8ea3d5eac757cee/FLAGc67cdb69b
[2022-01-09 23:28:41,749 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0ead2f26/761e558509eb4861b8ea3d5eac757cee
[2022-01-09 23:28:41,751 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2022-01-09 23:28:41,751 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements.
[2022-01-09 23:28:41,752 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2022-01-09 23:28:41,753 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2022-01-09 23:28:41,755 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2022-01-09 23:28:41,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 11:28:41" (1/1) ...
[2022-01-09 23:28:41,756 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16cd4e49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:28:41, skipping insertion in model container
[2022-01-09 23:28:41,756 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 11:28:41" (1/1) ...
[2022-01-09 23:28:41,760 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2022-01-09 23:28:41,782 INFO L178 MainTranslator]: Built tables and reachable declarations
[2022-01-09 23:28:42,032 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label03.c[20079,20092]
[2022-01-09 23:28:42,042 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-01-09 23:28:42,047 INFO L203 MainTranslator]: Completed pre-run
[2022-01-09 23:28:42,097 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label03.c[20079,20092]
[2022-01-09 23:28:42,102 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-01-09 23:28:42,114 INFO L208 MainTranslator]: Completed translation
[2022-01-09 23:28:42,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:28:42 WrapperNode
[2022-01-09 23:28:42,114 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2022-01-09 23:28:42,115 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2022-01-09 23:28:42,115 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2022-01-09 23:28:42,115 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2022-01-09 23:28:42,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:28:42" (1/1) ...
[2022-01-09 23:28:42,143 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:28:42" (1/1) ...
[2022-01-09 23:28:42,170 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 668
[2022-01-09 23:28:42,171 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2022-01-09 23:28:42,171 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2022-01-09 23:28:42,172 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2022-01-09 23:28:42,172 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2022-01-09 23:28:42,180 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:28:42" (1/1) ...
[2022-01-09 23:28:42,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:28:42" (1/1) ...
[2022-01-09 23:28:42,182 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:28:42" (1/1) ...
[2022-01-09 23:28:42,182 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:28:42" (1/1) ...
[2022-01-09 23:28:42,208 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:28:42" (1/1) ...
[2022-01-09 23:28:42,214 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:28:42" (1/1) ...
[2022-01-09 23:28:42,222 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:28:42" (1/1) ...
[2022-01-09 23:28:42,225 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2022-01-09 23:28:42,226 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2022-01-09 23:28:42,226 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2022-01-09 23:28:42,226 INFO L275 PluginConnector]: RCFGBuilder initialized
[2022-01-09 23:28:42,235 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:28:42" (1/1) ...
[2022-01-09 23:28:42,240 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-01-09 23:28:42,247 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-01-09 23:28:42,256 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2022-01-09 23:28:42,262 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2022-01-09 23:28:42,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2022-01-09 23:28:42,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2022-01-09 23:28:42,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2022-01-09 23:28:42,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2022-01-09 23:28:42,358 INFO L234 CfgBuilder]: Building ICFG
[2022-01-09 23:28:42,360 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2022-01-09 23:28:43,018 INFO L275 CfgBuilder]: Performing block encoding
[2022-01-09 23:28:43,027 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2022-01-09 23:28:43,027 INFO L299 CfgBuilder]: Removed 1 assume(true) statements.
[2022-01-09 23:28:43,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 11:28:43 BoogieIcfgContainer
[2022-01-09 23:28:43,029 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2022-01-09 23:28:43,031 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2022-01-09 23:28:43,032 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2022-01-09 23:28:43,034 INFO L275 PluginConnector]: TraceAbstraction initialized
[2022-01-09 23:28:43,034 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 11:28:41" (1/3) ...
[2022-01-09 23:28:43,035 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2002bbc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 11:28:43, skipping insertion in model container
[2022-01-09 23:28:43,035 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:28:42" (2/3) ...
[2022-01-09 23:28:43,035 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2002bbc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 11:28:43, skipping insertion in model container
[2022-01-09 23:28:43,036 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 11:28:43" (3/3) ...
[2022-01-09 23:28:43,037 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem02_label03.c
[2022-01-09 23:28:43,040 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2022-01-09 23:28:43,041 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2022-01-09 23:28:43,081 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2022-01-09 23:28:43,085 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR
[2022-01-09 23:28:43,085 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2022-01-09 23:28:43,101 INFO L276 IsEmpty]: Start isEmpty. Operand has 227 states, 225 states have (on average 1.6666666666666667) internal successors, (375), 226 states have internal predecessors, (375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-01-09 23:28:43,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130
[2022-01-09 23:28:43,114 INFO L506 BasicCegarLoop]: Found error trace
[2022-01-09 23:28:43,115 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-01-09 23:28:43,115 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-01-09 23:28:43,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-01-09 23:28:43,119 INFO L85 PathProgramCache]: Analyzing trace with hash -2099114005, now seen corresponding path program 1 times
[2022-01-09 23:28:43,125 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-01-09 23:28:43,125 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757789583]
[2022-01-09 23:28:43,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-01-09 23:28:43,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-01-09 23:28:43,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-01-09 23:28:43,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-01-09 23:28:43,469 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-01-09 23:28:43,469 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757789583]
[2022-01-09 23:28:43,470 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [757789583] provided 1 perfect and 0 imperfect interpolant sequences
[2022-01-09 23:28:43,470 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-01-09 23:28:43,470 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2022-01-09 23:28:43,471 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801775215]
[2022-01-09 23:28:43,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-01-09 23:28:43,476 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-01-09 23:28:43,476 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-01-09 23:28:43,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-01-09 23:28:43,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-01-09 23:28:43,509 INFO L87 Difference]: Start difference. First operand has 227 states, 225 states have (on average 1.6666666666666667) internal successors, (375), 226 states have internal predecessors, (375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 43.0) internal successors, (129), 2 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-01-09 23:28:44,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-01-09 23:28:44,180 INFO L93 Difference]: Finished difference Result 600 states and 1037 transitions.
[2022-01-09 23:28:44,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-01-09 23:28:44,182 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 2 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 129
[2022-01-09 23:28:44,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-01-09 23:28:44,190 INFO L225 Difference]: With dead ends: 600
[2022-01-09 23:28:44,191 INFO L226 Difference]: Without dead ends: 309
[2022-01-09 23:28:44,193 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-01-09 23:28:44,196 INFO L933 BasicCegarLoop]: 150 mSDtfsCounter, 37 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 422 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 171 SdHoareTripleChecker+Invalid, 564 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time
[2022-01-09 23:28:44,196 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [37 Valid, 171 Invalid, 564 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 422 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time]
[2022-01-09 23:28:44,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states.
[2022-01-09 23:28:44,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 307.
[2022-01-09 23:28:44,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 307 states, 306 states have (on average 1.3300653594771241) internal successors, (407), 306 states have internal predecessors, (407), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-01-09 23:28:44,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 407 transitions.
[2022-01-09 23:28:44,230 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 407 transitions. Word has length 129
[2022-01-09 23:28:44,231 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-01-09 23:28:44,231 INFO L470 AbstractCegarLoop]: Abstraction has 307 states and 407 transitions.
[2022-01-09 23:28:44,231 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 2 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-01-09 23:28:44,231 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 407 transitions.
