./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-23.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-23.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 ecb657514b6ca34f15abfe6004ba02d38bdfc8908a67ac6501ada0716f98bd40 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 07:06:37,505 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 07:06:37,594 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-11 07:06:37,600 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 07:06:37,601 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 07:06:37,620 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 07:06:37,621 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 07:06:37,621 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 07:06:37,622 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 07:06:37,622 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 07:06:37,623 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 07:06:37,623 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 07:06:37,624 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 07:06:37,628 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 07:06:37,628 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 07:06:37,628 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 07:06:37,629 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 07:06:37,629 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 07:06:37,629 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 07:06:37,629 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 07:06:37,629 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 07:06:37,631 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 07:06:37,631 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 07:06:37,632 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 07:06:37,632 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 07:06:37,632 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 07:06:37,632 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 07:06:37,632 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 07:06:37,633 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 07:06:37,633 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 07:06:37,633 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 07:06:37,633 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 07:06:37,634 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 07:06:37,634 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 07:06:37,634 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 07:06:37,634 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 07:06:37,635 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 07:06:37,635 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 07:06:37,635 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 07:06:37,635 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 07:06:37,636 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 07:06:37,636 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 07:06:37,636 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ecb657514b6ca34f15abfe6004ba02d38bdfc8908a67ac6501ada0716f98bd40 [2024-10-11 07:06:37,886 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 07:06:37,908 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 07:06:37,911 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 07:06:37,912 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 07:06:37,913 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 07:06:37,914 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-23.i [2024-10-11 07:06:39,271 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 07:06:39,481 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 07:06:39,482 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-23.i [2024-10-11 07:06:39,496 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/5d31dac00/229d44d74bd5441ab0423a01a6977afc/FLAG35c32a368 [2024-10-11 07:06:39,843 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/5d31dac00/229d44d74bd5441ab0423a01a6977afc [2024-10-11 07:06:39,846 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 07:06:39,847 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 07:06:39,848 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 07:06:39,848 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 07:06:39,853 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 07:06:39,853 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 07:06:39" (1/1) ... [2024-10-11 07:06:39,854 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48b2a202 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:06:39, skipping insertion in model container [2024-10-11 07:06:39,854 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 07:06:39" (1/1) ... [2024-10-11 07:06:39,883 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 07:06:40,043 WARN L248 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_codestructure_dependencies_file-23.i[919,932] [2024-10-11 07:06:40,126 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 07:06:40,139 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 07:06:40,152 WARN L248 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_codestructure_dependencies_file-23.i[919,932] [2024-10-11 07:06:40,197 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 07:06:40,222 INFO L204 MainTranslator]: Completed translation [2024-10-11 07:06:40,222 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:06:40 WrapperNode [2024-10-11 07:06:40,223 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 07:06:40,224 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 07:06:40,225 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 07:06:40,225 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 07:06:40,231 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:06:40" (1/1) ... [2024-10-11 07:06:40,244 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:06:40" (1/1) ... [2024-10-11 07:06:40,285 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 141 [2024-10-11 07:06:40,286 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 07:06:40,286 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 07:06:40,287 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 07:06:40,287 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 07:06:40,306 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:06:40" (1/1) ... [2024-10-11 07:06:40,306 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:06:40" (1/1) ... [2024-10-11 07:06:40,309 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:06:40" (1/1) ... [2024-10-11 07:06:40,335 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]. [2024-10-11 07:06:40,335 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:06:40" (1/1) ... [2024-10-11 07:06:40,336 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:06:40" (1/1) ... [2024-10-11 07:06:40,349 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:06:40" (1/1) ... [2024-10-11 07:06:40,357 