./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-74.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-74.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b1c30a86fefc6335b9d16e82085bfc5f2c862606f595d2c81d4cd01f1bfb7b41 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 18:40:49,737 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 18:40:49,795 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-18 18:40:49,801 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 18:40:49,802 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 18:40:49,827 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 18:40:49,828 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 18:40:49,828 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 18:40:49,829 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 18:40:49,830 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 18:40:49,830 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 18:40:49,831 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 18:40:49,831 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 18:40:49,831 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 18:40:49,833 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 18:40:49,833 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 18:40:49,833 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 18:40:49,833 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 18:40:49,834 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-18 18:40:49,834 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 18:40:49,834 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 18:40:49,836 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 18:40:49,836 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 18:40:49,837 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 18:40:49,837 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 18:40:49,837 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 18:40:49,837 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 18:40:49,837 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 18:40:49,838 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 18:40:49,838 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 18:40:49,838 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 18:40:49,838 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 18:40:49,838 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 18:40:49,838 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 18:40:49,839 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 18:40:49,839 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 18:40:49,839 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-18 18:40:49,839 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-18 18:40:49,839 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 18:40:49,839 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 18:40:49,839 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 18:40:49,841 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 18:40:49,841 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1c30a86fefc6335b9d16e82085bfc5f2c862606f595d2c81d4cd01f1bfb7b41 [2024-11-18 18:40:50,071 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 18:40:50,092 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 18:40:50,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 18:40:50,097 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 18:40:50,097 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 18:40:50,099 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-74.i [2024-11-18 18:40:51,493 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 18:40:51,700 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 18:40:51,702 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-74.i [2024-11-18 18:40:51,715 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58d857f3b/fe9e2e14ffb347f593f617103430d3fb/FLAGd1aa5e0b7 [2024-11-18 18:40:51,730 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58d857f3b/fe9e2e14ffb347f593f617103430d3fb [2024-11-18 18:40:51,732 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 18:40:51,734 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 18:40:51,736 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 18:40:51,737 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 18:40:51,742 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 18:40:51,743 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:40:51" (1/1) ... [2024-11-18 18:40:51,744 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7291a523 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:40:51, skipping insertion in model container [2024-11-18 18:40:51,745 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:40:51" (1/1) ... [2024-11-18 18:40:51,770 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 18:40:51,949 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-74.i[913,926] [2024-11-18 18:40:51,995 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 18:40:52,013 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 18:40:52,029 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-74.i[913,926] [2024-11-18 18:40:52,086 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 18:40:52,120 INFO L204 MainTranslator]: Completed translation [2024-11-18 18:40:52,127 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:40:52 WrapperNode [2024-11-18 18:40:52,127 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 18:40:52,128 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 18:40:52,132 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 18:40:52,132 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 18:40:52,146 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:40:52" (1/1) ... [2024-11-18 18:40:52,165 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:40:52" (1/1) ... [2024-11-18 18:40:52,221 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 187 [2024-11-18 18:40:52,223 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 18:40:52,225 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 18:40:52,226 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 18:40:52,226 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 18:40:52,255 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:40:52" (1/1) ... [2024-11-18 18:40:52,255 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:40:52" (1/1) ... [2024-11-18 18:40:52,257 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:40:52" (1/1) ... [2024-11-18 18:40:52,273 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-18 18:40:52,275 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:40:52" (1/1) ... [2024-11-18 18:40:52,276 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:40:52" (1/1) ... [2024-11-18 18:40:52,283 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:40:52" (1/1) ... [2024-11-18 18:40:52,288 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:40:52" (1/1) ... [2024-11-18 18:40:52,290 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:40:52" (1/1) ... [2024-11-18 18:40:52,291 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:40:52" (1/1) ... [2024-11-18 18:40:52,294 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 18:40:52,295 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 18:40:52,295 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 18:40:52,295 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 18:40:52,296 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:40:52" (1/1) ... [2024-11-18 18:40:52,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 18:40:52,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 18:40:52,340 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-18 18:40:52,347 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-18 18:40:52,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 18:40:52,386 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 18:40:52,387 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 18:40:52,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-18 18:40:52,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 18:40:52,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 18:40:52,467 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 18:40:52,469 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 18:40:52,842 