[2022-01-09 23:28:44,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135
[2022-01-09 23:28:44,233 INFO L506 BasicCegarLoop]: Found error trace
[2022-01-09 23:28:44,234 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-01-09 23:28:44,234 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2022-01-09 23:28:44,234 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-01-09 23:28:44,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-01-09 23:28:44,235 INFO L85 PathProgramCache]: Analyzing trace with hash -875261376, now seen corresponding path program 1 times
[2022-01-09 23:28:44,235 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-01-09 23:28:44,235 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229932440]
[2022-01-09 23:28:44,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-01-09 23:28:44,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-01-09 23:28:44,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-01-09 23:28:44,323 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-01-09 23:28:44,323 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-01-09 23:28:44,324 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229932440]
[2022-01-09 23:28:44,324 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1229932440] provided 1 perfect and 0 imperfect interpolant sequences
[2022-01-09 23:28:44,324 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-01-09 23:28:44,324 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-01-09 23:28:44,324 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031908796]
[2022-01-09 23:28:44,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-01-09 23:28:44,325 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-01-09 23:28:44,325 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-01-09 23:28:44,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-01-09 23:28:44,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-01-09 23:28:44,326 INFO L87 Difference]: Start difference. First operand 307 states and 407 transitions. Second operand has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-01-09 23:28:44,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-01-09 23:28:44,659 INFO L93 Difference]: Finished difference Result 758 states and 1034 transitions.
[2022-01-09 23:28:44,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-01-09 23:28:44,661 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 134
[2022-01-09 23:28:44,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-01-09 23:28:44,664 INFO L225 Difference]: With dead ends: 758
[2022-01-09 23:28:44,664 INFO L226 Difference]: Without dead ends: 453
[2022-01-09 23:28:44,665 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-01-09 23:28:44,666 INFO L933 BasicCegarLoop]: 230 mSDtfsCounter, 35 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 354 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 248 SdHoareTripleChecker+Invalid, 445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 354 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time
[2022-01-09 23:28:44,666 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [35 Valid, 248 Invalid, 445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 354 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time]
[2022-01-09 23:28:44,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states.
[2022-01-09 23:28:44,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 453.
[2022-01-09 23:28:44,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 453 states, 452 states have (on average 1.2787610619469028) internal successors, (578), 452 states have internal predecessors, (578), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-01-09 23:28:44,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 453 states and 578 transitions.
[2022-01-09 23:28:44,683 INFO L78 Accepts]: Start accepts. Automaton has 453 states and 578 transitions. Word has length 134
[2022-01-09 23:28:44,683 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-01-09 23:28:44,683 INFO L470 AbstractCegarLoop]: Abstraction has 453 states and 578 transitions.
[2022-01-09 23:28:44,683 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-01-09 23:28:44,683 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 578 transitions.
[2022-01-09 23:28:44,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147
[2022-01-09 23:28:44,686 INFO L506 BasicCegarLoop]: Found error trace
[2022-01-09 23:28:44,686 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-01-09 23:28:44,686 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2022-01-09 23:28:44,686 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-01-09 23:28:44,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-01-09 23:28:44,687 INFO L85 PathProgramCache]: Analyzing trace with hash 1717580827, now seen corresponding path program 1 times
[2022-01-09 23:28:44,687 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-01-09 23:28:44,687 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802100056]
[2022-01-09 23:28:44,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-01-09 23:28:44,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-01-09 23:28:44,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-01-09 23:28:44,747 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-01-09 23:28:44,748 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-01-09 23:28:44,748 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802100056]
[2022-01-09 23:28:44,748 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1802100056] provided 1 perfect and 0 imperfect interpolant sequences
[2022-01-09 23:28:44,748 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-01-09 23:28:44,748 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2022-01-09 23:28:44,748 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826904986]
[2022-01-09 23:28:44,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-01-09 23:28:44,749 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-01-09 23:28:44,749 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-01-09 23:28:44,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-01-09 23:28:44,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-01-09 23:28:44,749 INFO L87 Difference]: Start difference. First operand 453 states and 578 transitions. Second operand has 3 states, 3 states have (on average 48.666666666666664) internal successors, (146), 2 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-01-09 23:28:45,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-01-09 23:28:45,136 INFO L93 Difference]: Finished difference Result 1325 states and 1691 transitions.
[2022-01-09 23:28:45,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-01-09 23:28:45,137 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.666666666666664) internal successors, (146), 2 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 146
[2022-01-09 23:28:45,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-01-09 23:28:45,139 INFO L225 Difference]: With dead ends: 1325
[2022-01-09 23:28:45,139 INFO L226 Difference]: Without dead ends: 874
[2022-01-09 23:28:45,140 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-01-09 23:28:45,141 INFO L933 BasicCegarLoop]: 63 mSDtfsCounter, 185 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 348 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 185 SdHoareTripleChecker+Valid, 79 SdHoareTripleChecker+Invalid, 434 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 348 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time
[2022-01-09 23:28:45,141 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [185 Valid, 79 Invalid, 434 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 348 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time]
[2022-01-09 23:28:45,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 874 states.
[2022-01-09 23:28:45,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 874 to 874.
[2022-01-09 23:28:45,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 874 states, 873 states have (on average 1.2302405498281788) internal successors, (1074), 873 states have internal predecessors, (1074), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-01-09 23:28:45,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 874 states and 1074 transitions.
[2022-01-09 23:28:45,159 INFO L78 Accepts]: Start accepts. Automaton has 874 states and 1074 transitions. Word has length 146
[2022-01-09 23:28:45,159 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-01-09 23:28:45,159 INFO L470 AbstractCegarLoop]: Abstraction has 874 states and 1074 transitions.
[2022-01-09 23:28:45,159 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.666666666666664) internal successors, (146), 2 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-01-09 23:28:45,159 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1074 transitions.
[2022-01-09 23:28:45,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160
[2022-01-09 23:28:45,161 INFO L506 BasicCegarLoop]: Found error trace
[2022-01-09 23:28:45,161 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-01-09 23:28:45,161 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2022-01-09 23:28:45,162 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-01-09 23:28:45,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-01-09 23:28:45,162 INFO L85 PathProgramCache]: Analyzing trace with hash 1257335336, now seen corresponding path program 1 times
[2022-01-09 23:28:45,162 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-01-09 23:28:45,162 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408929365]
[2022-01-09 23:28:45,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-01-09 23:28:45,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-01-09 23:28:45,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-01-09 23:28:45,244 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-01-09 23:28:45,244 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-01-09 23:28:45,244 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [408929365]
[2022-01-09 23:28:45,244 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [408929365] provided 1 perfect and 0 imperfect interpolant sequences
[2022-01-09 23:28:45,245 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-01-09 23:28:45,245 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-01-09 23:28:45,245 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [110959023]
[2022-01-09 23:28:45,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-01-09 23:28:45,245 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-01-09 23:28:45,245 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-01-09 23:28:45,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-01-09 23:28:45,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-01-09 23:28:45,246 INFO L87 Difference]: Start difference. First operand 874 states and 1074 transitions. Second operand has 3 states, 3 states have (on average 53.0) internal successors, (159), 3 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-01-09 23:28:45,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-01-09 23:28:45,579 INFO L93 Difference]: Finished difference Result 2584 states and 3176 transitions.