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:06:40" (1/1) ... [2024-10-11 07:06:40,360 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:06:40" (1/1) ... [2024-10-11 07:06:40,363 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:06:40" (1/1) ... [2024-10-11 07:06:40,371 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 07:06:40,372 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 07:06:40,373 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 07:06:40,376 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 07:06:40,377 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:06:40" (1/1) ... [2024-10-11 07:06:40,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 07:06:40,394 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 07:06:40,419 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 07:06:40,423 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 07:06:40,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 07:06:40,473 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 07:06:40,474 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 07:06:40,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 07:06:40,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 07:06:40,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 07:06:40,627 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 07:06:40,630 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 07:06:40,979 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-10-11 07:06:40,980 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 07:06:41,023 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 07:06:41,024 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-11 07:06:41,024 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 07:06:41 BoogieIcfgContainer [2024-10-11 07:06:41,024 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 07:06:41,027 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 07:06:41,027 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 07:06:41,035 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 07:06:41,035 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 07:06:39" (1/3) ... [2024-10-11 07:06:41,036 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47560cec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 07:06:41, skipping insertion in model container [2024-10-11 07:06:41,036 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:06:40" (2/3) ... [2024-10-11 07:06:41,036 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47560cec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 07:06:41, skipping insertion in model container [2024-10-11 07:06:41,036 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 07:06:41" (3/3) ... [2024-10-11 07:06:41,038 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-23.i [2024-10-11 07:06:41,054 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 07:06:41,054 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 07:06:41,117 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 07:06:41,125 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;@26a44a7d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 07:06:41,125 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 07:06:41,129 INFO L276 IsEmpty]: Start isEmpty. Operand has 57 states, 33 states have (on average 1.4545454545454546) internal successors, (48), 34 states have internal predecessors, (48), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-10-11 07:06:41,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-10-11 07:06:41,141 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 07:06:41,142 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 07:06:41,143 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 07:06:41,148 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 07:06:41,148 INFO L85 PathProgramCache]: Analyzing trace with hash 1345594966, now seen corresponding path program 1 times [2024-10-11 07:06:41,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 07:06:41,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63769366] [2024-10-11 07:06:41,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 07:06:41,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 07:06:41,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:06:41,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 07:06:41,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:06:41,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 07:06:41,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:06:41,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 07:06:41,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:06:41,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 07:06:41,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:06:41,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 07:06:41,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:06:41,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-11 07:06:41,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:06:41,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 07:06:41,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:06:41,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 07:06:41,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:06:41,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-11 07:06:41,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:06:41,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-11 07:06:41,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:06:41,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-11 07:06:41,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:06:41,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-11 07:06:41,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:06:41,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 07:06:41,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:06:41,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 07:06:41,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:06:41,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 07:06:41,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:06:41,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 07:06:41,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:06:41,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 07:06:41,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:06:41,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 07:06:41,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:06:41,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 07:06:41,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:06:41,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-11 07:06:41,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:06:41,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 07:06:41,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:06:41,576 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-10-11 07:06:41,577 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 