./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-14.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-14.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 35aaa7d8a01119e4a1eebdebc33ef3bf9bf37d4947f6c67e0b6fc6a845d36172 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 03:40:09,641 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 03:40:09,693 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-10 03:40:09,698 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 03:40:09,700 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 03:40:09,724 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 03:40:09,725 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 03:40:09,725 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 03:40:09,726 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 03:40:09,727 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 03:40:09,728 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 03:40:09,728 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 03:40:09,728 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 03:40:09,730 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 03:40:09,730 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 03:40:09,730 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 03:40:09,730 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 03:40:09,731 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 03:40:09,731 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 03:40:09,731 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 03:40:09,734 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 03:40:09,734 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 03:40:09,734 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 03:40:09,734 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 03:40:09,735 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 03:40:09,735 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 03:40:09,735 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 03:40:09,735 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 03:40:09,735 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 03:40:09,736 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 03:40:09,736 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 03:40:09,736 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 03:40:09,736 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 03:40:09,736 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 03:40:09,736 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 03:40:09,736 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 03:40:09,737 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 03:40:09,737 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 03:40:09,737 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 03:40:09,737 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 03:40:09,737 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 03:40:09,738 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 03:40:09,738 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35aaa7d8a01119e4a1eebdebc33ef3bf9bf37d4947f6c67e0b6fc6a845d36172 [2024-11-10 03:40:09,950 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 03:40:09,969 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 03:40:09,971 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 03:40:09,972 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 03:40:09,972 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 03:40:09,973 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-14.i [2024-11-10 03:40:11,170 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 03:40:11,320 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 03:40:11,321 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-14.i [2024-11-10 03:40:11,330 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1b97dc97/483ab2bfc36848c88c15e38f316e8844/FLAG19253617a [2024-11-10 03:40:11,726 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1b97dc97/483ab2bfc36848c88c15e38f316e8844 [2024-11-10 03:40:11,728 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 03:40:11,729 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 03:40:11,730 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 03:40:11,730 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 03:40:11,735 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 03:40:11,735 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:40:11" (1/1) ... [2024-11-10 03:40:11,736 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16c7037e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:40:11, skipping insertion in model container [2024-11-10 03:40:11,736 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:40:11" (1/1) ... [2024-11-10 03:40:11,764 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 03:40:11,933 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-14.i[913,926] [2024-11-10 03:40:11,995 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 03:40:12,005 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 03:40:12,015 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-14.i[913,926] [2024-11-10 03:40:12,047 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 03:40:12,065 INFO L204 MainTranslator]: Completed translation [2024-11-10 03:40:12,066 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:40:12 WrapperNode [2024-11-10 03:40:12,066 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 03:40:12,067 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 03:40:12,068 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 03:40:12,068 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 03:40:12,073 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:40:12" (1/1) ... [2024-11-10 03:40:12,083 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:40:12" (1/1) ... [2024-11-10 03:40:12,111 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 146 [2024-11-10 03:40:12,111 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 03:40:12,112 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 03:40:12,112 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 03:40:12,112 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 03:40:12,120 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:40:12" (1/1) ... [2024-11-10 03:40:12,120 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:40:12" (1/1) ... [2024-11-10 03:40:12,124 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:40:12" (1/1) ... [2024-11-10 03:40:12,136 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-10 03:40:12,137 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:40:12" (1/1) ... [2024-11-10 03:40:12,137 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:40:12" (1/1) ... [2024-11-10 03:40:12,143 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:40:12" (1/1) ... [2024-11-10 03:40:12,144 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:40:12" (1/1) ... [2024-11-10 03:40:12,145 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:40:12" (1/1) ... [2024-11-10 03:40:12,147 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:40:12" (1/1) ... [2024-11-10 03:40:12,150 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 03:40:12,151 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 03:40:12,151 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 03:40:12,151 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 03:40:12,152 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:40:12" (1/1) ... [2024-11-10 03:40:12,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 03:40:12,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 03:40:12,188 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-10 03:40:12,191 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-10 03:40:12,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 03:40:12,225 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-10 03:40:12,226 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-10 03:40:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 03:40:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 03:40:12,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 03:40:12,297 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 03:40:12,298 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 03:40:12,554 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-10 03:40:12,554 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 03:40:12,566 