[2022-01-09 23:28:45,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-01-09 23:28:45,580 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.0) internal successors, (159), 3 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 159
[2022-01-09 23:28:45,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-01-09 23:28:45,586 INFO L225 Difference]: With dead ends: 2584
[2022-01-09 23:28:45,586 INFO L226 Difference]: Without dead ends: 1712
[2022-01-09 23:28:45,588 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-01-09 23:28:45,589 INFO L933 BasicCegarLoop]: 65 mSDtfsCounter, 65 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 367 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 75 SdHoareTripleChecker+Invalid, 439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 367 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time
[2022-01-09 23:28:45,589 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [65 Valid, 75 Invalid, 439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 367 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time]
[2022-01-09 23:28:45,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1712 states.
[2022-01-09 23:28:45,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1712 to 1432.
[2022-01-09 23:28:45,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1432 states, 1431 states have (on average 1.2159329140461217) internal successors, (1740), 1431 states have internal predecessors, (1740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-01-09 23:28:45,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1432 states and 1740 transitions.
[2022-01-09 23:28:45,610 INFO L78 Accepts]: Start accepts. Automaton has 1432 states and 1740 transitions. Word has length 159
[2022-01-09 23:28:45,611 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-01-09 23:28:45,611 INFO L470 AbstractCegarLoop]: Abstraction has 1432 states and 1740 transitions.
[2022-01-09 23:28:45,611 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.0) internal successors, (159), 3 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-01-09 23:28:45,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 1740 transitions.
[2022-01-09 23:28:45,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164
[2022-01-09 23:28:45,614 INFO L506 BasicCegarLoop]: Found error trace
[2022-01-09 23:28:45,614 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-01-09 23:28:45,614 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2022-01-09 23:28:45,614 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-01-09 23:28:45,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-01-09 23:28:45,615 INFO L85 PathProgramCache]: Analyzing trace with hash 685164957, now seen corresponding path program 1 times
[2022-01-09 23:28:45,615 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-01-09 23:28:45,615 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1910643668]
[2022-01-09 23:28:45,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-01-09 23:28:45,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-01-09 23:28:45,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-01-09 23:28:45,706 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2022-01-09 23:28:45,706 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-01-09 23:28:45,706 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1910643668]
[2022-01-09 23:28:45,707 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1910643668] provided 1 perfect and 0 imperfect interpolant sequences
[2022-01-09 23:28:45,707 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-01-09 23:28:45,707 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-01-09 23:28:45,707 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983719104]
[2022-01-09 23:28:45,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-01-09 23:28:45,707 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2022-01-09 23:28:45,707 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-01-09 23:28:45,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2022-01-09 23:28:45,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2022-01-09 23:28:45,708 INFO L87 Difference]: Start difference. First operand 1432 states and 1740 transitions. Second operand has 4 states, 4 states have (on average 40.25) internal successors, (161), 3 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-01-09 23:28:46,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-01-09 23:28:46,192 INFO L93 Difference]: Finished difference Result 3365 states and 4132 transitions.
[2022-01-09 23:28:46,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2022-01-09 23:28:46,192 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.25) internal successors, (161), 3 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163
[2022-01-09 23:28:46,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-01-09 23:28:46,197 INFO L225 Difference]: With dead ends: 3365
[2022-01-09 23:28:46,198 INFO L226 Difference]: Without dead ends: 1852
[2022-01-09 23:28:46,200 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2022-01-09 23:28:46,206 INFO L933 BasicCegarLoop]: 78 mSDtfsCounter, 143 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 611 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 101 SdHoareTripleChecker+Invalid, 723 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 611 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time
[2022-01-09 23:28:46,207 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [143 Valid, 101 Invalid, 723 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 611 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time]
[2022-01-09 23:28:46,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1852 states.
[2022-01-09 23:28:46,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1852 to 1432.
[2022-01-09 23:28:46,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1432 states, 1431 states have (on average 1.2117400419287212) internal successors, (1734), 1431 states have internal predecessors, (1734), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-01-09 23:28:46,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1432 states and 1734 transitions.
[2022-01-09 23:28:46,232 INFO L78 Accepts]: Start accepts. Automaton has 1432 states and 1734 transitions. Word has length 163
[2022-01-09 23:28:46,233 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-01-09 23:28:46,233 INFO L470 AbstractCegarLoop]: Abstraction has 1432 states and 1734 transitions.
[2022-01-09 23:28:46,233 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.25) internal successors, (161), 3 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-01-09 23:28:46,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 1734 transitions.
[2022-01-09 23:28:46,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202
[2022-01-09 23:28:46,236 INFO L506 BasicCegarLoop]: Found error trace
[2022-01-09 23:28:46,236 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-01-09 23:28:46,236 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2022-01-09 23:28:46,237 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-01-09 23:28:46,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-01-09 23:28:46,238 INFO L85 PathProgramCache]: Analyzing trace with hash -1702186773, now seen corresponding path program 1 times
[2022-01-09 23:28:46,238 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-01-09 23:28:46,239 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1617007683]
[2022-01-09 23:28:46,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-01-09 23:28:46,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-01-09 23:28:46,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-01-09 23:28:46,302 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked.
[2022-01-09 23:28:46,302 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-01-09 23:28:46,302 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1617007683]
[2022-01-09 23:28:46,302 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1617007683] provided 1 perfect and 0 imperfect interpolant sequences
[2022-01-09 23:28:46,302 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-01-09 23:28:46,303 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-01-09 23:28:46,303 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844697165]
[2022-01-09 23:28:46,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-01-09 23:28:46,303 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-01-09 23:28:46,303 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-01-09 23:28:46,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-01-09 23:28:46,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-01-09 23:28:46,304 INFO L87 Difference]: Start difference. First operand 1432 states and 1734 transitions. Second operand has 3 states, 3 states have (on average 54.0) internal successors, (162), 3 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-01-09 23:28:46,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-01-09 23:28:46,600 INFO L93 Difference]: Finished difference Result 3144 states and 3790 transitions.
[2022-01-09 23:28:46,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-01-09 23:28:46,601 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 54.0) internal successors, (162), 3 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 201
[2022-01-09 23:28:46,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-01-09 23:28:46,605 INFO L225 Difference]: With dead ends: 3144
[2022-01-09 23:28:46,605 INFO L226 Difference]: Without dead ends: 1572
[2022-01-09 23:28:46,607 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-01-09 23:28:46,608 INFO L933 BasicCegarLoop]: 42 mSDtfsCounter, 160 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 349 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 160 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 422 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 349 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time
[2022-01-09 23:28:46,608 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [160 Valid, 49 Invalid, 422 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 349 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time]
[2022-01-09 23:28:46,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1572 states.
[2022-01-09 23:28:46,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1572 to 1570.
[2022-01-09 23:28:46,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1570 states, 1569 states have (on average 1.1281070745697896) internal successors, (1770), 1569 states have internal predecessors, (1770), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-01-09 23:28:46,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1570 states and 1770 transitions.
[2022-01-09 23:28:46,632 INFO L78 Accepts]: Start accepts. Automaton has 1570 states and 1770 transitions. Word has length 201
[2022-01-09 23:28:46,632 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-01-09 23:28:46,633 INFO L470 AbstractCegarLoop]: Abstraction has 1570 states and 1770 transitions.
[2022-01-09 23:28:46,633 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 54.0) internal successors, (162), 3 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-01-09 23:28:46,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 1770 transitions.
[2022-01-09 23:28:46,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206
[2022-01-09 23:28:46,636 INFO L506 BasicCegarLoop]: Found error trace
[2022-01-09 23:28:46,636 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-01-09 23:28:46,636 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2022-01-09 23:28:46,637 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-01-09 23:28:46,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-01-09 23:28:46,637 INFO L85 PathProgramCache]: Analyzing trace with hash -270872735, now seen corresponding path program 1 times
[2022-01-09 23:28:46,637 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-01-09 23:28:46,637 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046509977]
[2022-01-09 23:28:46,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-01-09 23:28:46,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-01-09 23:28:46,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-01-09 23:28:46,675 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked.