07:06:41,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63769366] [2024-10-11 07:06:41,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63769366] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 07:06:41,578 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 07:06:41,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 07:06:41,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902249144] [2024-10-11 07:06:41,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 07:06:41,586 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-11 07:06:41,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 07:06:41,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-11 07:06:41,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 07:06:41,613 INFO L87 Difference]: Start difference. First operand has 57 states, 33 states have (on average 1.4545454545454546) internal successors, (48), 34 states have internal predecessors, (48), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-10-11 07:06:41,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 07:06:41,665 INFO L93 Difference]: Finished difference Result 111 states and 199 transitions. [2024-10-11 07:06:41,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-11 07:06:41,668 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) Word has length 129 [2024-10-11 07:06:41,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 07:06:41,677 INFO L225 Difference]: With dead ends: 111 [2024-10-11 07:06:41,678 INFO L226 Difference]: Without dead ends: 55 [2024-10-11 07:06:41,683 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 07:06:41,690 INFO L432 NwaCegarLoop]: 82 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 82 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 07:06:41,691 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 82 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 07:06:41,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2024-10-11 07:06:41,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2024-10-11 07:06:41,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 32 states have (on average 1.34375) internal successors, (43), 32 states have internal predecessors, (43), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-10-11 07:06:41,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 85 transitions. [2024-10-11 07:06:41,736 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 85 transitions. Word has length 129 [2024-10-11 07:06:41,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 07:06:41,736 INFO L471 AbstractCegarLoop]: Abstraction has 55 states and 85 transitions. [2024-10-11 07:06:41,736 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-10-11 07:06:41,737 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 85 transitions. [2024-10-11 07:06:41,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-10-11 07:06:41,747 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 07:06:41,747 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 07:06:41,748 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 07:06:41,749 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 07:06:41,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 07:06:41,750 INFO L85 PathProgramCache]: Analyzing trace with hash -1820982748, now seen corresponding path program 1 times [2024-10-11 07:06:41,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 07:06:41,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946902706] [2024-10-11 07:06:41,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 07:06:41,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 07:06:41,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-11 07:06:41,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1400907546] [2024-10-11 07:06:41,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 07:06:41,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 07:06:41,989 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 07:06:41,991 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 07:06:41,993 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-11 07:06:42,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:06:42,487 INFO L255 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-10-11 07:06:42,496 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 07:06:43,682 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 462 proven. 21 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2024-10-11 07:06:43,683 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 07:07:01,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 07:07:01,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946902706] [2024-10-11 07:07:01,329 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-10-11 07:07:01,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1400907546] [2024-10-11 07:07:01,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1400907546] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 07:07:01,330 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-10-11 07:07:01,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2024-10-11 07:07:01,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252417683] [2024-10-11 07:07:01,331 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-10-11 07:07:01,332 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-10-11 07:07:01,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 07:07:01,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-10-11 07:07:01,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=175, Invalid=468, Unknown=7, NotChecked=0, Total=650 [2024-10-11 07:07:01,334 INFO L87 Difference]: Start difference. First operand 55 states and 85 transitions. Second operand has 17 states, 17 states have (on average 2.4705882352941178) internal successors, (42), 15 states have internal predecessors, (42), 4 states have call successors, (21), 4 states have call predecessors, (21), 6 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21) [2024-10-11 07:07:02,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 07:07:02,503 INFO L93 Difference]: Finished difference Result 197 states and 289 transitions. [2024-10-11 07:07:02,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-11 07:07:02,504 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 2.4705882352941178) internal successors, (42), 15 states have internal predecessors, (42), 4 states have call successors, (21), 4 states have call predecessors, (21), 6 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21) Word has length 129 [2024-10-11 07:07:02,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 07:07:02,507 INFO L225 Difference]: With dead ends: 197 [2024-10-11 07:07:02,507 INFO L226 Difference]: Without dead ends: 143 [2024-10-11 07:07:02,509 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 479 ImplicationChecksByTransitivity, 7.3s TimeCoverageRelationStatistics Valid=535, Invalid=1438, Unknown=7, NotChecked=0, Total=1980 [2024-10-11 07:07:02,510 INFO L432 