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 03:40:12,566 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 03:40:12,566 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 03:40:12 BoogieIcfgContainer [2024-11-10 03:40:12,567 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 03:40:12,569 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 03:40:12,569 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 03:40:12,571 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 03:40:12,571 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 03:40:11" (1/3) ... [2024-11-10 03:40:12,572 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f5ee38e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 03:40:12, skipping insertion in model container [2024-11-10 03:40:12,572 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:40:12" (2/3) ... [2024-11-10 03:40:12,573 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f5ee38e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 03:40:12, skipping insertion in model container [2024-11-10 03:40:12,574 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 03:40:12" (3/3) ... [2024-11-10 03:40:12,575 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_normal_file-14.i [2024-11-10 03:40:12,587 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 03:40:12,587 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-10 03:40:12,643 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 03:40:12,649 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6a08884, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 03:40:12,649 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-10 03:40:12,654 INFO L276 IsEmpty]: Start isEmpty. Operand has 68 states, 42 states have (on average 1.3571428571428572) internal successors, (57), 43 states have internal predecessors, (57), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-10 03:40:12,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-10 03:40:12,665 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 03:40:12,665 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 03:40:12,666 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 03:40:12,669 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 03:40:12,669 INFO L85 PathProgramCache]: Analyzing trace with hash 1363448434, now seen corresponding path program 1 times [2024-11-10 03:40:12,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 03:40:12,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992963887] [2024-11-10 03:40:12,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 03:40:12,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 03:40:12,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:12,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 03:40:12,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:12,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 03:40:12,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:12,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 03:40:12,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:12,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 03:40:12,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:12,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 03:40:12,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:12,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 03:40:12,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:12,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 03:40:12,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:12,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 03:40:12,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:12,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 03:40:12,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:12,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 03:40:12,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:12,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-10 03:40:12,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:12,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 03:40:12,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:12,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-10 03:40:12,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:12,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 03:40:12,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:12,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-10 03:40:12,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:12,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 03:40:12,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:12,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-10 03:40:12,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:12,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-10 03:40:12,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:12,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-10 03:40:12,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:12,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-10 03:40:12,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:12,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 03:40:12,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:13,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-10 03:40:13,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:13,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-10 03:40:13,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:13,017 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-10 03:40:13,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 03:40:13,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992963887] [2024-11-10 03:40:13,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992963887] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 03:40:13,018 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 03:40:13,018 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 03:40:13,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746423028] [2024-11-10 03:40:13,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 03:40:13,025 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-10 03:40:13,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 03:40:13,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 03:40:13,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 03:40:13,086 INFO L87 Difference]: Start difference. First operand has 68 states, 42 states have (on average 1.3571428571428572) internal successors, (57), 43 states have internal predecessors, (57), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-10 03:40:13,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 03:40:13,127 INFO L93 Difference]: Finished difference Result 128 states and 222 transitions. [2024-11-10 03:40:13,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 03:40:13,129 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 145 [2024-11-10 03:40:13,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 03:40:13,135 INFO L225 Difference]: With dead ends: 128 [2024-11-10 03:40:13,136 INFO L226 Difference]: Without dead ends: 63 [2024-11-10 03:40:13,139 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 03:40:13,143 INFO L432 NwaCegarLoop]: 95 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 95 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 03:40:13,144 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 03:40:13,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2024-11-10 03:40:13,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2024-11-10 03:40:13,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 38 states have (on average 1.2894736842105263) internal successors, (49), 38 states have internal predecessors, (49), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-10 03:40:13,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 95 transitions. [2024-11-10 03:40:13,188 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 95 transitions. Word has length 145 [2024-11-10 03:40:13,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 03:40:13,188 INFO L471 AbstractCegarLoop]: Abstraction has 63 states and 95 transitions. [2024-11-10 03:40:13,189 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-10 03:40:13,190 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 95 transitions. [2024-11-10 03:40:13,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-10 03:40:13,193 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 03:40:13,194 