./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-83.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 803cd42f Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-83.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 697446946165ae272786e9d81fc2045a64e24ee746f7902557329f5365749420 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 09:17:00,404 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 09:17:00,491 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-22 09:17:00,496 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 09:17:00,498 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 09:17:00,535 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 09:17:00,535 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 09:17:00,536 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 09:17:00,536 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 09:17:00,537 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 09:17:00,537 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 09:17:00,537 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 09:17:00,538 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 09:17:00,538 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 09:17:00,539 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 09:17:00,539 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 09:17:00,540 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 09:17:00,540 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-22 09:17:00,540 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 09:17:00,541 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-22 09:17:00,541 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 09:17:00,542 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 09:17:00,542 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 09:17:00,542 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 09:17:00,542 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 09:17:00,543 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-22 09:17:00,543 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 09:17:00,543 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 09:17:00,544 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 09:17:00,544 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 09:17:00,544 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 09:17:00,544 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 09:17:00,544 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 09:17:00,545 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 09:17:00,545 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 09:17:00,546 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 09:17:00,546 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 09:17:00,546 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 09:17:00,547 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 09:17:00,547 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 09:17:00,547 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 09:17:00,548 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 09:17:00,548 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 697446946165ae272786e9d81fc2045a64e24ee746f7902557329f5365749420 [2024-11-22 09:17:00,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 09:17:00,812 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 09:17:00,816 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 09:17:00,818 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 09:17:00,818 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 09:17:00,820 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-83.i [2024-11-22 09:17:02,304 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 09:17:02,535 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 09:17:02,536 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-83.i [2024-11-22 09:17:02,549 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f13ac9bef/5d4f22696f0d4f909a1134dcb77e1931/FLAGf4114396c [2024-11-22 09:17:02,569 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f13ac9bef/5d4f22696f0d4f909a1134dcb77e1931 [2024-11-22 09:17:02,571 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 09:17:02,572 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 09:17:02,573 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 09:17:02,574 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 09:17:02,578 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 09:17:02,579 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:17:02" (1/1) ... [2024-11-22 09:17:02,579 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d80b9f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:17:02, skipping insertion in model container [2024-11-22 09:17:02,579 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:17:02" (1/1) ... [2024-11-22 09:17:02,608 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 09:17:02,790 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-83.i[919,932] [2024-11-22 09:17:02,894 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 09:17:02,911 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 09:17:02,924 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-83.i[919,932] [2024-11-22 09:17:02,977 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 09:17:03,004 INFO L204 MainTranslator]: Completed translation [2024-11-22 09:17:03,005 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:17:03 WrapperNode [2024-11-22 09:17:03,005 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 09:17:03,006 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 09:17:03,007 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 09:17:03,007 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 09:17:03,015 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:17:03" (1/1) ... [2024-11-22 09:17:03,033 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:17:03" (1/1) ... [2024-11-22 09:17:03,091 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 240 [2024-11-22 09:17:03,091 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 09:17:03,092 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 09:17:03,093 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 09:17:03,093 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 09:17:03,104 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:17:03" (1/1) ... [2024-11-22 09:17:03,105 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:17:03" (1/1) ... [2024-11-22 09:17:03,112 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:17:03" (1/1) ... [2024-11-22 09:17:03,146 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]. [2024-11-22 09:17:03,147 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:17:03" (1/1) ... [2024-11-22 09:17:03,147 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:17:03" (1/1) ... [2024-11-22 09:17:03,174 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:17:03" (1/1) ... [2024-11-22 09:17:03,184 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:17:03" (1/1) ... [2024-11-22 09:17:03,189 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:17:03" (1/1) ... [2024-11-22 09:17:03,197 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:17:03" (1/1) ... [2024-11-22 09:17:03,212 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 09:17:03,213 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 09:17:03,213 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 09:17:03,213 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 09:17:03,214 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:17:03" (1/1) ... [2024-11-22 09:17:03,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 09:17:03,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 09:17:03,258 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) [2024-11-22 09:17:03,266 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 [2024-11-22 09:17:03,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 09:17:03,321 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-22 09:17:03,322 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-22 09:17:03,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-22 09:17:03,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 09:17:03,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 09:17:03,415 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 09:17:03,418 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 09:17:04,069 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-22 09:17:04,070 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 09:17:04,086 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 09:17:04,087 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-22 09:17:04,087 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:17:04 BoogieIcfgContainer [2024-11-22 09:17:04,088 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 09:17:04,090 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 09:17:04,091 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 09:17:04,094 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 09:17:04,094 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 09:17:02" (1/3) ... [2024-11-22 09:17:04,095 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a698a42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:17:04, skipping insertion in model container [2024-11-22 09:17:04,096 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:17:03" (2/3) ... [2024-11-22 09:17:04,096 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a698a42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:17:04, skipping insertion in model container [2024-11-22 09:17:04,096 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:17:04" (3/3) ... [2024-11-22 09:17:04,098 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-83.i [2024-11-22 09:17:04,114 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 09:17:04,114 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-22 09:17:04,182 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 09:17:04,192 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;@74b5f035, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 09:17:04,192 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-22 09:17:04,198 INFO L276 IsEmpty]: Start isEmpty. Operand has 103 states, 79 states have (on average 1.5443037974683544) internal successors, (122), 80 states have internal predecessors, (122), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-22 09:17:04,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-22 09:17:04,214 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 09:17:04,215 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 09:17:04,216 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 09:17:04,220 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 09:17:04,221 INFO L85 