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-18 18:40:52,842 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 18:40:52,856 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 18:40:52,857 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 18:40:52,857 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:40:52 BoogieIcfgContainer [2024-11-18 18:40:52,857 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 18:40:52,861 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 18:40:52,861 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 18:40:52,864 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 18:40:52,864 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 06:40:51" (1/3) ... [2024-11-18 18:40:52,865 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46301ee7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:40:52, skipping insertion in model container [2024-11-18 18:40:52,866 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:40:52" (2/3) ... [2024-11-18 18:40:52,866 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46301ee7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:40:52, skipping insertion in model container [2024-11-18 18:40:52,866 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:40:52" (3/3) ... [2024-11-18 18:40:52,868 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-74.i [2024-11-18 18:40:52,887 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 18:40:52,887 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 18:40:52,953 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 18:40:52,959 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;@1bb1c25e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 18:40:52,959 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 18:40:52,963 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 53 states have (on average 1.3773584905660377) internal successors, (73), 54 states have internal predecessors, (73), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-18 18:40:52,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-18 18:40:52,974 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:40:52,975 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 18:40:52,975 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:40:52,979 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:40:52,980 INFO L85 PathProgramCache]: Analyzing trace with hash -1893857931, now seen corresponding path program 1 times [2024-11-18 18:40:52,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:40:52,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [50201751] [2024-11-18 18:40:52,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:40:52,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:40:53,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:40:53,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2024-11-18 18:40:53,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:40:53,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [50201751] [2024-11-18 18:40:53,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [50201751] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 18:40:53,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1987447323] [2024-11-18 18:40:53,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:40:53,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 18:40:53,234 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 18:40:53,238 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-18 18:40:53,250 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-18 18:40:53,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:40:53,405 INFO L255 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 18:40:53,422 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 18:40:53,458 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2024-11-18 18:40:53,461 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 18:40:53,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1987447323] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:40:53,463 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-18 18:40:53,463 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-18 18:40:53,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407906904] [2024-11-18 18:40:53,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:40:53,472 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 18:40:53,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:40:53,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 18:40:53,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 18:40:53,494 INFO L87 Difference]: Start difference. First operand has 84 states, 53 states have (on average 1.3773584905660377) internal successors, (73), 54 states have internal predecessors, (73), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-18 18:40:53,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:40:53,528 INFO L93 Difference]: Finished difference Result 161 states and 280 transitions. [2024-11-18 18:40:53,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 18:40:53,530 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) Word has length 174 [2024-11-18 18:40:53,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:40:53,537 INFO L225 Difference]: With dead ends: 161 [2024-11-18 18:40:53,538 INFO L226 Difference]: Without dead ends: 80 [2024-11-18 18:40:53,543 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 18:40:53,546 INFO L432 NwaCegarLoop]: 122 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 18:40:53,547 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:40:53,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2024-11-18 18:40:53,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2024-11-18 18:40:53,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 50 states have (on average 1.32) internal successors, (66), 50 states have internal predecessors, (66), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-18 18:40:53,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 122 transitions. [2024-11-18 18:40:53,667 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 122 transitions. Word has length 174 [2024-11-18 18:40:53,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:40:53,668 INFO L471 AbstractCegarLoop]: Abstraction has 80 states and 122 transitions. [2024-11-18 18:40:53,668 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-18 18:40:53,668 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 122 transitions. [2024-11-18 18:40:53,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-18 18:40:53,671 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:40:53,671 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 18:40:53,685 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-18 18:40:53,872 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-18 18:40:53,876 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:40:53,877 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:40:53,877 INFO L85 PathProgramCache]: Analyzing trace with hash -359093975, now seen corresponding path program 1 times [2024-11-18 18:40:53,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:40:53,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174788501] [2024-11-18 18:40:53,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:40:53,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:40:53,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:40:54,059 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-18 18:40:54,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:40:54,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174788501] [2024-11-18 18:40:54,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1174788501] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:40:54,060 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:40:54,060 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 18:40:54,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868496502] [2024-11-18 18:40:54,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:40:54,061 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 18:40:54,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:40:54,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 18:40:54,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 18:40:54,062 INFO L87 Difference]: Start difference. First