NwaCegarLoop]: 47 mSDtfsCounter, 254 mSDsluCounter, 269 mSDsCounter, 0 mSdLazyCounter, 307 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 254 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 307 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 07:07:02,510 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [254 Valid, 316 Invalid, 439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 307 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 07:07:02,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2024-10-11 07:07:02,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 118. [2024-10-11 07:07:02,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 69 states have (on average 1.2608695652173914) internal successors, (87), 69 states have internal predecessors, (87), 42 states have call successors, (42), 6 states have call predecessors, (42), 6 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-10-11 07:07:02,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 171 transitions. [2024-10-11 07:07:02,541 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 171 transitions. Word has length 129 [2024-10-11 07:07:02,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 07:07:02,542 INFO L471 AbstractCegarLoop]: Abstraction has 118 states and 171 transitions. [2024-10-11 07:07:02,543 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 2.4705882352941178) internal successors, (42), 15 states have internal predecessors, (42), 4 states have call successors, (21), 4 states have call predecessors, (21), 6 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21) [2024-10-11 07:07:02,543 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 171 transitions. [2024-10-11 07:07:02,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-10-11 07:07:02,545 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 07:07:02,545 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 07:07:02,563 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-11 07:07:02,749 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 07:07:02,750 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 07:07:02,750 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 07:07:02,750 INFO L85 PathProgramCache]: Analyzing trace with hash -1820923166, now seen corresponding path program 1 times [2024-10-11 07:07:02,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 07:07:02,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1617694545] [2024-10-11 07:07:02,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 07:07:02,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 07:07:02,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-11 07:07:02,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [337546074] [2024-10-11 07:07:02,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 07:07:02,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 07:07:02,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 07:07:02,911 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 07:07:02,912 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-11 07:07:03,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-11 07:07:03,273 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-11 07:07:03,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-11 07:07:03,431 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-11 07:07:03,431 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-11 07:07:03,433 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-11 07:07:03,452 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-10-11 07:07:03,634 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 07:07:03,638 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-10-11 07:07:03,748 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-11 07:07:03,754 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 07:07:03 BoogieIcfgContainer [2024-10-11 07:07:03,754 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-11 07:07:03,755 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-11 07:07:03,755 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-11 07:07:03,759 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-11 07:07:03,760 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 07:06:41" (3/4) ... [2024-10-11 07:07:03,762 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-11 07:07:03,763 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-11 07:07:03,764 INFO L158 Benchmark]: Toolchain (without parser) took 23917.28ms. Allocated memory was 169.9MB in the beginning and 283.1MB in the end (delta: 113.2MB). Free memory was 101.3MB in the beginning and 216.3MB in the end (delta: -115.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 07:07:03,764 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 123.7MB. Free memory is still 86.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 07:07:03,765 INFO L158 Benchmark]: CACSL2BoogieTranslator took 374.59ms. Allocated memory is still 169.9MB. Free memory was 101.3MB in the beginning and 85.7MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-11 07:07:03,765 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.08ms. Allocated memory is still 169.9MB. Free memory was 85.7MB in the beginning and 81.7MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-11 07:07:03,765 INFO L158 Benchmark]: Boogie Preprocessor took 85.27ms. Allocated memory is still 169.9MB. Free memory was 81.7MB in the beginning and 75.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-11 07:07:03,766 INFO L158 Benchmark]: RCFGBuilder took 652.12ms. Allocated memory is still 169.9MB. Free memory was 75.1MB in the beginning and 117.1MB in the end (delta: -42.0MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2024-10-11 07:07:03,766 INFO L158 Benchmark]: TraceAbstraction took 22726.98ms. Allocated memory was 169.9MB in the beginning and 283.1MB in the end (delta: 113.2MB). Free memory was 116.2MB in the beginning and 216.3MB in the end (delta: -100.1MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2024-10-11 07:07:03,770 INFO L158 Benchmark]: Witness Printer took 8.50ms. Allocated memory is still 283.1MB. Free memory is still 216.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 07:07:03,772 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 123.7MB. Free memory is still 86.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 374.59ms. Allocated memory is still 169.9MB. Free memory was 101.3MB in the beginning and 85.7MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.08ms. Allocated memory is still 169.9MB. Free memory was 85.7MB in the beginning and 81.7MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.27ms. Allocated memory is still 169.9MB. Free memory was 81.7MB in the beginning and 75.