[2022-01-09 23:28:46,675 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-01-09 23:28:46,676 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046509977]
[2022-01-09 23:28:46,676 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046509977] provided 1 perfect and 0 imperfect interpolant sequences
[2022-01-09 23:28:46,676 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-01-09 23:28:46,676 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-01-09 23:28:46,676 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411162353]
[2022-01-09 23:28:46,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-01-09 23:28:46,676 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-01-09 23:28:46,676 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-01-09 23:28:46,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-01-09 23:28:46,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-01-09 23:28:46,677 INFO L87 Difference]: Start difference. First operand 1570 states and 1770 transitions. Second operand has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-01-09 23:28:46,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-01-09 23:28:46,953 INFO L93 Difference]: Finished difference Result 3846 states and 4293 transitions.
[2022-01-09 23:28:46,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-01-09 23:28:46,953 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 205
[2022-01-09 23:28:46,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-01-09 23:28:46,958 INFO L225 Difference]: With dead ends: 3846
[2022-01-09 23:28:46,958 INFO L226 Difference]: Without dead ends: 2138
[2022-01-09 23:28:46,960 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-01-09 23:28:46,962 INFO L933 BasicCegarLoop]: 221 mSDtfsCounter, 138 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 324 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 138 SdHoareTripleChecker+Valid, 244 SdHoareTripleChecker+Invalid, 389 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 324 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2022-01-09 23:28:46,963 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [138 Valid, 244 Invalid, 389 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 324 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2022-01-09 23:28:46,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2138 states.
[2022-01-09 23:28:46,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2138 to 2132.
[2022-01-09 23:28:46,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2132 states, 2131 states have (on average 1.0910370717972784) internal successors, (2325), 2131 states have internal predecessors, (2325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-01-09 23:28:47,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2132 states to 2132 states and 2325 transitions.
[2022-01-09 23:28:47,008 INFO L78 Accepts]: Start accepts. Automaton has 2132 states and 2325 transitions. Word has length 205
[2022-01-09 23:28:47,009 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-01-09 23:28:47,009 INFO L470 AbstractCegarLoop]: Abstraction has 2132 states and 2325 transitions.
[2022-01-09 23:28:47,009 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-01-09 23:28:47,009 INFO L276 IsEmpty]: Start isEmpty. Operand 2132 states and 2325 transitions.
[2022-01-09 23:28:47,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228
[2022-01-09 23:28:47,012 INFO L506 BasicCegarLoop]: Found error trace
[2022-01-09 23:28:47,012 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-01-09 23:28:47,013 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2022-01-09 23:28:47,013 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-01-09 23:28:47,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-01-09 23:28:47,014 INFO L85 PathProgramCache]: Analyzing trace with hash -960693472, now seen corresponding path program 1 times
[2022-01-09 23:28:47,014 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-01-09 23:28:47,014 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018327002]
[2022-01-09 23:28:47,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-01-09 23:28:47,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-01-09 23:28:47,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-01-09 23:28:47,135 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 68 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-01-09 23:28:47,135 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-01-09 23:28:47,135 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018327002]
[2022-01-09 23:28:47,135 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2018327002] provided 0 perfect and 1 imperfect interpolant sequences
[2022-01-09 23:28:47,135 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [171607129]
[2022-01-09 23:28:47,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-01-09 23:28:47,136 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-01-09 23:28:47,136 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-01-09 23:28:47,137 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2022-01-09 23:28:47,138 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2022-01-09 23:28:47,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-01-09 23:28:47,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 2 conjunts are in the unsatisfiable core
[2022-01-09 23:28:47,219 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-01-09 23:28:47,611 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked.
[2022-01-09 23:28:47,611 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2022-01-09 23:28:47,611 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [171607129] provided 1 perfect and 0 imperfect interpolant sequences
[2022-01-09 23:28:47,611 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2022-01-09 23:28:47,611 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6
[2022-01-09 23:28:47,612 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067713537]
[2022-01-09 23:28:47,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-01-09 23:28:47,612 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-01-09 23:28:47,612 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-01-09 23:28:47,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-01-09 23:28:47,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30
[2022-01-09 23:28:47,613 INFO L87 Difference]: Start difference. First operand 2132 states and 2325 transitions. Second operand has 3 states, 3 states have (on average 66.33333333333333) internal successors, (199), 3 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-01-09 23:28:47,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-01-09 23:28:47,881 INFO L93 Difference]: Finished difference Result 3970 states and 4317 transitions.
[2022-01-09 23:28:47,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-01-09 23:28:47,882 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 66.33333333333333) internal successors, (199), 3 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 227
[2022-01-09 23:28:47,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-01-09 23:28:47,882 INFO L225 Difference]: With dead ends: 3970
[2022-01-09 23:28:47,882 INFO L226 Difference]: Without dead ends: 0
[2022-01-09 23:28:47,886 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 226 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30
[2022-01-09 23:28:47,887 INFO L933 BasicCegarLoop]: 185 mSDtfsCounter, 34 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 317 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 194 SdHoareTripleChecker+Invalid, 354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 317 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2022-01-09 23:28:47,887 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [34 Valid, 194 Invalid, 354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 317 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2022-01-09 23:28:47,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2022-01-09 23:28:47,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2022-01-09 23:28:47,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-01-09 23:28:47,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2022-01-09 23:28:47,891 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 227
[2022-01-09 23:28:47,892 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-01-09 23:28:47,892 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2022-01-09 23:28:47,892 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 66.33333333333333) internal successors, (199), 3 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-01-09 23:28:47,892 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2022-01-09 23:28:47,892 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2022-01-09 23:28:47,894 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2022-01-09 23:28:47,913 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0
[2022-01-09 23:28:48,107 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-01-09 23:28:48,109 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2022-01-09 23:28:48,345 INFO L858 garLoopResultBuilder]: For program point L565-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,345 INFO L858 garLoopResultBuilder]: For program point L499-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,345 INFO L858 garLoopResultBuilder]: For program point L433-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,345 INFO L858 garLoopResultBuilder]: For program point L301(lines 301 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,345 INFO L858 garLoopResultBuilder]: For program point L235(lines 235 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,346 INFO L858 garLoopResultBuilder]: For program point L169(lines 169 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,346 INFO L858 garLoopResultBuilder]: For program point L566(line 566) no Hoare annotation was computed.
[2022-01-09 23:28:48,346 INFO L858 garLoopResultBuilder]: For program point L500(line 500) no Hoare annotation was computed.
[2022-01-09 23:28:48,346 INFO L858 garLoopResultBuilder]: For program point L434(line 434) no Hoare annotation was computed.
[2022-01-09 23:28:48,346 INFO L858 garLoopResultBuilder]: For program point L303(lines 303 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,346 INFO L858 garLoopResultBuilder]: For program point L105(lines 105 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,346 INFO L858 garLoopResultBuilder]: For program point L568-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,346 INFO L858 garLoopResultBuilder]: For program point L502-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,346 INFO L858 garLoopResultBuilder]: For program point L436-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,346 INFO L858 garLoopResultBuilder]: For program point L40(lines 40 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,346 INFO L858 garLoopResultBuilder]: For program point L569(line 569) no Hoare annotation was computed.