operand 80 states and 122 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-18 18:40:54,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:40:54,113 INFO L93 Difference]: Finished difference Result 199 states and 301 transitions. [2024-11-18 18:40:54,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 18:40:54,114 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 174 [2024-11-18 18:40:54,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:40:54,119 INFO L225 Difference]: With dead ends: 199 [2024-11-18 18:40:54,120 INFO L226 Difference]: Without dead ends: 122 [2024-11-18 18:40:54,120 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 18:40:54,125 INFO L432 NwaCegarLoop]: 119 mSDtfsCounter, 60 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 229 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 18:40:54,126 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 229 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:40:54,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2024-11-18 18:40:54,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 119. [2024-11-18 18:40:54,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 74 states have (on average 1.2837837837837838) internal successors, (95), 75 states have internal predecessors, (95), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 41 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-18 18:40:54,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 179 transitions. [2024-11-18 18:40:54,156 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 179 transitions. Word has length 174 [2024-11-18 18:40:54,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:40:54,157 INFO L471 AbstractCegarLoop]: Abstraction has 119 states and 179 transitions. [2024-11-18 18:40:54,157 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-18 18:40:54,157 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 179 transitions. [2024-11-18 18:40:54,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-18 18:40:54,163 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:40:54,164 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 18:40:54,164 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-18 18:40:54,164 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:40:54,164 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:40:54,164 INFO L85 PathProgramCache]: Analyzing trace with hash -1168440601, now seen corresponding path program 1 times [2024-11-18 18:40:54,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:40:54,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23870355] [2024-11-18 18:40:54,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:40:54,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:40:54,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:40:55,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-18 18:40:55,404 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:40:55,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23870355] [2024-11-18 18:40:55,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [23870355] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:40:55,409 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:40:55,409 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 18:40:55,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862712475] [2024-11-18 18:40:55,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:40:55,410 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 18:40:55,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:40:55,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 18:40:55,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-18 18:40:55,413 INFO L87 Difference]: Start difference. First operand 119 states and 179 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-18 18:40:55,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:40:55,678 INFO L93 Difference]: Finished difference Result 315 states and 469 transitions. [2024-11-18 18:40:55,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-18 18:40:55,679 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 174 [2024-11-18 18:40:55,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:40:55,682 INFO L225 Difference]: With dead ends: 315 [2024-11-18 18:40:55,682 INFO L226 Difference]: Without dead ends: 199 [2024-11-18 18:40:55,683 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-18 18:40:55,684 INFO L432 NwaCegarLoop]: 110 mSDtfsCounter, 94 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 18:40:55,685 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 315 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 18:40:55,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2024-11-18 18:40:55,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 136. [2024-11-18 18:40:55,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 91 states have (on average 1.3516483516483517) internal successors, (123), 92 states have internal predecessors, (123), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 41 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-18 18:40:55,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 207 transitions. [2024-11-18 18:40:55,707 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 207 transitions. Word has length 174 [2024-11-18 18:40:55,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:40:55,708 INFO L471 AbstractCegarLoop]: Abstraction has 136 states and 207 transitions. [2024-11-18 18:40:55,708 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-18 18:40:55,708 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 207 transitions. [2024-11-18 18:40:55,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-18 18:40:55,710 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:40:55,710 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 18:40:55,711 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-18 18:40:55,711 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:40:55,711 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:40:55,711 INFO L85 PathProgramCache]: Analyzing trace with hash -1922818362, now seen corresponding path program 1 times [2024-11-18 18:40:55,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:40:55,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661736332] [2024-11-18 18:40:55,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:40:55,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:40:55,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:40:56,428 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-18 18:40:56,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:40:56,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661736332] [2024-11-18 18:40:56,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [661736332] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:40:56,429 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:40:56,429 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-18 18:40:56,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309071646] [2024-11-18 18:40:56,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:40:56,430 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-18 18:40:56,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:40:56,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-18 18:40:56,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-18 18:40:56,431 INFO L87 Difference]: Start difference. First operand 136 states and 207 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-18 18:40:57,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:40:57,126 INFO L93 Difference]: Finished difference Result 373 states and 550 transitions. [2024-11-18 18:40:57,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-18 18:40:57,127 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 175 [2024-11-18 18:40:57,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:40:57,129 INFO L225 Difference]: With dead ends: 373 [2024-11-18 18:40:57,129 INFO L226 Difference]: Without dead ends: 240 [2024-11-18 18:40:57,130 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2024-11-18 18:40:57,131 INFO L432 NwaCegarLoop]: 121 mSDtfsCounter, 166 mSDsluCounter, 307 mSDsCounter, 0 mSdLazyCounter, 170 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 166 SdHoareTripleChecker+Valid, 428 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 