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 652.12ms. Allocated memory is still 169.9MB. Free memory was 75.1MB in the beginning and 117.1MB in the end (delta: -42.0MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. * TraceAbstraction took 22726.98ms. Allocated memory was 169.9MB in the beginning and 283.1MB in the end (delta: 113.2MB). Free memory was 116.2MB in the beginning and 216.3MB in the end (delta: -100.1MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. * Witness Printer took 8.50ms. Allocated memory is still 283.1MB. Free memory is still 216.3MB. 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 130, overapproximation of someBinaryDOUBLEComparisonOperation at line 130, overapproximation of someUnaryDOUBLEoperation at line 41. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_3 = 0; [L25] float var_1_4 = 1.4; [L26] float var_1_7 = 9.25; [L27] float var_1_8 = 1.2; [L28] float var_1_9 = 0.0; [L29] float var_1_10 = 3.1; [L30] float var_1_11 = 500.5; [L31] signed long int var_1_12 = 0; [L32] unsigned char var_1_13 = 10; [L33] unsigned char var_1_14 = 8; [L34] unsigned char var_1_17 = 64; [L35] unsigned long int var_1_18 = 25; [L36] signed char var_1_19 = -100; [L37] signed short int var_1_20 = -4; [L38] unsigned short int var_1_21 = 200; [L39] unsigned short int var_1_22 = 54878; [L40] double var_1_23 = 9999.8; [L41] float var_1_24 = -0.25; [L42] signed char var_1_25 = 50; [L43] signed char last_1_var_1_19 = -100; [L134] isInitial = 1 [L135] FCALL initially() [L136] COND TRUE 1 [L137] CALL updateLastVariables() [L127] last_1_var_1_19 = var_1_19 [L137] RET updateLastVariables() [L138] CALL updateVariables() [L92] var_1_2 = __VERIFIER_nondet_uchar() [L93] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L93] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L94] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L94] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L95] var_1_3 = __VERIFIER_nondet_uchar() [L96] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L96] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L97] CALL assume_abort_if_not(var_1_3 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L97] RET assume_abort_if_not(var_1_3 <= 0) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L98] var_1_7 = __VERIFIER_nondet_float() [L99] CALL assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_8=6/5, var_1_9=0] [L99] RET assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_8=6/5, var_1_9=0] [L100] var_1_8 = __VERIFIER_nondet_float() [L101] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_9=0] [L101] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_9=0] [L102] var_1_9 = __VERIFIER_nondet_float() [L103] CALL assume_abort_if_not((var_1_9 >= 4611686.018427382800e+12F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L103] RET assume_abort_if_not((var_1_9 >= 4611686.018427382800e+12F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L104] var_1_10 = __VERIFIER_nondet_float() [L105] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L105] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=-100, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L106] var_1_11 = __VERIFIER_nondet_float() [L107] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L107] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L108] var_1_13 = __VERIFIER_nondet_uchar() [L109] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L109] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L110] CALL assume_abort_if_not(var_1_13 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L110] RET assume_abort_if_not(var_1_13 <= 64) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L111] var_1_14 = __VERIFIER_nondet_uchar() [L112] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L112] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L113] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L113] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L114] var_1_17 = __VERIFIER_nondet_uchar() [L115] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L115] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L116] CALL assume_abort_if_not(var_1_17 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L116] RET assume_abort_if_not(var_1_17 <= 126) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L117] CALL assume_abort_if_not(var_1_17 != 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L117] RET assume_abort_if_not(var_1_17 != 127) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L118] var_1_20 = __VERIFIER_nondet_short() [L119] CALL assume_abort_if_not(var_1_20 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L119] RET assume_abort_if_not(var_1_20 >= -32768) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L120] CALL assume_abort_if_not(var_1_20 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L120] RET assume_abort_if_not(var_1_20 <= 32767) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L121] CALL assume_abort_if_not(var_1_20 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L121] RET assume_abort_if_not(var_1_20 != 0) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L122] var_1_22 = __VERIFIER_nondet_ushort() [L123] CALL assume_abort_if_not(var_1_22 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=200, var_1_22=-32769, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=200, var_1_22=-32769, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L123] RET assume_abort_if_not(var_1_22 >= 32767) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=200, var_1_22=-32769, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L124] CALL assume_abort_if_not(var_1_22 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=200, var_1_22=-32769, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=200, var_1_22=-32769, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L124] RET assume_abort_if_not(var_1_22 <= 65534) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=200, var_1_22=-32769, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L138] RET updateVariables() [L139] CALL step() [L47] COND TRUE \read(var_1_2) [L48] var_1_1 = var_1_3 VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=200, var_1_22=-32769, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L50] COND TRUE 5 <= var_1_17 [L51] var_1_21 = (var_1_22 - var_1_17) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=32644, var_1_22=-32769, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5] [L61] var_1_23 = var_1_10 [L62] var_1_24 = 31.75f [L63] var_1_25 = -5 VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=2, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=32644, var_1_22=-32769, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_2=1, var_1_3=0, var_1_4=7/5] [L64] COND TRUE (var_1_23 <= var_1_23) || var_1_1 [L65] var_1_4 = ((((31.5f) > (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))))) ? (31.5f) : (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))))) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=2, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=32644, var_1_22=-32769, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_2=1, var_1_3=0, var_1_4=63/2, var_1_7=0, var_1_8=0] [L69] COND TRUE ((200 - var_1_13) - var_1_14) != var_1_25 [L70] var_1_12 = (var_1_13 + ((((var_1_14) < (var_1_21)) ? (var_1_14) : (var_1_21)))) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=2, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=32644, var_1_22=-32769, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_2=1, var_1_3=0, var_1_4=63/2, var_1_7=0, var_1_8=0] [L82] COND TRUE (- (var_1_13 / var_1_17)) > var_1_25 [L83] var_1_18 = var_1_13 VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=2, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=123, var_1_18=0, var_1_19=-100, var_1_1=0, var_1_20=100, var_1_21=32644, var_1_22=-32769, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_2=1, var_1_3=0, var_1_4=63/2, var_1_7=0, var_1_8=0] [L85] COND FALSE !