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 03:40:13,194 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 03:40:13,194 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 03:40:13,194 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 03:40:13,195 INFO L85 PathProgramCache]: Analyzing trace with hash 922077335, now seen corresponding path program 1 times [2024-11-10 03:40:13,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 03:40:13,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140515374] [2024-11-10 03:40:13,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 03:40:13,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 03:40:13,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-10 03:40:13,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1249537891] [2024-11-10 03:40:13,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 03:40:13,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 03:40:13,399 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 03:40:13,402 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) [2024-11-10 03:40:13,403 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-10 03:40:13,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:13,575 INFO L255 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-10 03:40:13,583 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 03:40:13,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 222 proven. 6 refuted. 0 times theorem prover too weak. 784 trivial. 0 not checked. [2024-11-10 03:40:13,916 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 03:40:14,132 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 03:40:14,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140515374] [2024-11-10 03:40:14,134 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-10 03:40:14,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1249537891] [2024-11-10 03:40:14,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1249537891] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 03:40:14,135 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-10 03:40:14,135 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2024-11-10 03:40:14,136 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [340005445] [2024-11-10 03:40:14,137 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-10 03:40:14,138 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-10 03:40:14,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 03:40:14,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-10 03:40:14,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2024-11-10 03:40:14,140 INFO L87 Difference]: Start difference. First operand 63 states and 95 transitions. Second operand has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 6 states have internal predecessors, (39), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-10 03:40:14,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 03:40:14,508 INFO L93 Difference]: Finished difference Result 224 states and 336 transitions. [2024-11-10 03:40:14,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-10 03:40:14,509 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 6 states have internal predecessors, (39), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 145 [2024-11-10 03:40:14,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 03:40:14,513 INFO L225 Difference]: With dead ends: 224 [2024-11-10 03:40:14,514 INFO L226 Difference]: Without dead ends: 164 [2024-11-10 03:40:14,515 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=76, Invalid=134, Unknown=0, NotChecked=0, Total=210 [2024-11-10 03:40:14,516 INFO L432 NwaCegarLoop]: 92 mSDtfsCounter, 86 mSDsluCounter, 290 mSDsCounter, 0 mSdLazyCounter, 325 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 332 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 325 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-10 03:40:14,516 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 382 Invalid, 332 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 325 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-10 03:40:14,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2024-11-10 03:40:14,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 155. [2024-11-10 03:40:14,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 86 states have (on average 1.2325581395348837) internal successors, (106), 87 states have internal predecessors, (106), 64 states have call successors, (64), 4 states have call predecessors, (64), 4 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-10 03:40:14,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 234 transitions. [2024-11-10 03:40:14,550 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 234 transitions. Word has length 145 [2024-11-10 03:40:14,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 03:40:14,551 INFO L471 AbstractCegarLoop]: Abstraction has 155 states and 234 transitions. [2024-11-10 03:40:14,552 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 6 states have internal predecessors, (39), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-10 03:40:14,552 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 234 transitions. [2024-11-10 03:40:14,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-10 03:40:14,554 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 03:40:14,554 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 03:40:14,571 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-10 03:40:14,754 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 03:40:14,755 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 03:40:14,755 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 03:40:14,756 INFO L85 PathProgramCache]: Analyzing trace with hash -885377128, now seen corresponding path program 1 times [2024-11-10 03:40:14,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 03:40:14,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118531523] [2024-11-10 03:40:14,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 03:40:14,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 03:40:14,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-10 03:40:14,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [322596472] [2024-11-10 03:40:14,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 03:40:14,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 03:40:14,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 03:40:14,863 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-10 03:40:14,864 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-10 03:40:14,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:14,993 INFO L255 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-10 03:40:15,000 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 03:40:15,296 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 396 proven. 15 refuted. 0 times theorem prover too weak. 601 trivial. 0 not checked. [2024-11-10 03:40:15,297 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 03:40:15,459 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 03:40:15,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118531523] [2024-11-10 03:40:15,459 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-10 03:40:15,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [322596472] [2024-11-10 03:40:15,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [322596472] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 03:40:15,460 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-10 03:40:15,460 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2024-11-10 03:40:15,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954863049] [2024-11-10 03:40:15,461 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-10 03:40:15,461 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-10 03:40:15,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 03:40:15,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-10 03:40:15,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=95, Unknown=2, NotChecked=0, Total=132 [2024-11-10 03:40:15,463 INFO L87 Difference]: Start difference. First operand 155 states and 234 transitions. Second operand has 8 states, 8 states have (on average 4.875) internal successors, (39), 7 states have internal predecessors, (39), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-10 03:40:15,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 03:40:15,946 INFO L93 Difference]: Finished difference Result 299 