170 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-18 18:40:57,131 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [166 Valid, 428 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 170 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-18 18:40:57,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2024-11-18 18:40:57,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 119. [2024-11-18 18:40:57,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 74 states have (on average 1.2567567567567568) internal successors, (93), 75 states have internal predecessors, (93), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 41 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-18 18:40:57,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 177 transitions. [2024-11-18 18:40:57,143 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 177 transitions. Word has length 175 [2024-11-18 18:40:57,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:40:57,144 INFO L471 AbstractCegarLoop]: Abstraction has 119 states and 177 transitions. [2024-11-18 18:40:57,144 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-18 18:40:57,144 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 177 transitions. [2024-11-18 18:40:57,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-18 18:40:57,145 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:40:57,145 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 18:40:57,146 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-18 18:40:57,146 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:40:57,146 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:40:57,146 INFO L85 PathProgramCache]: Analyzing trace with hash 29888696, now seen corresponding path program 1 times [2024-11-18 18:40:57,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:40:57,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278540281] [2024-11-18 18:40:57,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:40:57,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:40:57,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-18 18:40:57,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1468886936] [2024-11-18 18:40:57,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:40:57,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 18:40:57,192 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 18:40:57,196 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-18 18:40:57,198 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-18 18:40:57,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 18:40:57,295 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-18 18:40:57,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 18:40:57,392 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-18 18:40:57,392 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-18 18:40:57,393 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-18 18:40:57,410 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-18 18:40:57,595 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 18:40:57,602 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-11-18 18:40:57,702 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-18 18:40:57,705 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 06:40:57 BoogieIcfgContainer [2024-11-18 18:40:57,705 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-18 18:40:57,705 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-18 18:40:57,706 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-18 18:40:57,706 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-18 18:40:57,706 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:40:52" (3/4) ... [2024-11-18 18:40:57,708 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-18 18:40:57,709 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-18 18:40:57,710 INFO L158 Benchmark]: Toolchain (without parser) took 5975.35ms. Allocated memory was 176.2MB in the beginning and 283.1MB in the end (delta: 107.0MB). Free memory was 102.2MB in the beginning and 241.9MB in the end (delta: -139.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 18:40:57,710 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 176.2MB. Free memory is still 128.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 18:40:57,710 INFO L158 Benchmark]: CACSL2BoogieTranslator took 391.42ms. Allocated memory is still 176.2MB. Free memory was 102.0MB in the beginning and 86.6MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-18 18:40:57,710 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.31ms. Allocated memory is still 176.2MB. Free memory was 86.6MB in the beginning and 144.2MB in the end (delta: -57.5MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2024-11-18 18:40:57,711 INFO L158 Benchmark]: Boogie Preprocessor took 68.75ms. Allocated memory was 176.2MB in the beginning and 232.8MB in the end (delta: 56.6MB). Free memory was 144.1MB in the beginning and 200.3MB in the end (delta: -56.2MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2024-11-18 18:40:57,711 INFO L158 Benchmark]: RCFGBuilder took 562.57ms. Allocated memory is still 232.8MB. Free memory was 200.3MB in the beginning and 178.3MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-18 18:40:57,711 INFO L158 Benchmark]: TraceAbstraction took 4843.84ms. Allocated memory was 232.8MB in the beginning and 283.1MB in the end (delta: 50.3MB). Free memory was 177.2MB in the beginning and 242.9MB in the end (delta: -65.7MB). Peak memory consumption was 144.1MB. Max. memory is 16.1GB. [2024-11-18 18:40:57,711 INFO L158 Benchmark]: Witness Printer took 3.70ms. Allocated memory is still 283.1MB. Free memory was 242.9MB in the beginning and 241.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 18:40:57,713 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 176.2MB. Free memory is still 128.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 391.42ms. Allocated memory is still 176.2MB. Free memory was 102.0MB in the beginning and 86.6MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.31ms. Allocated memory is still 176.2MB. Free memory was 86.6MB in the beginning and 144.2MB in the end (delta: -57.5MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.75ms. Allocated memory was 176.2MB in the beginning and 232.8MB in the end (delta: 56.6MB). Free memory was 144.1MB in the beginning and 200.3MB in the end (delta: -56.2MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * RCFGBuilder took 562.57ms. Allocated memory is still 232.8MB. Free memory was 200.3MB in the beginning and 178.3MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 4843.84ms. Allocated memory was 232.8MB in the beginning and 283.1MB in the end (delta: 50.3MB). Free memory was 177.2MB in the beginning and 242.9MB in the end (delta: -65.7MB). Peak memory consumption was 144.1MB. Max. memory is 16.1GB. * Witness Printer took 3.70ms. Allocated memory is still 283.1MB. Free memory was 242.9MB in the beginning and 241.9MB in the end (delta: 1.0MB). 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 139, overapproximation of someBinaryDOUBLEComparisonOperation at line 139, overapproximation of someBinaryArithmeticFLOAToperation at line 83. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 64; [L23] signed long int var_1_2 = -1; [L24] signed long int var_1_3 = -2; [L25] unsigned char var_1_4 = 0; [L26] unsigned long int var_1_5 = 3914692693; [L27] unsigned long int var_1_6 = 32; [L28] unsigned long int var_1_7 = 1; [L29] unsigned char var_1_8 = 0; [L30] unsigned char var_1_9 = 0; [L31] unsigned char var_1_10 = 0; [L32] unsigned char var_1_11 = 50; [L33] signed long int var_1_12 = 25; [L34] signed long int var_1_13 = 1; [L35] float var_1_15 = 4.75; [L36] unsigned char var_1_16 = 100; [L37] float var_1_17 = 50.1; [L38] float var_1_18 = 100.9; [L39] float var_1_19 = 8.5; [L40] float var_1_20 = 10.625; [L41] float var_1_21 = 0.0; [L42] float var_1_22 = 7.8; [L43] float var_1_23 = 8.25; [L44] double var_1_24 = 5.5; VAL [isInitial=0, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-1, var_1_3=-2, var_1_4=0, var_1_5=3914692693, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L143] isInitial = 1 [L144] FCALL initially() [L145] COND TRUE 1 [L146] FCALL updateLastVariables() [L147] CALL updateVariables() [L90] var_1_2 = __VERIFIER_nondet_long() [L91] CALL assume_abort_if_not(var_1_2 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=-2, var_1_4=0, var_1_5=3914692693, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=-2, var_1_4=0, var_1_5=3914692693, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L91] RET assume_abort_if_not(var_1_2 >= -2147483648) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=-2, var_1_4=0, var_1_5=3914692693, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L92] CALL assume_abort_if_not(var_1_2 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=-2, var_1_4=0, var_1_5=3914692693, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=-2, var_1_4=0, var_1_5=3914692693, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L92] RET assume_abort_if_not(var_1_2 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=-2, var_1_4=0, var_1_5=3914692693, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L93] var_1_3 = __VERIFIER_nondet_long() [L94] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=3914692693, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=3914692693, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L94] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=3914692693, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L95] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=3914692693, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=3914692693, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L95] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=3914692693, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L96] var_1_4 = __VERIFIER_nondet_uchar() [L97] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_5=3914692693, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_5=3914692693, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L97] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_5=3914692693, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L98] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3914692693, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3914692693, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L98] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3914692693, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L99] var_1_5 = __VERIFIER_nondet_ulong() [L100] CALL assume_abort_if_not(var_1_5 >= 3221225470) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L100] RET assume_abort_if_not(var_1_5 >= 3221225470) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L101] CALL assume_abort_if_not(var_1_5 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L101] RET assume_abort_if_not(var_1_5 <= 4294967294) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L102] var_1_6 = __VERIFIER_nondet_ulong() [L103] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_7=1, var_1_8=0, var_1_9=0] [L103] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_7=1, var_1_8=0, var_1_9=0] [L104] CALL assume_abort_if_not(var_1_6 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=0] [L104] RET assume_abort_if_not(var_1_6 <= 1073741823) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=0] [L105] var_1_7 = __VERIFIER_nondet_ulong() [L106] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_8=0, var_1_9=0] [L106] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_8=0, var_1_9=0] [L107] CALL assume_abort_if_not(var_1_7 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L107] RET assume_abort_if_not(var_1_7 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L108] var_1_9 = __VERIFIER_nondet_uchar() [L109] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0] [L109] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0] [L110] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L110] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L111] var_1_10 = __VERIFIER_nondet_uchar() [L112] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L112] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L113] CALL assume_abort_if_not(var_1_10 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L113] RET assume_abort_if_not(var_1_10 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L114] var_1_12 = __VERIFIER_nondet_long() [L115] CALL assume_abort_if_not(var_1_12 >= 14) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L115] RET assume_abort_if_not(var_1_12 >= 14) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L116] CALL assume_abort_if_not(var_1_12 <= 29) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L116] RET assume_abort_if_not(var_1_12 <= 29) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L117] var_1_13 = __VERIFIER_nondet_long() [L118] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L118] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L119] CALL assume_abort_if_not(var_1_13 <= 14) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L119] RET assume_abort_if_not(var_1_13 <= 14) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L120] var_1_16 = __VERIFIER_nondet_uchar() [L121] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L121] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L122] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L122] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L123] var_1_17 = __VERIFIER_nondet_float() [L124] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L124] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L125] var_1_19 = __VERIFIER_nondet_float() [L126] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L126] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L127] var_1_20 = __VERIFIER_nondet_float() [L128] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_1=64, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_1=64, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L128] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_1=64, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L129] var_1_21 = __VERIFIER_nondet_float() [L130] CALL assume_abort_if_not((var_1_21 >= 2305843.009213691390e+12F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_1=64, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_1=64, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L130] RET assume_abort_if_not((var_1_21 >= 2305843.009213691390e+12F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_1=64, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L131] var_1_22 = __VERIFIER_nondet_float() [L132] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_1=64, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_1=64, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L132] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_1=64, var_1_23=33/4, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L133] var_1_23 = __VERIFIER_nondet_float() [L134] CALL assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L134] RET assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L147] RET updateVariables() [L148] CALL step() [L48] COND FALSE !(! (var_1_2 >= var_1_3)) [L55] var_1_1 = var_1_7 VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_1=0, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L57] COND FALSE !(var_1_6 < var_1_3) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_1=0, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L62] COND FALSE !(! ((var_1_5 > var_1_7) || var_1_4)) [L73] var_1_11 = var_1_12 VAL [isInitial=1, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_1=0, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L75] COND FALSE !(\read(var_1_10)) VAL [isInitial=1, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_1=0, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L80] COND FALSE !