((last_1_var_1_19 / ((((var_1_17) < (var_1_20)) ? (var_1_17) : (var_1_20)))) > var_1_21) [L88] var_1_19 = var_1_17 VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=2, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=123, var_1_18=0, var_1_19=123, var_1_1=0, var_1_20=100, var_1_21=32644, var_1_22=-32769, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_2=1, var_1_3=0, var_1_4=63/2, var_1_7=0, var_1_8=0] [L139] RET step() [L140] CALL, EXPR property() [L130-L131] return ((((((((var_1_2 ? (var_1_1 == ((unsigned char) var_1_3)) : 1) && (((var_1_23 <= var_1_23) || var_1_1) ? (var_1_4 == ((float) ((((31.5f) > (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))))) ? (31.5f) : (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))))))) : (var_1_4 == ((float) ((var_1_9 - var_1_10) - var_1_11))))) && ((((200 - var_1_13) - var_1_14) != var_1_25) ? (var_1_12 == ((signed long int) (var_1_13 + ((((var_1_14) < (var_1_21)) ? (var_1_14) : (var_1_21)))))) : (((var_1_25 / (128 - var_1_17)) < var_1_13) ? ((var_1_13 >= var_1_25) ? (var_1_12 == ((signed long int) var_1_14)) : (var_1_12 == ((signed long int) var_1_17))) : (var_1_12 == ((signed long int) var_1_17))))) && (((- (var_1_13 / var_1_17)) > var_1_25) ? (var_1_18 == ((unsigned long int) var_1_13)) : 1)) && (((last_1_var_1_19 / ((((var_1_17) < (var_1_20)) ? (var_1_17) : (var_1_20)))) > var_1_21) ? (var_1_19 == ((signed char) ((((var_1_17) > (var_1_13)) ? (var_1_17) : (var_1_13))))) : (var_1_19 == ((signed char) var_1_17)))) && ((5 <= var_1_17) ? (var_1_21 == ((unsigned short int) (var_1_22 - var_1_17))) : (var_1_1 ? (var_1_1 ? (var_1_21 == ((unsigned short int) var_1_17)) : (var_1_21 == ((unsigned short int) var_1_17))) : 1))) && (var_1_23 == ((double) var_1_10))) && (var_1_24 == ((float) 31.75f))) && (var_1_25 == ((signed char) -5)) ; [L140] RET, EXPR property() [L140] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=2, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=123, var_1_18=0, var_1_19=123, var_1_1=0, var_1_20=100, var_1_21=32644, var_1_22=-32769, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_2=1, var_1_3=0, var_1_4=63/2, var_1_7=0, var_1_8=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=2, var_1_12=0, var_1_13=-256, var_1_14=0, var_1_17=123, var_1_18=0, var_1_19=123, var_1_1=0, var_1_20=100, var_1_21=32644, var_1_22=-32769, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_2=1, var_1_3=0, var_1_4=63/2, var_1_7=0, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 57 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 22.5s, OverallIterations: 3, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 254 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 254 mSDsluCounter, 398 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 269 mSDsCounter, 132 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 310 IncrementalHoareTripleChecker+Invalid, 442 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 132 mSolverCounterUnsat, 129 mSDtfsCounter, 310 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 235 GetRequests, 192 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 479 ImplicationChecksByTransitivity, 7.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=118occurred in iteration=2, InterpolantAutomatonStates: 24, 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, 2 MinimizatonAttempts, 25 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 19.1s InterpolantComputationTime, 645 NumberOfCodeBlocks, 645 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 256 ConstructedInterpolants, 0 QuantifiedInterpolants, 1283 SizeOfPredicates, 7 NumberOfNonLiveVariables, 300 ConjunctsInSsa, 33 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 1659/1680 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 [2024-10-11 07:07:03,837 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with 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/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-23.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 ecb657514b6ca34f15abfe6004ba02d38bdfc8908a67ac6501ada0716f98bd40 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 07:07:06,131 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 07:07:06,213 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-10-11 07:07:06,221 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 07:07:06,223 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 07:07:06,258 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 07:07:06,259 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 07:07:06,260 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 07:07:06,260 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 07:07:06,262 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 07:07:06,262 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 07:07:06,262 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 07:07:06,263 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 07:07:06,263 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 07:07:06,264 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 07:07:06,264 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 07:07:06,264 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 07:07:06,265 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 07:07:06,265 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 07:07:06,265 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 07:07:06,266 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 07:07:06,266 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 07:07:06,267 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 07:07:06,267 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-11 07:07:06,268 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-11 07:07:06,268 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 07:07:06,268 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-11 07:07:06,269 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 07:07:06,269 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 07:07:06,269 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 07:07:06,270 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 07:07:06,270 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 07:07:06,270 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 