states and 437 transitions. [2024-11-10 03:40:15,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-10 03:40:15,946 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.875) internal successors, (39), 7 states have internal predecessors, (39), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 145 [2024-11-10 03:40:15,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 03:40:15,949 INFO L225 Difference]: With dead ends: 299 [2024-11-10 03:40:15,949 INFO L226 Difference]: Without dead ends: 175 [2024-11-10 03:40:15,950 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=112, Invalid=266, Unknown=2, NotChecked=0, Total=380 [2024-11-10 03:40:15,951 INFO L432 NwaCegarLoop]: 94 mSDtfsCounter, 78 mSDsluCounter, 285 mSDsCounter, 0 mSdLazyCounter, 371 mSolverCounterSat, 7 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 379 SdHoareTripleChecker+Invalid, 382 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 371 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-10 03:40:15,951 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 379 Invalid, 382 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 371 Invalid, 4 Unknown, 0 Unchecked, 0.4s Time] [2024-11-10 03:40:15,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2024-11-10 03:40:15,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 155. [2024-11-10 03:40:15,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 88 states have (on average 1.2159090909090908) internal successors, (107), 89 states have internal predecessors, (107), 61 states have call successors, (61), 5 states have call predecessors, (61), 5 states have return successors, (61), 60 states have call predecessors, (61), 61 states have call successors, (61) [2024-11-10 03:40:15,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 229 transitions. [2024-11-10 03:40:15,973 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 229 transitions. Word has length 145 [2024-11-10 03:40:15,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 03:40:15,973 INFO L471 AbstractCegarLoop]: Abstraction has 155 states and 229 transitions. [2024-11-10 03:40:15,973 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.875) internal successors, (39), 7 states have internal predecessors, (39), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-10 03:40:15,974 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 229 transitions. [2024-11-10 03:40:15,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-10 03:40:15,977 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 03:40:15,977 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 03:40:16,008 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-10 03:40:16,178 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-11-10 03:40:16,178 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 03:40:16,179 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 03:40:16,179 INFO L85 PathProgramCache]: Analyzing trace with hash -880704404, now seen corresponding path program 1 times [2024-11-10 03:40:16,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 03:40:16,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786847620] [2024-11-10 03:40:16,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 03:40:16,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 03:40:16,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:16,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 03:40:16,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:16,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 03:40:16,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:16,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 03:40:16,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:16,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 03:40:16,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:16,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 03:40:16,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:16,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 03:40:16,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:16,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 03:40:16,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:16,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 03:40:16,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:16,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 03:40:16,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:16,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 03:40:16,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:16,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-10 03:40:16,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:16,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 03:40:16,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:16,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-10 03:40:16,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:16,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 03:40:16,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:16,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-10 03:40:16,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:16,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 03:40:16,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:16,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-10 03:40:16,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:16,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-10 03:40:16,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:16,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-10 03:40:16,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:16,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-10 03:40:16,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:16,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 03:40:16,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:16,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-10 03:40:16,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:16,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-10 03:40:16,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:16,542 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-10 03:40:16,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 03:40:16,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786847620] [2024-11-10 03:40:16,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1786847620] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 03:40:16,544 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 03:40:16,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 03:40:16,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507575788] [2024-11-10 03:40:16,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 03:40:16,545 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 03:40:16,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 03:40:16,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 03:40:16,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 03:40:16,546 INFO L87 Difference]: Start difference. First operand 155 states and 229 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-10 03:40:16,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 03:40:16,665 INFO L93 Difference]: Finished difference Result 434 states and 632 transitions. [2024-11-10 03:40:16,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 03:40:16,666 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 146 [2024-11-10 03:40:16,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 03:40:16,668 INFO L225 Difference]: With dead ends: 434 [2024-11-10 03:40:16,668 INFO L226 Difference]: Without dead ends: 306 [2024-11-10 03:40:16,669 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-10 03:40:16,673 INFO L432 NwaCegarLoop]: 103 mSDtfsCounter, 74 mSDsluCounter, 174 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 277 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 03:40:16,673 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 277 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 03:40:16,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2024-11-10 03:40:16,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 280. [2024-11-10 03:40:16,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 280 states, 162 states have (on average 1.2160493827160495) internal successors, (197), 163 states have internal predecessors, (197), 107 states have call successors, (107), 10 states have call predecessors, (107), 