[2022-01-09 23:28:48,346 INFO L858 garLoopResultBuilder]: For program point L503(line 503) no Hoare annotation was computed.
[2022-01-09 23:28:48,346 INFO L858 garLoopResultBuilder]: For program point L437(line 437) no Hoare annotation was computed.
[2022-01-09 23:28:48,346 INFO L858 garLoopResultBuilder]: For program point L371(lines 371 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,346 INFO L858 garLoopResultBuilder]: For program point L571-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,347 INFO L858 garLoopResultBuilder]: For program point L505-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,347 INFO L858 garLoopResultBuilder]: For program point L439-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,347 INFO L858 garLoopResultBuilder]: For program point L307(lines 307 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,347 INFO L858 garLoopResultBuilder]: For program point L175(lines 175 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,347 INFO L858 garLoopResultBuilder]: For program point L109(lines 109 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,347 INFO L858 garLoopResultBuilder]: For program point L572(line 572) no Hoare annotation was computed.
[2022-01-09 23:28:48,347 INFO L858 garLoopResultBuilder]: For program point L506(line 506) no Hoare annotation was computed.
[2022-01-09 23:28:48,347 INFO L858 garLoopResultBuilder]: For program point L440(line 440) no Hoare annotation was computed.
[2022-01-09 23:28:48,347 INFO L858 garLoopResultBuilder]: For program point L308(lines 308 317) no Hoare annotation was computed.
[2022-01-09 23:28:48,347 INFO L858 garLoopResultBuilder]: For program point L242(lines 242 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,347 INFO L858 garLoopResultBuilder]: For program point L308-2(lines 308 317) no Hoare annotation was computed.
[2022-01-09 23:28:48,347 INFO L858 garLoopResultBuilder]: For program point L45(lines 45 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,347 INFO L858 garLoopResultBuilder]: For program point L574-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,347 INFO L858 garLoopResultBuilder]: For program point L508-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,348 INFO L858 garLoopResultBuilder]: For program point L442-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,348 INFO L858 garLoopResultBuilder]: For program point L244(lines 244 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,348 INFO L858 garLoopResultBuilder]: For program point L575(line 575) no Hoare annotation was computed.
[2022-01-09 23:28:48,348 INFO L858 garLoopResultBuilder]: For program point L509(line 509) no Hoare annotation was computed.
[2022-01-09 23:28:48,348 INFO L858 garLoopResultBuilder]: For program point L443(line 443) no Hoare annotation was computed.
[2022-01-09 23:28:48,348 INFO L858 garLoopResultBuilder]: For program point L179(lines 179 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,348 INFO L858 garLoopResultBuilder]: For program point L378(lines 378 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,348 INFO L858 garLoopResultBuilder]: For program point L48(lines 48 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,348 INFO L858 garLoopResultBuilder]: For program point L577-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,348 INFO L858 garLoopResultBuilder]: For program point L511-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,348 INFO L858 garLoopResultBuilder]: For program point L445-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,348 INFO L858 garLoopResultBuilder]: For program point L247(lines 247 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,348 INFO L858 garLoopResultBuilder]: For program point L578(line 578) no Hoare annotation was computed.
[2022-01-09 23:28:48,349 INFO L858 garLoopResultBuilder]: For program point L512(line 512) no Hoare annotation was computed.
[2022-01-09 23:28:48,349 INFO L858 garLoopResultBuilder]: For program point L446(line 446) no Hoare annotation was computed.
[2022-01-09 23:28:48,349 INFO L858 garLoopResultBuilder]: For program point L248(lines 248 256) no Hoare annotation was computed.
[2022-01-09 23:28:48,349 INFO L858 garLoopResultBuilder]: For program point L248-2(lines 248 256) no Hoare annotation was computed.
[2022-01-09 23:28:48,349 INFO L858 garLoopResultBuilder]: For program point L116(lines 116 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,349 INFO L858 garLoopResultBuilder]: For program point L580-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,349 INFO L858 garLoopResultBuilder]: For program point L514-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,349 INFO L858 garLoopResultBuilder]: For program point L448-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,349 INFO L858 garLoopResultBuilder]: For program point L52(lines 52 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,349 INFO L858 garLoopResultBuilder]: For program point L581(line 581) no Hoare annotation was computed.
[2022-01-09 23:28:48,349 INFO L858 garLoopResultBuilder]: For program point L515(line 515) no Hoare annotation was computed.
[2022-01-09 23:28:48,349 INFO L858 garLoopResultBuilder]: For program point L449(line 449) no Hoare annotation was computed.
[2022-01-09 23:28:48,349 INFO L858 garLoopResultBuilder]: For program point L185(lines 185 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,349 INFO L858 garLoopResultBuilder]: For program point L583-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,350 INFO L858 garLoopResultBuilder]: For program point L517-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,350 INFO L858 garLoopResultBuilder]: For program point L451-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,350 INFO L858 garLoopResultBuilder]: For program point L385(lines 385 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,350 INFO L858 garLoopResultBuilder]: For program point L319(lines 319 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,350 INFO L858 garLoopResultBuilder]: For program point L584(line 584) no Hoare annotation was computed.
[2022-01-09 23:28:48,350 INFO L858 garLoopResultBuilder]: For program point L518(line 518) no Hoare annotation was computed.
[2022-01-09 23:28:48,350 INFO L858 garLoopResultBuilder]: For program point L452(line 452) no Hoare annotation was computed.
[2022-01-09 23:28:48,350 INFO L858 garLoopResultBuilder]: For program point L189(lines 189 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,350 INFO L858 garLoopResultBuilder]: For program point L123(lines 123 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,350 INFO L858 garLoopResultBuilder]: For program point L57(lines 57 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,350 INFO L858 garLoopResultBuilder]: For program point L586-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,350 INFO L858 garLoopResultBuilder]: For program point L520-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,350 INFO L858 garLoopResultBuilder]: For program point L454-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,350 INFO L858 garLoopResultBuilder]: For program point L388(lines 388 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,351 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed.
[2022-01-09 23:28:48,351 INFO L858 garLoopResultBuilder]: For program point L587(line 587) no Hoare annotation was computed.
[2022-01-09 23:28:48,351 INFO L858 garLoopResultBuilder]: For program point L521(line 521) no Hoare annotation was computed.
[2022-01-09 23:28:48,351 INFO L858 garLoopResultBuilder]: For program point L455(line 455) no Hoare annotation was computed.
[2022-01-09 23:28:48,351 INFO L858 garLoopResultBuilder]: For program point L390(lines 390 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,351 INFO L858 garLoopResultBuilder]: For program point L324(lines 324 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,351 INFO L858 garLoopResultBuilder]: For program point L258(lines 258 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,351 INFO L858 garLoopResultBuilder]: For program point L60(lines 60 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,351 INFO L858 garLoopResultBuilder]: For program point L589-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,351 INFO L858 garLoopResultBuilder]: For program point L523-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,351 INFO L858 garLoopResultBuilder]: For program point L457-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,351 INFO L858 garLoopResultBuilder]: For program point L391(lines 391 397) no Hoare annotation was computed.
[2022-01-09 23:28:48,351 INFO L858 garLoopResultBuilder]: For program point L325(lines 325 336) no Hoare annotation was computed.
[2022-01-09 23:28:48,351 INFO L858 garLoopResultBuilder]: For program point L391-2(lines 391 397) no Hoare annotation was computed.