07:07:06,271 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 07:07:06,271 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 07:07:06,271 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 07:07:06,271 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 07:07:06,272 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 07:07:06,272 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-11 07:07:06,272 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-11 07:07:06,273 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 07:07:06,273 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 07:07:06,274 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 07:07:06,274 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 07:07:06,274 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-11 07:07:06,274 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ecb657514b6ca34f15abfe6004ba02d38bdfc8908a67ac6501ada0716f98bd40 [2024-10-11 07:07:06,649 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 07:07:06,676 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 07:07:06,680 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 07:07:06,683 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 07:07:06,683 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 07:07:06,686 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-23.i [2024-10-11 07:07:08,288 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 07:07:08,538 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 07:07:08,539 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-23.i [2024-10-11 07:07:08,548 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/a814f6925/8688b8c802594a6a8f2d01e7b5ccd223/FLAG3a97cf013 [2024-10-11 07:07:08,561 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/a814f6925/8688b8c802594a6a8f2d01e7b5ccd223 [2024-10-11 07:07:08,563 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 07:07:08,564 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 07:07:08,566 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 07:07:08,566 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 07:07:08,571 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 07:07:08,572 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 07:07:08" (1/1) ... [2024-10-11 07:07:08,573 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56b24698 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:07:08, skipping insertion in model container [2024-10-11 07:07:08,573 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 07:07:08" (1/1) ... [2024-10-11 07:07:08,607 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 07:07:08,808 WARN L248 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_codestructure_dependencies_file-23.i[919,932] [2024-10-11 07:07:08,881 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 07:07:08,908 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 07:07:08,923 WARN L248 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_codestructure_dependencies_file-23.i[919,932] [2024-10-11 07:07:08,963 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 07:07:08,988 INFO L204 MainTranslator]: Completed translation [2024-10-11 07:07:08,989 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:07:08 WrapperNode [2024-10-11 07:07:08,989 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 07:07:08,990 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 07:07:08,990 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 07:07:08,991 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 07:07:08,997 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:07:08" (1/1) ... [2024-10-11 07:07:09,016 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:07:08" (1/1) ... [2024-10-11 07:07:09,052 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 140 [2024-10-11 07:07:09,056 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 07:07:09,057 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 07:07:09,059 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 07:07:09,059 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 07:07:09,074 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:07:08" (1/1) ... [2024-10-11 07:07:09,075 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:07:08" (1/1) ... [2024-10-11 07:07:09,080 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:07:08" (1/1) ... [2024-10-11 07:07:09,101 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]. [2024-10-11 07:07:09,105 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:07:08" (1/1) ... [2024-10-11 07:07:09,106 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:07:08" (1/1) ... [2024-10-11 07:07:09,120 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:07:08" (1/1) ... [2024-10-11 07:07:09,127 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:07:08" (1/1) ... [2024-10-11 07:07:09,129 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:07:08" (1/1) ... [2024-10-11 07:07:09,135 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:07:08" (1/1) ... [2024-10-11 07:07:09,141 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 07:07:09,142 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 07:07:09,143 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 07:07:09,143 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 07:07:09,145 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:07:08" (1/1) ... [2024-10-11 07:07:09,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 07:07:09,162 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 07:07:09,177 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 07:07:09,184 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 07:07:09,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 07:07:09,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-11 07:07:09,235 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 07:07:09,235 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 07:07:09,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 07:07:09,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 07:07:09,338 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 07:07:09,341 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 07:07:10,657 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-10-11 07:07:10,657 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 07:07:10,706 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 07:07:10,706 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-11 07:07:10,706 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 07:07:10 BoogieIcfgContainer [2024-10-11 07:07:10,706 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 07:07:10,711 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 07:07:10,711 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 07:07:10,715 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 07:07:10,715 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 07:07:08" (1/3) ... [2024-10-11 07:07:10,716 