10 states have return successors, (107), 106 states have call predecessors, (107), 107 states have call successors, (107) [2024-11-10 03:40:16,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 411 transitions. [2024-11-10 03:40:16,735 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 411 transitions. Word has length 146 [2024-11-10 03:40:16,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 03:40:16,736 INFO L471 AbstractCegarLoop]: Abstraction has 280 states and 411 transitions. [2024-11-10 03:40:16,736 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-10 03:40:16,736 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 411 transitions. [2024-11-10 03:40:16,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-10 03:40:16,737 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 03:40:16,737 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 03:40:16,738 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-10 03:40:16,738 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 03:40:16,738 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 03:40:16,738 INFO L85 PathProgramCache]: Analyzing trace with hash -751621685, now seen corresponding path program 1 times [2024-11-10 03:40:16,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 03:40:16,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896785272] [2024-11-10 03:40:16,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 03:40:16,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 03:40:16,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-10 03:40:16,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1801341800] [2024-11-10 03:40:16,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 03:40:16,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 03:40:16,812 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 03:40:16,813 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-10 03:40:16,815 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-10 03:40:16,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 03:40:16,969 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 03:40:17,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 03:40:17,065 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 03:40:17,065 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-10 03:40:17,066 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-10 03:40:17,076 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-10 03:40:17,268 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 03:40:17,271 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-11-10 03:40:17,352 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-10 03:40:17,355 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 03:40:17 BoogieIcfgContainer [2024-11-10 03:40:17,356 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-10 03:40:17,357 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-10 03:40:17,357 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-10 03:40:17,357 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-10 03:40:17,357 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 03:40:12" (3/4) ... [2024-11-10 03:40:17,359 INFO L146 WitnessPrinter]: No result that supports witness generation found [2024-11-10 03:40:17,360 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-10 03:40:17,362 INFO L158 Benchmark]: Toolchain (without parser) took 5631.83ms. Allocated memory was 155.2MB in the beginning and 218.1MB in the end (delta: 62.9MB). Free memory was 84.7MB in the beginning and 116.9MB in the end (delta: -32.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-10 03:40:17,362 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 155.2MB. Free memory was 112.3MB in the beginning and 112.1MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 03:40:17,362 INFO L158 Benchmark]: CACSL2BoogieTranslator took 336.30ms. Allocated memory is still 155.2MB. Free memory was 84.5MB in the beginning and 118.9MB in the end (delta: -34.4MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2024-11-10 03:40:17,362 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.84ms. Allocated memory is still 155.2MB. Free memory was 118.9MB in the beginning and 114.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-10 03:40:17,363 INFO L158 Benchmark]: Boogie Preprocessor took 38.53ms. Allocated memory is still 155.2MB. Free memory was 114.7MB in the beginning and 108.1MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-10 03:40:17,363 INFO L158 Benchmark]: IcfgBuilder took 415.35ms. Allocated memory is still 155.2MB. Free memory was 108.1MB in the beginning and 85.3MB in the end (delta: 22.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-10 03:40:17,363 INFO L158 Benchmark]: TraceAbstraction took 4787.79ms. Allocated memory was 155.2MB in the beginning and 218.1MB in the end (delta: 62.9MB). Free memory was 84.8MB in the beginning and 116.9MB in the end (delta: -32.1MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. [2024-11-10 03:40:17,363 INFO L158 Benchmark]: Witness Printer took 3.57ms. Allocated memory is still 218.1MB. Free memory is still 116.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 03:40:17,364 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 155.2MB. Free memory was 112.3MB in the beginning and 112.1MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 336.30ms. Allocated memory is still 155.2MB. Free memory was 84.5MB in the beginning and 118.9MB in the end (delta: -34.4MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.84ms. Allocated memory is still 155.2MB. Free memory was 118.9MB in the beginning and 114.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.53ms. Allocated memory is still 155.2MB. Free memory was 114.7MB in the beginning and 108.1MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * IcfgBuilder took 415.35ms. Allocated memory is still 155.2MB. Free memory was 108.1MB in the beginning and 85.3MB in the end (delta: 22.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 4787.79ms. Allocated memory was 155.2MB in the beginning and 218.1MB in the end (delta: 62.9MB). Free memory was 84.8MB in the beginning and 116.9MB in the end (delta: -32.1MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. * Witness Printer took 3.57ms. Allocated memory is still 218.1MB. Free memory is still 116.9MB. There was no memory consumed. Max. memory is 16.1GB. * 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 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 134, overapproximation of someBinaryDOUBLEComparisonOperation at line 134. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -10; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_7 = 1; [L25] unsigned char var_1_8 = 0; [L26] unsigned char var_1_9 = 0; [L27] unsigned char var_1_10 = 1; [L28] unsigned long int var_1_11 = 16; [L29] signed short int var_1_12 = -32; [L30] unsigned char var_1_15 = 8; [L31] unsigned char var_1_17 = 100; [L32] unsigned char var_1_18 = 10; [L33] signed long int var_1_19 = 1; [L34] unsigned char var_1_20 = 5; [L35] float var_1_21 = 25.5; [L36] signed long int var_1_23 = -5; [L37] float var_1_24 = 1.125; [L38] float var_1_25 = 15.25; [L39] signed long int var_1_26 = 5; [L40] unsigned char var_1_28 = 16; [L41] unsigned char last_1_var_1_4 = 0; [L42] unsigned char last_1_var_1_15 = 8; [L43] signed long int last_1_var_1_19 = 1; [L44] float last_1_var_1_21 = 25.5; [L45] signed long int last_1_var_1_26 = 5; [L46] unsigned char last_1_var_1_28 = 16; VAL [isInitial=0, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L138] isInitial = 1 [L139] FCALL initially() [L140] COND TRUE 1 [L141] CALL updateLastVariables() [L126] last_1_var_1_4 = var_1_4 [L127] last_1_var_1_15 = var_1_15 [L128] last_1_var_1_19 = var_1_19 [L129] last_1_var_1_21 = var_1_21 [L130] last_1_var_1_26 = var_1_26 [L131] last_1_var_1_28 = var_1_28 VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L141] RET updateLastVariables() [L142] CALL updateVariables() [L90] var_1_7 = __VERIFIER_nondet_uchar() [L91] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_8=0, var_1_9=0] [L91] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_8=0, var_1_9=0] [L92] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=0] [L92] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=0] [L93] var_1_8 = __VERIFIER_nondet_uchar() [L94] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_9=0] [L94] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_9=0] [L95] CALL