[2022-01-09 23:28:48,352 INFO L858 garLoopResultBuilder]: For program point L325-2(lines 325 336) no Hoare annotation was computed.
[2022-01-09 23:28:48,352 INFO L858 garLoopResultBuilder]: For program point L590(line 590) no Hoare annotation was computed.
[2022-01-09 23:28:48,352 INFO L858 garLoopResultBuilder]: For program point L524(line 524) no Hoare annotation was computed.
[2022-01-09 23:28:48,352 INFO L858 garLoopResultBuilder]: For program point L458(line 458) no Hoare annotation was computed.
[2022-01-09 23:28:48,352 INFO L858 garLoopResultBuilder]: For program point L195(lines 195 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,352 INFO L858 garLoopResultBuilder]: For program point L129(lines 129 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,352 INFO L858 garLoopResultBuilder]: For program point L592-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,352 INFO L858 garLoopResultBuilder]: For program point L526-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,352 INFO L858 garLoopResultBuilder]: For program point L460-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,352 INFO L858 garLoopResultBuilder]: For program point L64(lines 64 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,352 INFO L858 garLoopResultBuilder]: For program point L593(line 593) no Hoare annotation was computed.
[2022-01-09 23:28:48,352 INFO L858 garLoopResultBuilder]: For program point L527(line 527) no Hoare annotation was computed.
[2022-01-09 23:28:48,352 INFO L858 garLoopResultBuilder]: For program point L461(line 461) no Hoare annotation was computed.
[2022-01-09 23:28:48,352 INFO L858 garLoopResultBuilder]: For program point L263(lines 263 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,352 INFO L858 garLoopResultBuilder]: For program point L197(lines 197 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,353 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed.
[2022-01-09 23:28:48,353 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 569) no Hoare annotation was computed.
[2022-01-09 23:28:48,353 INFO L858 garLoopResultBuilder]: For program point L595-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,353 INFO L858 garLoopResultBuilder]: For program point L529-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,353 INFO L858 garLoopResultBuilder]: For program point L463-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,353 INFO L858 garLoopResultBuilder]: For program point L199(lines 199 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,353 INFO L858 garLoopResultBuilder]: For program point L133(lines 133 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,353 INFO L858 garLoopResultBuilder]: For program point L596(line 596) no Hoare annotation was computed.
[2022-01-09 23:28:48,353 INFO L858 garLoopResultBuilder]: For program point L530(line 530) no Hoare annotation was computed.
[2022-01-09 23:28:48,353 INFO L858 garLoopResultBuilder]: For program point L464(line 464) no Hoare annotation was computed.
[2022-01-09 23:28:48,353 INFO L858 garLoopResultBuilder]: For program point L399(lines 399 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,353 INFO L858 garLoopResultBuilder]: For program point L201(lines 201 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,353 INFO L858 garLoopResultBuilder]: For program point L69(lines 69 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,354 INFO L858 garLoopResultBuilder]: For program point L598-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,354 INFO L858 garLoopResultBuilder]: For program point L532-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,354 INFO L858 garLoopResultBuilder]: For program point L466-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,354 INFO L858 garLoopResultBuilder]: For program point L599(line 599) no Hoare annotation was computed.
[2022-01-09 23:28:48,354 INFO L858 garLoopResultBuilder]: For program point L533(line 533) no Hoare annotation was computed.
[2022-01-09 23:28:48,354 INFO L858 garLoopResultBuilder]: For program point L467(line 467) no Hoare annotation was computed.
[2022-01-09 23:28:48,354 INFO L858 garLoopResultBuilder]: For program point L269(lines 269 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,354 INFO L858 garLoopResultBuilder]: For program point L204(lines 204 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,354 INFO L858 garLoopResultBuilder]: For program point L601-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,354 INFO L858 garLoopResultBuilder]: For program point L535-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,354 INFO L858 garLoopResultBuilder]: For program point L469-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,354 INFO L858 garLoopResultBuilder]: For program point L271(lines 271 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,354 INFO L858 garLoopResultBuilder]: For program point L602(line 602) no Hoare annotation was computed.
[2022-01-09 23:28:48,354 INFO L858 garLoopResultBuilder]: For program point L536(line 536) no Hoare annotation was computed.
[2022-01-09 23:28:48,354 INFO L858 garLoopResultBuilder]: For program point L470(line 470) no Hoare annotation was computed.
[2022-01-09 23:28:48,355 INFO L858 garLoopResultBuilder]: For program point L404(lines 404 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,355 INFO L858 garLoopResultBuilder]: For program point L338(lines 338 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,355 INFO L858 garLoopResultBuilder]: For program point L272(lines 272 284) no Hoare annotation was computed.
[2022-01-09 23:28:48,355 INFO L858 garLoopResultBuilder]: For program point L272-2(lines 272 284) no Hoare annotation was computed.
[2022-01-09 23:28:48,355 INFO L858 garLoopResultBuilder]: For program point L140(lines 140 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,355 INFO L858 garLoopResultBuilder]: For program point L75(lines 75 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,355 INFO L858 garLoopResultBuilder]: For program point L604-1(lines 604 606) no Hoare annotation was computed.
[2022-01-09 23:28:48,355 INFO L858 garLoopResultBuilder]: For program point L538-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,355 INFO L858 garLoopResultBuilder]: For program point L472-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,355 INFO L858 garLoopResultBuilder]: For program point L208(lines 208 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,355 INFO L858 garLoopResultBuilder]: For program point L605(line 605) no Hoare annotation was computed.
[2022-01-09 23:28:48,355 INFO L858 garLoopResultBuilder]: For program point L539(line 539) no Hoare annotation was computed.
[2022-01-09 23:28:48,355 INFO L858 garLoopResultBuilder]: For program point L473(line 473) no Hoare annotation was computed.
[2022-01-09 23:28:48,355 INFO L858 garLoopResultBuilder]: For program point L341(lines 341 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,356 INFO L858 garLoopResultBuilder]: For program point L408(lines 408 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,356 INFO L858 garLoopResultBuilder]: For program point L342(lines 342 345) no Hoare annotation was computed.
[2022-01-09 23:28:48,356 INFO L858 garLoopResultBuilder]: For program point L342-2(lines 342 345) no Hoare annotation was computed.
[2022-01-09 23:28:48,356 INFO L858 garLoopResultBuilder]: For program point L144(lines 144 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,356 INFO L854 garLoopResultBuilder]: At program point L607(lines 39 608) the Hoare annotation is: (let ((.cse3 (<= 10 ~a28~0)) (.cse1 (<= ~a19~0 0)) (.cse6 (<= ~a28~0 10)) (.cse5 (not (= ~a11~0 1))) (.cse2 (= ~a25~0 1)) (.cse4 (= ~a19~0 1)) (.cse0 (<= ~a28~0 7))) (or (and .cse0 .cse1) (and .cse2 .cse1) (and .cse3 .cse2 .cse4) (and .cse5 .cse1) (and .cse3 .cse6 .cse4) (and .cse3 .cse1) (and .cse6 (or (and .cse4 .cse5) (and (= ~a17~0 8) (= ~a21~0 1) .cse4))) (and .cse2 .cse4 .cse0)))
[2022-01-09 23:28:48,356 INFO L858 garLoopResultBuilder]: For program point L541-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,356 INFO L858 garLoopResultBuilder]: For program point L475-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,356 INFO L858 garLoopResultBuilder]: For program point L79(lines 79 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,356 INFO L858 garLoopResultBuilder]: For program point L542(line 542) no Hoare annotation was computed.