(\read(var_1_10)) [L83] var_1_18 = (((var_1_21 - var_1_22) - var_1_23) + var_1_20) VAL [isInitial=1, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_1=0, var_1_24=11/2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L85] COND TRUE (~ var_1_3) <= (var_1_12 - var_1_11) [L86] var_1_24 = var_1_22 VAL [isInitial=1, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_1=0, var_1_22=2, var_1_24=2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L148] RET step() [L149] CALL, EXPR property() [L139] EXPR (((! (var_1_2 >= var_1_3)) ? (var_1_4 ? (var_1_1 == ((unsigned long int) ((var_1_5 - var_1_6) - var_1_7))) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_7))) && ((var_1_6 < var_1_3) ? ((var_1_3 <= var_1_6) ? (var_1_8 == ((unsigned char) ((var_1_4 && var_1_9) || var_1_10))) : 1) : 1)) && ((! ((var_1_5 > var_1_7) || var_1_4)) ? (((5u << (var_1_12 - var_1_13)) > (var_1_5 / 25u)) ? (((-64 * var_1_5) != var_1_7) ? (var_1_11 == ((unsigned char) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) VAL [isInitial=1, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_1=0, var_1_22=2, var_1_24=2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L139] EXPR (! ((var_1_5 > var_1_7) || var_1_4)) ? (((5u << (var_1_12 - var_1_13)) > (var_1_5 / 25u)) ? (((-64 * var_1_5) != var_1_7) ? (var_1_11 == ((unsigned char) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12)) VAL [isInitial=1, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_1=0, var_1_22=2, var_1_24=2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L139] EXPR (((! (var_1_2 >= var_1_3)) ? (var_1_4 ? (var_1_1 == ((unsigned long int) ((var_1_5 - var_1_6) - var_1_7))) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_7))) && ((var_1_6 < var_1_3) ? ((var_1_3 <= var_1_6) ? (var_1_8 == ((unsigned char) ((var_1_4 && var_1_9) || var_1_10))) : 1) : 1)) && ((! ((var_1_5 > var_1_7) || var_1_4)) ? (((5u << (var_1_12 - var_1_13)) > (var_1_5 / 25u)) ? (((-64 * var_1_5) != var_1_7) ? (var_1_11 == ((unsigned char) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) VAL [isInitial=1, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_1=0, var_1_22=2, var_1_24=2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L139-L140] return ((((((! (var_1_2 >= var_1_3)) ? (var_1_4 ? (var_1_1 == ((unsigned long int) ((var_1_5 - var_1_6) - var_1_7))) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_7))) && ((var_1_6 < var_1_3) ? ((var_1_3 <= var_1_6) ? (var_1_8 == ((unsigned char) ((var_1_4 && var_1_9) || var_1_10))) : 1) : 1)) && ((! ((var_1_5 > var_1_7) || var_1_4)) ? (((5u << (var_1_12 - var_1_13)) > (var_1_5 / 25u)) ? (((-64 * var_1_5) != var_1_7) ? (var_1_11 == ((unsigned char) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12)))) && (var_1_10 ? ((var_1_11 > (var_1_6 / (var_1_12 + var_1_16))) ? (var_1_15 == ((float) var_1_17)) : 1) : 1)) && (var_1_10 ? (var_1_18 == ((float) (var_1_19 + var_1_20))) : (var_1_18 == ((float) (((var_1_21 - var_1_22) - var_1_23) + var_1_20))))) && (((~ var_1_3) <= (var_1_12 - var_1_11)) ? (var_1_24 == ((double) var_1_22)) : 1) ; [L149] RET, EXPR property() [L149] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_1=0, var_1_22=2, var_1_24=2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [isInitial=1, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=0, var_1_15=19/4, var_1_16=127, var_1_1=0, var_1_22=2, var_1_24=2, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=3221225470, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 84 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.7s, OverallIterations: 5, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 320 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 320 mSDsluCounter, 1094 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 622 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 283 IncrementalHoareTripleChecker+Invalid, 291 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 472 mSDtfsCounter, 283 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 201 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=136occurred in iteration=3, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 187 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 1223 NumberOfCodeBlocks, 1223 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 866 ConstructedInterpolants, 0 QuantifiedInterpolants, 1602 SizeOfPredicates, 0 NumberOfNonLiveVariables, 375 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 7506/7560 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-18 18:40:57,742 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/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/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-74.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b1c30a86fefc6335b9d16e82085bfc5f2c862606f595d2c81d4cd01f1bfb7b41 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 18:40:59,816 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 18:40:59,864 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-18 18:40:59,868 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 18:40:59,868 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 18:40:59,885 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 18:40:59,886 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 18:40:59,886 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 18:40:59,886 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 18:40:59,887 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 18:40:59,887 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 18:40:59,887 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 18:40:59,888 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 18:40:59,888 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 18:40:59,888 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 18:40:59,889 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 18:40:59,889 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 18:40:59,889 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 18:40:59,889 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 18:40:59,890 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 18:40:59,890 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 18:40:59,890 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 18:40:59,891 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 18:40:59,891 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-18 18:40:59,891 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-18 18:40:59,891 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 18:40:59,892 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-18 18:40:59,892 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 18:40:59,892 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 18:40:59,892 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 18:40:59,893 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 18:40:59,893 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 18:40:59,893 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 18:40:59,893 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 18:40:59,894 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 18:40:59,894 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 18:40:59,894 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 18:40:59,895 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 18:40:59,895 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-18 18:40:59,895 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-18 18:40:59,895 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 18:40:59,896 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 18:40:59,896 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 18:40:59,896 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 18:40:59,896 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1c30a86fefc6335b9d16e82085bfc5f2c862606f595d2c81d4cd01f1bfb7b41 [2024-11-18 18:41:00,158 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 18:41:00,181 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 18:41:00,185 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 18:41:00,186 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 18:41:00,186 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 18:41:00,187 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-74.i [2024-11-18 18:41:01,736 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 18:41:01,937 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 18:41:01,938 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-74.i [2024-11-18 18:41:01,949 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78a416fa2/24640053a93942df9a469d813bc60a94/FLAGe0f7c5f74 [2024-11-18 18:41:02,302 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78a416fa2/24640053a93942df9a469d813bc60a94 [2024-11-18 18:41:02,305 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 18:41:02,306 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 18:41:02,308 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 18:41:02,308 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 