assume_abort_if_not(var_1_8 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=0] [L95] RET assume_abort_if_not(var_1_8 <= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=0] [L96] var_1_9 = __VERIFIER_nondet_uchar() [L97] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L97] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L98] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L98] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L99] var_1_10 = __VERIFIER_nondet_uchar() [L100] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L100] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L101] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L101] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L102] var_1_12 = __VERIFIER_nondet_short() [L103] CALL assume_abort_if_not(var_1_12 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L103] RET assume_abort_if_not(var_1_12 >= -32768) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L104] CALL assume_abort_if_not(var_1_12 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L104] RET assume_abort_if_not(var_1_12 <= 32767) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L105] CALL assume_abort_if_not(var_1_12 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L105] RET assume_abort_if_not(var_1_12 != 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L106] var_1_17 = __VERIFIER_nondet_uchar() [L107] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L107] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L108] CALL assume_abort_if_not(var_1_17 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L108] RET assume_abort_if_not(var_1_17 <= 254) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L109] var_1_18 = __VERIFIER_nondet_uchar() [L110] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L110] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L111] CALL assume_abort_if_not(var_1_18 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L111] RET assume_abort_if_not(var_1_18 <= 254) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L112] var_1_20 = __VERIFIER_nondet_uchar() [L113] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L113] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L114] CALL assume_abort_if_not(var_1_20 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L114] RET assume_abort_if_not(var_1_20 <= 255) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L115] CALL assume_abort_if_not(var_1_20 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L115] RET assume_abort_if_not(var_1_20 != 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L116] var_1_23 = __VERIFIER_nondet_long() [L117] CALL assume_abort_if_not(var_1_23 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L117] RET assume_abort_if_not(var_1_23 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L118] CALL assume_abort_if_not(var_1_23 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L118] RET assume_abort_if_not(var_1_23 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L119] CALL assume_abort_if_not(var_1_23 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L119] RET assume_abort_if_not(var_1_23 != 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L120] var_1_24 = __VERIFIER_nondet_float() [L121] CALL assume_abort_if_not((var_1_24 >= -922337.2036854765600e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L121] RET assume_abort_if_not((var_1_24 >= -922337.2036854765600e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L122] var_1_25 = __VERIFIER_nondet_float() [L123] CALL assume_abort_if_not((var_1_25 >= -922337.2036854765600e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L123] RET assume_abort_if_not((var_1_25 >= -922337.2036854765600e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L142] RET updateVariables() [L143] CALL step() [L50] COND TRUE (last_1_var_1_28 / var_1_12) <= last_1_var_1_19 [L51] var_1_11 = ((((last_1_var_1_28) > (last_1_var_1_15)) ? (last_1_var_1_28) : (last_1_var_1_15))) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L53] COND TRUE ((((last_1_var_1_21) < (-0.5)) ? (last_1_var_1_21) : (-0.5))) > (10.9 * last_1_var_1_21) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L54] COND FALSE !(\read(last_1_var_1_4)) [L57] var_1_15 = var_1_18 VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L60] var_1_1 = (var_1_15 + var_1_15) [L61] var_1_28 = var_1_17 VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=1, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L62] COND TRUE var_1_9 || ((var_1_11 + last_1_var_1_26) <= 4) [L63] var_1_26 = (var_1_28 - var_1_20) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_26=0, var_1_28=1, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L67] COND TRUE ((~ var_1_28) * var_1_1) >= (var_1_15 % var_1_23) [L68] var_1_21 = ((((var_1_24) > (var_1_25)) ? (var_1_24) : (var_1_25))) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=1, var_1_21=2, var_1_23=-1, var_1_24=2, var_1_25=0, var_1_26=0, var_1_28=1, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L70] COND TRUE (var_1_21 + 9.999999999999994E14f) < (- var_1_21) [L71] var_1_4 = (var_1_7 && var_1_8) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=1, var_1_21=2, var_1_23=-1, var_1_24=2, var_1_25=0, var_1_26=0, var_1_28=1, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L77] unsigned char stepLocal_1 = var_1_17; [L78] signed long int stepLocal_0 = var_1_15 % var_1_20; VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, stepLocal_0=0, stepLocal_1=1, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=1, var_1_21=2, var_1_23=-1, var_1_24=2, var_1_25=0, var_1_26=0, var_1_28=1, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L79] COND FALSE !(stepLocal_0 != var_1_1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, stepLocal_1=1, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=1, var_1_21=2, var_1_23=-1, var_1_24=2, var_1_25=0, var_1_26=0, var_1_28=1, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L143] RET step() [L144] CALL, EXPR property() [L134-L135] return (((((((var_1_1 == ((signed long int) (var_1_15 + var_1_15))) && (((var_1_21 + 9.999999999999994E14f) < (- var_1_21)) ? (var_1_4 == ((unsigned char) (var_1_7 && var_1_8))) : (var_1_7 ? (var_1_4 == ((unsigned char) ((var_1_8 || var_1_9) && var_1_10))) : 1))) && (((last_1_var_1_28 / var_1_12) <= last_1_var_1_19) ? (var_1_11 == ((unsigned long int) ((((last_1_var_1_28) > (last_1_var_1_15)) ? (last_1_var_1_28) : (last_1_var_1_15))))) : 1)) && ((((((last_1_var_1_21) < (-0.5)) ? (last_1_var_1_21) : (-0.5))) > (10.9 * last_1_var_1_21)) ? (last_1_var_1_4 ? (var_1_15 == ((unsigned char) ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) < (var_1_18)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_18))))) : (var_1_15 == ((unsigned char) var_1_18))) : 1)) && (((var_1_15 % var_1_20) != var_1_1) ? ((var_1_18 == var_1_17) ? (var_1_4 ? (var_1_19 == ((signed long int) var_1_18)) : (var_1_19 == ((signed long int) var_1_26))) : 1) : 1)) && ((((~ var_1_28) * var_1_1) >= (var_1_15 % var_1_23)) ? (var_1_21 == ((float) ((((var_1_24) > (var_1_25)) ? (var_1_24) : (var_1_25))))) : 1)) && ((var_1_9 || ((var_1_11 + last_1_var_1_26) <= 4)) ? (var_1_26 == ((signed long int) (var_1_28 - var_1_20))) : (var_1_26 == ((signed long int) (var_1_20 - var_1_17))))) && (var_1_28 == ((unsigned char) var_1_17)) ; VAL [\result=0, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=1, var_1_21=2, var_1_23=-1, var_1_24=2, var_1_25=0, var_1_26=0, var_1_28=1, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L144] RET, EXPR property() [L144] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=1, var_1_21=2, var_1_23=-1, var_1_24=2, var_1_25=0, var_1_26=0, var_1_28=1, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] [L19] reach_error() VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=-255, var_1_11=16, var_1_12=17, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=1, var_1_21=2, var_1_23=-1, var_1_24=2, var_1_25=0, var_1_26=0, var_1_28=1, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=-255] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 68 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.6s, OverallIterations: 5, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4 mSolverCounterUnknown, 304 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 238 mSDsluCounter, 1133 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 749 mSDsCounter, 85 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 711 IncrementalHoareTripleChecker+Invalid, 800 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 85 mSolverCounterUnsat, 384 mSDtfsCounter, 711 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 483 GetRequests, 449 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=280occurred in iteration=4, InterpolantAutomatonStates: 34, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 55 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 1163 NumberOfCodeBlocks, 1163 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 577 ConstructedInterpolants, 1 QuantifiedInterpolants, 1845 SizeOfPredicates, 8 NumberOfNonLiveVariables, 692 ConjunctsInSsa, 25 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 4027/4048 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-10 03:40:17,386 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-14.