[2022-01-09 23:28:48,356 INFO L858 garLoopResultBuilder]: For program point L476(line 476) no Hoare annotation was computed.
[2022-01-09 23:28:48,357 INFO L858 garLoopResultBuilder]: For program point L212(lines 212 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,357 INFO L858 garLoopResultBuilder]: For program point L213(lines 213 220) no Hoare annotation was computed.
[2022-01-09 23:28:48,357 INFO L858 garLoopResultBuilder]: For program point L213-2(lines 213 220) no Hoare annotation was computed.
[2022-01-09 23:28:48,357 INFO L861 garLoopResultBuilder]: At program point L610(lines 610 627) the Hoare annotation is: true
[2022-01-09 23:28:48,357 INFO L858 garLoopResultBuilder]: For program point L544-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,357 INFO L858 garLoopResultBuilder]: For program point L478-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,357 INFO L858 garLoopResultBuilder]: For program point L412(lines 412 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,357 INFO L858 garLoopResultBuilder]: For program point L545(line 545) no Hoare annotation was computed.
[2022-01-09 23:28:48,357 INFO L858 garLoopResultBuilder]: For program point L479(line 479) no Hoare annotation was computed.
[2022-01-09 23:28:48,357 INFO L858 garLoopResultBuilder]: For program point L347(lines 347 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,357 INFO L858 garLoopResultBuilder]: For program point L149(lines 149 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,357 INFO L858 garLoopResultBuilder]: For program point L414(lines 414 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,357 INFO L858 garLoopResultBuilder]: For program point L348(lines 348 357) no Hoare annotation was computed.
[2022-01-09 23:28:48,357 INFO L858 garLoopResultBuilder]: For program point L348-2(lines 348 357) no Hoare annotation was computed.
[2022-01-09 23:28:48,358 INFO L858 garLoopResultBuilder]: For program point L84(lines 84 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,358 INFO L858 garLoopResultBuilder]: For program point L547-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,358 INFO L858 garLoopResultBuilder]: For program point L481-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,358 INFO L858 garLoopResultBuilder]: For program point L85(lines 85 90) no Hoare annotation was computed.
[2022-01-09 23:28:48,358 INFO L858 garLoopResultBuilder]: For program point L85-2(lines 85 90) no Hoare annotation was computed.
[2022-01-09 23:28:48,358 INFO L858 garLoopResultBuilder]: For program point L548(line 548) no Hoare annotation was computed.
[2022-01-09 23:28:48,358 INFO L858 garLoopResultBuilder]: For program point L482(line 482) no Hoare annotation was computed.
[2022-01-09 23:28:48,358 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed.
[2022-01-09 23:28:48,358 INFO L858 garLoopResultBuilder]: For program point L417(lines 417 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,358 INFO L858 garLoopResultBuilder]: For program point L153(lines 153 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,358 INFO L854 garLoopResultBuilder]: At program point L616-2(lines 616 626) the Hoare annotation is: (let ((.cse3 (<= 10 ~a28~0)) (.cse1 (<= ~a19~0 0)) (.cse6 (<= ~a28~0 10)) (.cse5 (not (= ~a11~0 1))) (.cse2 (= ~a25~0 1)) (.cse4 (= ~a19~0 1)) (.cse0 (<= ~a28~0 7))) (or (and .cse0 .cse1) (and .cse2 .cse1) (and .cse3 .cse2 .cse4) (and .cse5 .cse1) (and .cse3 .cse6 .cse4) (and .cse3 .cse1) (and .cse6 (or (and .cse4 .cse5) (and (= ~a17~0 8) (= ~a21~0 1) .cse4))) (and .cse2 .cse4 .cse0)))
[2022-01-09 23:28:48,358 INFO L858 garLoopResultBuilder]: For program point L550-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,358 INFO L858 garLoopResultBuilder]: For program point L484-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,359 INFO L858 garLoopResultBuilder]: For program point L286(lines 286 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,359 INFO L858 garLoopResultBuilder]: For program point L551(line 551) no Hoare annotation was computed.
[2022-01-09 23:28:48,359 INFO L858 garLoopResultBuilder]: For program point L485(line 485) no Hoare annotation was computed.
[2022-01-09 23:28:48,359 INFO L858 garLoopResultBuilder]: For program point L419(lines 419 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,359 INFO L858 garLoopResultBuilder]: For program point L222(lines 222 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,359 INFO L858 garLoopResultBuilder]: For program point L553-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,359 INFO L858 garLoopResultBuilder]: For program point L487-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,359 INFO L858 garLoopResultBuilder]: For program point L554(line 554) no Hoare annotation was computed.
[2022-01-09 23:28:48,359 INFO L858 garLoopResultBuilder]: For program point L488(line 488) no Hoare annotation was computed.
[2022-01-09 23:28:48,359 INFO L858 garLoopResultBuilder]: For program point L290(lines 290 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,359 INFO L858 garLoopResultBuilder]: For program point L158(lines 158 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,359 INFO L858 garLoopResultBuilder]: For program point L92(lines 92 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,359 INFO L858 garLoopResultBuilder]: For program point L621(line 621) no Hoare annotation was computed.
[2022-01-09 23:28:48,360 INFO L858 garLoopResultBuilder]: For program point L225(lines 225 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,360 INFO L858 garLoopResultBuilder]: For program point L93(lines 93 99) no Hoare annotation was computed.
[2022-01-09 23:28:48,360 INFO L858 garLoopResultBuilder]: For program point L93-2(lines 93 99) no Hoare annotation was computed.
[2022-01-09 23:28:48,360 INFO L858 garLoopResultBuilder]: For program point L556-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,360 INFO L858 garLoopResultBuilder]: For program point L490-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,360 INFO L858 garLoopResultBuilder]: For program point L424(lines 424 426) no Hoare annotation was computed.
[2022-01-09 23:28:48,360 INFO L858 garLoopResultBuilder]: For program point L424-2(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,360 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed.
[2022-01-09 23:28:48,360 INFO L858 garLoopResultBuilder]: For program point L557(line 557) no Hoare annotation was computed.
[2022-01-09 23:28:48,360 INFO L858 garLoopResultBuilder]: For program point L491(line 491) no Hoare annotation was computed.
[2022-01-09 23:28:48,360 INFO L858 garLoopResultBuilder]: For program point L425(line 425) no Hoare annotation was computed.
[2022-01-09 23:28:48,360 INFO L858 garLoopResultBuilder]: For program point L359(lines 359 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,361 INFO L858 garLoopResultBuilder]: For program point L293(lines 293 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,361 INFO L858 garLoopResultBuilder]: For program point L228(lines 228 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,361 INFO L858 garLoopResultBuilder]: For program point L559-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,361 INFO L858 garLoopResultBuilder]: For program point L493-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,361 INFO L858 garLoopResultBuilder]: For program point L427-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,361 INFO L858 garLoopResultBuilder]: For program point L560(line 560) no Hoare annotation was computed.
[2022-01-09 23:28:48,361 INFO L858 garLoopResultBuilder]: For program point L494(line 494) no Hoare annotation was computed.
[2022-01-09 23:28:48,361 INFO L858 garLoopResultBuilder]: For program point L428(line 428) no Hoare annotation was computed.