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4154d8b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 07:07:10, skipping insertion in model container [2024-10-11 07:07:10,716 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:07:08" (2/3) ... [2024-10-11 07:07:10,717 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4154d8b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 07:07:10, skipping insertion in model container [2024-10-11 07:07:10,717 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 07:07:10" (3/3) ... [2024-10-11 07:07:10,719 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-23.i [2024-10-11 07:07:10,734 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 07:07:10,734 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 07:07:10,808 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 07:07:10,816 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;@4de7397e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 07:07:10,816 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 07:07:10,821 INFO L276 IsEmpty]: Start isEmpty. Operand has 57 states, 33 states have (on average 1.4545454545454546) internal successors, (48), 34 states have internal predecessors, (48), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-10-11 07:07:10,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-10-11 07:07:10,835 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 07:07:10,836 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 07:07:10,836 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 07:07:10,842 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 07:07:10,843 INFO L85 PathProgramCache]: Analyzing trace with hash 1345594966, now seen corresponding path program 1 times [2024-10-11 07:07:10,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 07:07:10,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [963265948] [2024-10-11 07:07:10,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 07:07:10,858 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 [2024-10-11 07:07:10,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 07:07:10,860 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/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) [2024-10-11 07:07:10,861 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 07:07:11,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:07:11,252 INFO L255 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-11 07:07:11,260 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 07:07:11,316 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 440 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2024-10-11 07:07:11,316 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 07:07:11,317 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 07:07:11,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [963265948] [2024-10-11 07:07:11,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [963265948] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 07:07:11,320 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 07:07:11,320 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 07:07:11,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850340745] [2024-10-11 07:07:11,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 07:07:11,338 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-11 07:07:11,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 07:07:11,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-11 07:07:11,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 07:07:11,369 INFO L87 Difference]: Start difference. First operand has 57 states, 33 states have (on average 1.4545454545454546) internal successors, (48), 34 states have internal predecessors, (48), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-10-11 07:07:12,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 07:07:12,090 INFO L93 Difference]: Finished difference Result 111 states and 199 transitions. [2024-10-11 07:07:12,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-11 07:07:12,109 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 129 [2024-10-11 07:07:12,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 07:07:12,115 INFO L225 Difference]: With dead ends: 111 [2024-10-11 07:07:12,115 INFO L226 Difference]: Without dead ends: 55 [2024-10-11 07:07:12,118 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 07:07:12,122 INFO L432 NwaCegarLoop]: 82 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 82 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-11 07:07:12,122 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 82 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-11 07:07:12,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2024-10-11 07:07:12,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2024-10-11 07:07:12,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 32 states have (on average 1.34375) internal successors, (43), 32 states have internal predecessors, (43), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-10-11 07:07:12,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 85 transitions. [2024-10-11 07:07:12,158 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 85 transitions. Word has length 129 [2024-10-11 07:07:12,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 07:07:12,159 INFO L471 AbstractCegarLoop]: Abstraction has 55 states and 85 transitions. [2024-10-11 07:07:12,159 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-10-11 07:07:12,160 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 85 transitions. [2024-10-11 07:07:12,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-10-11 07:07:12,162 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 07:07:12,162 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 07:07:12,174 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 07:07:12,363 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-clean/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 [2024-10-11 07:07:12,364 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 07:07:12,365 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 07:07:12,365 INFO L85 PathProgramCache]: Analyzing trace with hash -1820982748, now seen corresponding path program 1 times [2024-10-11 07:07:12,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 07:07:12,366 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [7219616] [2024-10-11 07:07:12,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 07:07:12,366 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 [2024-10-11 07:07:12,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 07:07:12,368 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/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) [2024-10-11 07:07:12,370 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 07:07:12,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:07:12,651 INFO L255 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-10-11 07:07:12,668 INFO L278 TraceCheckSpWp]: Computing forward predicates...