18:41:02,313 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 18:41:02,315 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:41:02" (1/1) ... [2024-11-18 18:41:02,316 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@191e9c29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:02, skipping insertion in model container [2024-11-18 18:41:02,316 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:41:02" (1/1) ... [2024-11-18 18:41:02,340 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 18:41:02,499 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-74.i[913,926] [2024-11-18 18:41:02,558 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 18:41:02,575 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 18:41:02,585 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-74.i[913,926] [2024-11-18 18:41:02,617 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 18:41:02,653 INFO L204 MainTranslator]: Completed translation [2024-11-18 18:41:02,654 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:02 WrapperNode [2024-11-18 18:41:02,654 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 18:41:02,655 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 18:41:02,655 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 18:41:02,655 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 18:41:02,665 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:02" (1/1) ... [2024-11-18 18:41:02,680 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:02" (1/1) ... [2024-11-18 18:41:02,711 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 159 [2024-11-18 18:41:02,711 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 18:41:02,712 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 18:41:02,712 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 18:41:02,712 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 18:41:02,721 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:02" (1/1) ... [2024-11-18 18:41:02,721 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:02" (1/1) ... [2024-11-18 18:41:02,726 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:02" (1/1) ... [2024-11-18 18:41:02,741 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-18 18:41:02,741 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:02" (1/1) ... [2024-11-18 18:41:02,741 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:02" (1/1) ... [2024-11-18 18:41:02,751 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:02" (1/1) ... [2024-11-18 18:41:02,753 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:02" (1/1) ... [2024-11-18 18:41:02,758 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:02" (1/1) ... [2024-11-18 18:41:02,763 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:02" (1/1) ... [2024-11-18 18:41:02,766 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 18:41:02,769 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 18:41:02,770 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 18:41:02,770 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 18:41:02,770 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:02" (1/1) ... [2024-11-18 18:41:02,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 18:41:02,790 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 18:41:02,804 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-18 18:41:02,806 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-18 18:41:02,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 18:41:02,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-18 18:41:02,840 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 18:41:02,841 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 18:41:02,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 18:41:02,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 18:41:02,926 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 18:41:02,929 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 18:41:04,333 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-18 18:41:04,333 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 18:41:04,344 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 18:41:04,344 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 18:41:04,344 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:41:04 BoogieIcfgContainer [2024-11-18 18:41:04,345 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 18:41:04,346 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 18:41:04,346 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 18:41:04,349 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 18:41:04,349 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 06:41:02" (1/3) ... [2024-11-18 18:41:04,350 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b628aad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:41:04, skipping insertion in model container [2024-11-18 18:41:04,350 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:02" (2/3) ... [2024-11-18 18:41:04,350 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b628aad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:41:04, skipping insertion in model container [2024-11-18 18:41:04,350 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:41:04" (3/3) ... [2024-11-18 18:41:04,351 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-74.i [2024-11-18 18:41:04,364 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 18:41:04,364 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 18:41:04,418 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 18:41:04,424 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;@17058dbb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 18:41:04,425 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 18:41:04,429 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 44 states have (on average 1.3636363636363635) internal successors, (60), 45 states have internal predecessors, (60), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-18 18:41:04,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-18 18:41:04,440 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:41:04,441 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 18:41:04,442 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:41:04,446 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:41:04,446 INFO L85 PathProgramCache]: Analyzing trace with hash -589216113, now seen corresponding path program 1 times [2024-11-18 18:41:04,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 18:41:04,457 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2108287425] [2024-11-18 18:41:04,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:41:04,458 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 18:41:04,458 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 18:41:04,468 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 18:41:04,478 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-18 18:41:04,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:41:04,829 INFO L255 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 18:41:04,850 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 18:41:04,904 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 614 proven. 0 refuted. 0 times theorem prover too weak. 898 trivial. 