[2022-01-09 23:28:48,361 INFO L858 garLoopResultBuilder]: For program point L296(lines 296 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,361 INFO L858 garLoopResultBuilder]: For program point L164(lines 164 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,361 INFO L858 garLoopResultBuilder]: For program point L562-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,361 INFO L858 garLoopResultBuilder]: For program point L496-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,361 INFO L858 garLoopResultBuilder]: For program point L430-1(lines 39 608) no Hoare annotation was computed.
[2022-01-09 23:28:48,362 INFO L858 garLoopResultBuilder]: For program point L364(lines 364 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,362 INFO L858 garLoopResultBuilder]: For program point L563(line 563) no Hoare annotation was computed.
[2022-01-09 23:28:48,362 INFO L858 garLoopResultBuilder]: For program point L497(line 497) no Hoare annotation was computed.
[2022-01-09 23:28:48,362 INFO L858 garLoopResultBuilder]: For program point L431(line 431) no Hoare annotation was computed.
[2022-01-09 23:28:48,362 INFO L858 garLoopResultBuilder]: For program point L233(lines 233 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,362 INFO L858 garLoopResultBuilder]: For program point L101(lines 101 423) no Hoare annotation was computed.
[2022-01-09 23:28:48,364 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1]
[2022-01-09 23:28:48,365 INFO L179 ceAbstractionStarter]: Computing trace abstraction results
[2022-01-09 23:28:48,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.01 11:28:48 BoogieIcfgContainer
[2022-01-09 23:28:48,377 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2022-01-09 23:28:48,377 INFO L158 Benchmark]: Toolchain (without parser) took 6625.89ms. Allocated memory was 195.0MB in the beginning and 321.9MB in the end (delta: 126.9MB). Free memory was 144.2MB in the beginning and 279.5MB in the end (delta: -135.3MB). Peak memory consumption was 130.9MB. Max. memory is 8.0GB.
[2022-01-09 23:28:48,378 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 195.0MB. Free memory was 161.9MB in the beginning and 161.8MB in the end (delta: 143.4kB). There was no memory consumed. Max. memory is 8.0GB.
[2022-01-09 23:28:48,378 INFO L158 Benchmark]: CACSL2BoogieTranslator took 362.11ms. Allocated memory is still 195.0MB. Free memory was 143.9MB in the beginning and 156.8MB in the end (delta: -12.8MB). Peak memory consumption was 12.4MB. Max. memory is 8.0GB.
[2022-01-09 23:28:48,378 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.90ms. Allocated memory is still 195.0MB. Free memory was 156.8MB in the beginning and 151.6MB in the end (delta: 5.2MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB.
[2022-01-09 23:28:48,378 INFO L158 Benchmark]: Boogie Preprocessor took 54.13ms. Allocated memory is still 195.0MB. Free memory was 151.6MB in the beginning and 147.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB.
[2022-01-09 23:28:48,379 INFO L158 Benchmark]: RCFGBuilder took 803.44ms. Allocated memory is still 195.0MB. Free memory was 147.4MB in the beginning and 95.5MB in the end (delta: 51.9MB). Peak memory consumption was 51.4MB. Max. memory is 8.0GB.
[2022-01-09 23:28:48,379 INFO L158 Benchmark]: TraceAbstraction took 5345.89ms. Allocated memory was 195.0MB in the beginning and 321.9MB in the end (delta: 126.9MB). Free memory was 94.9MB in the beginning and 279.5MB in the end (delta: -184.5MB). Peak memory consumption was 81.8MB. Max. memory is 8.0GB.
[2022-01-09 23:28:48,380 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.09ms. Allocated memory is still 195.0MB. Free memory was 161.9MB in the beginning and 161.8MB in the end (delta: 143.4kB). There was no memory consumed. Max. memory is 8.0GB.
* CACSL2BoogieTranslator took 362.11ms. Allocated memory is still 195.0MB. Free memory was 143.9MB in the beginning and 156.8MB in the end (delta: -12.8MB). Peak memory consumption was 12.4MB. Max. memory is 8.0GB.
* Boogie Procedure Inliner took 55.90ms. Allocated memory is still 195.0MB. Free memory was 156.8MB in the beginning and 151.6MB in the end (delta: 5.2MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB.
* Boogie Preprocessor took 54.13ms. Allocated memory is still 195.0MB. Free memory was 151.6MB in the beginning and 147.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB.
* RCFGBuilder took 803.44ms. Allocated memory is still 195.0MB. Free memory was 147.4MB in the beginning and 95.5MB in the end (delta: 51.9MB). Peak memory consumption was 51.4MB. Max. memory is 8.0GB.
* TraceAbstraction took 5345.89ms. Allocated memory was 195.0MB in the beginning and 321.9MB in the end (delta: 126.9MB). Free memory was 94.9MB in the beginning and 279.5MB in the end (delta: -184.5MB). Peak memory consumption was 81.8MB. Max. memory is 8.0GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: ErrorAutomatonStatistics
NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
- PositiveResult [Line: 569]: call to reach_error is unreachable
For all program executions holds that call to reach_error is unreachable at this location
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 1 procedures, 227 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.3s, OverallIterations: 8, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 797 SdHoareTripleChecker+Valid, 2.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 797 mSDsluCounter, 1161 SdHoareTripleChecker+Invalid, 2.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 127 mSDsCounter, 678 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3092 IncrementalHoareTripleChecker+Invalid, 3770 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 678 mSolverCounterUnsat, 1034 mSDtfsCounter, 3092 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 249 GetRequests, 237 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2132occurred in iteration=7, InterpolantAutomatonStates: 25, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 8 MinimizatonAttempts, 710 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 37 NumberOfFragments, 167 HoareAnnotationTreeSize, 3 FomulaSimplifications, 130 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 496 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1591 NumberOfCodeBlocks, 1591 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1582 ConstructedInterpolants, 0 QuantifiedInterpolants, 7299 SizeOfPredicates, 0 NumberOfNonLiveVariables, 362 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 9 InterpolantComputations, 8 PerfectInterpolantSequences, 563/621 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
- AllSpecificationsHoldResult: All specifications hold
1 specifications checked. All of them hold
- InvariantResult [Line: 616]: Loop Invariant
Derived loop invariant: (((((((a28 <= 7 && a19 <= 0) || (a25 == 1 && a19 <= 0)) || ((10 <= a28 && a25 == 1) && a19 == 1)) || (!(a11 == 1) && a19 <= 0)) || ((10 <= a28 && a28 <= 10) && a19 == 1)) || (10 <= a28 && a19 <= 0)) || (a28 <= 10 && ((a19 == 1 && !(a11 == 1)) || ((a17 == 8 && a21 == 1) && a19 == 1)))) || ((a25 == 1 && a19 == 1) && a28 <= 7)
- InvariantResult [Line: 610]: Loop Invariant
Derived loop invariant: 1
- InvariantResult [Line: 39]: Loop Invariant
Derived loop invariant: (((((((a28 <= 7 && a19 <= 0) || (a25 == 1 && a19 <= 0)) || ((10 <= a28 && a25 == 1) && a19 == 1)) || (!(a11 == 1) && a19 <= 0)) || ((10 <= a28 && a28 <= 10) && a19 == 1)) || (10 <= a28 && a19 <= 0)) || (a28 <= 10 && ((a19 == 1 && !(a11 == 1)) || ((a17 == 8 && a21 == 1) && a19 == 1)))) || ((a25 == 1 && a19 == 1) && a28 <= 7)
RESULT: Ultimate proved your program to be correct!
[2022-01-09 23:28:48,429 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0
Received shutdown request...