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 35aaa7d8a01119e4a1eebdebc33ef3bf9bf37d4947f6c67e0b6fc6a845d36172 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 03:40:19,273 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 03:40:19,333 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-10 03:40:19,336 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 03:40:19,337 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 03:40:19,358 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 03:40:19,359 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 03:40:19,359 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 03:40:19,359 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 03:40:19,360 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 03:40:19,360 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 03:40:19,360 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 03:40:19,360 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 03:40:19,361 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 03:40:19,361 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 03:40:19,361 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 03:40:19,361 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 03:40:19,361 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 03:40:19,362 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 03:40:19,362 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 03:40:19,364 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 03:40:19,365 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 03:40:19,365 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 03:40:19,365 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-10 03:40:19,366 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-10 03:40:19,368 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 03:40:19,368 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-10 03:40:19,368 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 03:40:19,368 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 03:40:19,368 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 03:40:19,368 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 03:40:19,369 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 03:40:19,369 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 03:40:19,369 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 03:40:19,369 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 03:40:19,369 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 03:40:19,369 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 03:40:19,369 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 03:40:19,369 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-10 03:40:19,369 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-10 03:40:19,370 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 03:40:19,370 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 03:40:19,370 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 03:40:19,370 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 03:40:19,370 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35aaa7d8a01119e4a1eebdebc33ef3bf9bf37d4947f6c67e0b6fc6a845d36172 [2024-11-10 03:40:19,616 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 03:40:19,637 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 03:40:19,639 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 03:40:19,640 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 03:40:19,641 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 03:40:19,642 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-14.i [2024-11-10 03:40:20,941 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 03:40:21,136 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 03:40:21,137 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-14.i [2024-11-10 03:40:21,153 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e58c45c6/e9565383d2a743af83f66245ba7d257a/FLAG83c15accd [2024-11-10 03:40:21,166 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e58c45c6/e9565383d2a743af83f66245ba7d257a [2024-11-10 03:40:21,169 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 03:40:21,170 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 03:40:21,171 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 03:40:21,172 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 03:40:21,176 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 03:40:21,177 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:40:21" (1/1) ... [2024-11-10 03:40:21,178 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3204a720 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:40:21, skipping insertion in model container [2024-11-10 03:40:21,178 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:40:21" (1/1) ... [2024-11-10 03:40:21,201 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 03:40:21,352 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-14.i[913,926] [2024-11-10 03:40:21,410 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 03:40:21,424 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 03:40:21,435 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-14.i[913,926] [2024-11-10 03:40:21,474 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 03:40:21,496 INFO L204 MainTranslator]: Completed translation [2024-11-10 03:40:21,496 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:40:21 WrapperNode [2024-11-10 03:40:21,496 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 03:40:21,497 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 03:40:21,497 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 03:40:21,498 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 03:40:21,503 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:40:21" (1/1) ... [2024-11-10 03:40:21,517 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:40:21" (1/1) ... [2024-11-10 03:40:21,543 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 144 [2024-11-10 03:40:21,544 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 03:40:21,545 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 03:40:21,545 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 03:40:21,545 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 03:40:21,553 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:40:21" (1/1) ... [2024-11-10 03:40:21,554 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:40:21" (1/1) ... [2024-11-10 03:40:21,558 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:40:21" (1/1) ... [2024-11-10 03:40:21,570 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-10 03:40:21,574 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:40:21" (1/1) ... [2024-11-10 03:40:21,574 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:40:21" (1/1) ... [2024-11-10 03:40:21,585 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:40:21" (1/1) ... [2024-11-10 03:40:21,589 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:40:21" (1/1) ... [2024-11-10 03:40:21,591 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:40:21" (1/1) ... [2024-11-10 03:40:21,596 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:40:21" (1/1) ... [2024-11-10 03:40:21,603 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 03:40:21,604 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 03:40:21,604 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 03:40:21,604 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 03:40:21,605 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:40:21" (1/1) ... [2024-11-10 03:40:21,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 03:40:21,617 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 