0 not checked. [2024-11-18 18:41:04,907 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 18:41:04,908 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 18:41:04,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2108287425] [2024-11-18 18:41:04,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2108287425] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:41:04,910 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:41:04,910 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-18 18:41:04,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219050599] [2024-11-18 18:41:04,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:41:04,916 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 18:41:04,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 18:41:04,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 18:41:04,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 18:41:04,943 INFO L87 Difference]: Start difference. First operand has 75 states, 44 states have (on average 1.3636363636363635) internal successors, (60), 45 states have internal predecessors, (60), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-18 18:41:04,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:41:04,975 INFO L93 Difference]: Finished difference Result 143 states and 254 transitions. [2024-11-18 18:41:04,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 18:41:04,977 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 172 [2024-11-18 18:41:04,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:41:04,984 INFO L225 Difference]: With dead ends: 143 [2024-11-18 18:41:04,984 INFO L226 Difference]: Without dead ends: 71 [2024-11-18 18:41:04,988 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 18:41:04,992 INFO L432 NwaCegarLoop]: 109 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 109 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 18:41:04,993 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:41:05,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2024-11-18 18:41:05,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2024-11-18 18:41:05,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 41 states have (on average 1.2926829268292683) internal successors, (53), 41 states have internal predecessors, (53), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-18 18:41:05,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 109 transitions. [2024-11-18 18:41:05,040 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 109 transitions. Word has length 172 [2024-11-18 18:41:05,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:41:05,042 INFO L471 AbstractCegarLoop]: Abstraction has 71 states and 109 transitions. [2024-11-18 18:41:05,043 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-18 18:41:05,043 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 109 transitions. [2024-11-18 18:41:05,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-18 18:41:05,047 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:41:05,047 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 18:41:05,060 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-18 18:41:05,248 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 18:41:05,249 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:41:05,250 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:41:05,250 INFO L85 PathProgramCache]: Analyzing trace with hash -1235663037, now seen corresponding path program 1 times [2024-11-18 18:41:05,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 18:41:05,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [997699816] [2024-11-18 18:41:05,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:41:05,251 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 18:41:05,251 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 18:41:05,254 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 18:41:05,254 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-18 18:41:05,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:41:05,538 INFO L255 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-18 18:41:05,545 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 18:41:05,832 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 777 proven. 36 refuted. 0 times theorem prover too weak. 699 trivial. 0 not checked. [2024-11-18 18:41:05,834 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 18:41:06,298 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 45 proven. 36 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-11-18 18:41:06,299 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 18:41:06,299 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [997699816] [2024-11-18 18:41:06,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [997699816] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 18:41:06,299 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-18 18:41:06,299 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2024-11-18 18:41:06,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516239909] [2024-11-18 18:41:06,300 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-18 18:41:06,301 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 18:41:06,301 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 18:41:06,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 18:41:06,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-18 18:41:06,302 INFO L87 Difference]: Start difference. First operand 71 states and 109 transitions. Second operand has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 7 states have internal predecessors, (44), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2024-11-18 18:41:10,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.75s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 18:41:10,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:41:10,206 INFO L93 Difference]: Finished difference Result 146 states and 220 transitions. [2024-11-18 18:41:10,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-18 18:41:10,227 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 7 states have internal predecessors, (44), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) Word has length 172 [2024-11-18 18:41:10,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:41:10,229 INFO L225 Difference]: With dead ends: 146 [2024-11-18 18:41:10,229 INFO L226 Difference]: Without dead ends: 78 [2024-11-18 18:41:10,230 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 346 GetRequests, 336 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-18 18:41:10,231 INFO L432 NwaCegarLoop]: 71 mSDtfsCounter, 46 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 155 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 155 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2024-11-18 18:41:10,231 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 156 Invalid, 167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2024-11-18 18:41:10,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2024-11-18 18:41:10,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 74. [2024-11-18 18:41:10,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 43 states have (on average 1.2093023255813953) internal successors, (52), 43 states have internal predecessors, (52), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-18 18:41:10,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 108 transitions. [2024-11-18 18:41:10,244 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 108 transitions. Word has length 172 [2024-11-18 18:41:10,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:41:10,245 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 108 transitions. [2024-11-18 18:41:10,245 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 7 states have internal predecessors, (44), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2024-11-18 18:41:10,245 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 108 transitions. [2024-11-18 18:41:10,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-18 18:41:10,247 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:41:10,247 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 18:41:10,259 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-18 18:41:10,447 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 18:41:10,448 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:41:10,449 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:41:10,449 INFO L85 PathProgramCache]: Analyzing trace with hash -1178404735, now seen corresponding path program 1 times [2024-11-18 18:41:10,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 18:41:10,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [175881622] [2024-11-18 18:41:10,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:41:10,450 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 18:41:10,450 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 18:41:10,451 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 18:41:10,469 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-18 18:41:10,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:41:10,869 INFO L255 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-18 18:41:10,887 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 18:41:50,868 WARN L286 SmtUtils]: Spent 15.03s on a formula simplification that was a NOOP. DAG size: 54 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)