03:40:21,631 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-10 03:40:21,634 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-10 03:40:21,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 03:40:21,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-10 03:40:21,672 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-10 03:40:21,672 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-10 03:40:21,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 03:40:21,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 03:40:21,754 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 03:40:21,757 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 03:40:29,047 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-10 03:40:29,047 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 03:40:29,056 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 03:40:29,056 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 03:40:29,056 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 03:40:29 BoogieIcfgContainer [2024-11-10 03:40:29,056 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 03:40:29,058 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 03:40:29,058 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 03:40:29,060 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 03:40:29,060 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 03:40:21" (1/3) ... [2024-11-10 03:40:29,061 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d507ed9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 03:40:29, skipping insertion in model container [2024-11-10 03:40:29,061 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:40:21" (2/3) ... [2024-11-10 03:40:29,061 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d507ed9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 03:40:29, skipping insertion in model container [2024-11-10 03:40:29,061 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 03:40:29" (3/3) ... [2024-11-10 03:40:29,062 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_normal_file-14.i [2024-11-10 03:40:29,081 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 03:40:29,081 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-10 03:40:29,129 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 03:40:29,136 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@28bd5d88, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 03:40:29,136 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-10 03:40:29,141 INFO L276 IsEmpty]: Start isEmpty. Operand has 68 states, 42 states have (on average 1.3571428571428572) internal successors, (57), 43 states have internal predecessors, (57), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-10 03:40:29,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-10 03:40:29,154 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 03:40:29,155 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 03:40:29,156 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 03:40:29,160 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 03:40:29,160 INFO L85 PathProgramCache]: Analyzing trace with hash 1363448434, now seen corresponding path program 1 times [2024-11-10 03:40:29,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-10 03:40:29,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1133935232] [2024-11-10 03:40:29,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 03:40:29,173 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-10 03:40:29,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-10 03:40:29,176 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-10 03:40:29,177 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-10 03:40:29,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:29,504 INFO L255 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-10 03:40:29,513 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 03:40:29,556 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 384 proven. 0 refuted. 0 times theorem prover too weak. 628 trivial. 0 not checked. [2024-11-10 03:40:29,557 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-10 03:40:29,558 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-10 03:40:29,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1133935232] [2024-11-10 03:40:29,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1133935232] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 03:40:29,559 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 03:40:29,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 03:40:29,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197228471] [2024-11-10 03:40:29,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 03:40:29,565 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-10 03:40:29,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-10 03:40:29,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 03:40:29,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 03:40:29,587 INFO L87 Difference]: Start difference. First operand has 68 states, 42 states have (on average 1.3571428571428572) internal successors, (57), 43 states have internal predecessors, (57), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-10 03:40:29,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 03:40:29,608 INFO L93 Difference]: Finished difference Result 128 states and 222 transitions. [2024-11-10 03:40:29,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 03:40:29,610 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 145 [2024-11-10 03:40:29,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 03:40:29,616 INFO L225 Difference]: With dead ends: 128 [2024-11-10 03:40:29,616 INFO L226 Difference]: Without dead ends: 63 [2024-11-10 03:40:29,618 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 03:40:29,621 INFO L432 NwaCegarLoop]: 95 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 95 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 03:40:29,622 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 03:40:29,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2024-11-10 03:40:29,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2024-11-10 03:40:29,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 38 states have (on average 1.2894736842105263) internal successors, (49), 38 states have internal predecessors, (49), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-10 03:40:29,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 95 transitions. [2024-11-10 03:40:29,663 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 95 transitions. Word has length 145 [2024-11-10 03:40:29,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 03:40:29,663 INFO L471 AbstractCegarLoop]: Abstraction has 63 states and 95 transitions. [2024-11-10 03:40:29,663 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-10 03:40:29,664 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 95 transitions. [2024-11-10 03:40:29,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-10 03:40:29,666 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 03:40:29,666 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 03:40:29,679 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-10 03:40:29,867 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-10 03:40:29,867 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 03:40:29,868 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 03:40:29,868 INFO L85 PathProgramCache]: Analyzing trace with hash 922077335, now seen corresponding path program 1 times [2024-11-10 03:40:29,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-10 03:40:29,868 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [895156965] [2024-11-10 03:40:29,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 03:40:29,869 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-10 03:40:29,869 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-10 03:40:29,892 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-10 03:40:29,894 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-10 03:40:30,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:40:30,197 INFO L255 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-10 03:40:30,218 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 03:40:42,501 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 318 proven. 54 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2024-11-10 03:40:42,501 INFO L311 TraceCheckSpWp]: Computing backward predicates...