PathProgramCache]: Analyzing trace with hash -1371574606, now seen corresponding path program 1 times [2024-11-22 09:17:04,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 09:17:04,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1268115113] [2024-11-22 09:17:04,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 09:17:04,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 09:17:04,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 09:17:04,569 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2024-11-22 09:17:04,569 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 09:17:04,570 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1268115113] [2024-11-22 09:17:04,570 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1268115113] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 09:17:04,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1875507298] [2024-11-22 09:17:04,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 09:17:04,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 09:17:04,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 09:17:04,574 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) [2024-11-22 09:17:04,576 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-22 09:17:04,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 09:17:04,739 INFO L255 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-22 09:17:04,750 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 09:17:04,781 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2024-11-22 09:17:04,785 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-22 09:17:04,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1875507298] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 09:17:04,786 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-22 09:17:04,786 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-22 09:17:04,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112630229] [2024-11-22 09:17:04,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 09:17:04,794 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-22 09:17:04,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 09:17:04,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-22 09:17:04,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-22 09:17:04,826 INFO L87 Difference]: Start difference. First operand has 103 states, 79 states have (on average 1.5443037974683544) internal successors, (122), 80 states have internal predecessors, (122), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-22 09:17:04,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 09:17:04,861 INFO L93 Difference]: Finished difference Result 199 states and 343 transitions. [2024-11-22 09:17:04,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-22 09:17:04,863 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) Word has length 146 [2024-11-22 09:17:04,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 09:17:04,873 INFO L225 Difference]: With dead ends: 199 [2024-11-22 09:17:04,873 INFO L226 Difference]: Without dead ends: 99 [2024-11-22 09:17:04,877 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-22 09:17:04,882 INFO L432 NwaCegarLoop]: 157 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, 157 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 [2024-11-22 09:17:04,883 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-22 09:17:04,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2024-11-22 09:17:04,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2024-11-22 09:17:04,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 76 states have (on average 1.513157894736842) internal successors, (115), 76 states have internal predecessors, (115), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-22 09:17:04,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 157 transitions. [2024-11-22 09:17:04,924 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 157 transitions. Word has length 146 [2024-11-22 09:17:04,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 09:17:04,925 INFO L471 AbstractCegarLoop]: Abstraction has 99 states and 157 transitions. [2024-11-22 09:17:04,925 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-22 09:17:04,926 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 157 transitions. [2024-11-22 09:17:04,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-22 09:17:04,928 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 09:17:04,929 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 09:17:04,940 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-22 09:17:05,130 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 [2024-11-22 09:17:05,131 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 09:17:05,131 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 09:17:05,132 INFO L85 PathProgramCache]: Analyzing trace with hash 444262060, now seen corresponding path program 1 times [2024-11-22 09:17:05,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 09:17:05,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217579027] [2024-11-22 09:17:05,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 09:17:05,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 09:17:05,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 09:17:05,930 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 18 proven. 42 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2024-11-22 09:17:05,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 09:17:05,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217579027] [2024-11-22 09:17:05,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217579027] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 09:17:05,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1052232008] [2024-11-22 09:17:05,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 09:17:05,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 09:17:05,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 09:17:05,936 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) [2024-11-22 09:17:05,938 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-22 09:17:06,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 09:17:06,070 INFO L255 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-22 09:17:06,077 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 09:17:06,340 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 368 proven. 42 refuted. 0 times theorem prover too weak. 430 trivial. 0 not checked. [2024-11-22 09:17:06,341 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-22 09:17:06,617 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 18 proven. 42 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2024-11-22 09:17:06,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1052232008] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-22 09:17:06,617 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-22 09:17:06,617 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 11 [2024-11-22 09:17:06,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722066555] [2024-11-22 09:17:06,618 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-22 09:17:06,620 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-22 09:17:06,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 09:17:06,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-22 09:17:06,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2024-11-22 09:17:06,624 INFO L87 Difference]: Start difference. First operand 99 states and 157 transitions. Second operand has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 11 states have internal predecessors, (69), 3 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2024-11-22 09:17:07,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 09:17:07,028 INFO L93 Difference]: Finished difference Result 202 states and 318 transitions. [2024-11-22 09:17:07,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-22 09:17:07,029 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 11 states have internal predecessors, (69), 3 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) Word has length 146 [2024-11-22 09:17:07,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 09:17:07,032 INFO L225 Difference]: With dead ends: 202 [2024-11-22 09:17:07,033 INFO L226 Difference]: Without dead ends: 106 [2024-11-22 09:17:07,034 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 300 GetRequests, 288 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2024-11-22 09:17:07,037 INFO L432 NwaCegarLoop]: 115 mSDtfsCounter, 301 mSDsluCounter, 363 mSDsCounter, 0 mSdLazyCounter, 300 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 307 SdHoareTripleChecker+Valid, 478 SdHoareTripleChecker+Invalid, 331 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 300 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-22 09:17:07,038 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [307 Valid, 478 Invalid, 331 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 300 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-22 09:17:07,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2024-11-22 09:17:07,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 104. [2024-11-22 09:17:07,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 80 states have (on average 1.4875) internal successors, (119), 80 states have internal predecessors, (119), 21 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-22 09:17:07,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 161 transitions. [2024-11-22 09:17:07,059 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 161 transitions. Word has length 146 [2024-11-22 09:17:07,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 09:17:07,060 INFO L471 AbstractCegarLoop]: Abstraction has 104 states and 161 transitions. [2024-11-22 09:17:07,061 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 11 states have internal predecessors, (69), 3 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2024-11-22 09:17:07,061 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 161 transitions. [2024-11-22 09:17:07,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-22 09:17:07,063 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 09:17:07,063 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 09:17:07,075 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-22 09:17:07,264 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-11-22 09:17:07,265 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 09:17:07,265 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 09:17:07,266 INFO L85 PathProgramCache]: Analyzing trace with hash -373386390, now seen corresponding path program 1 times [2024-11-22 09:17:07,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 09:17:07,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535330503] [2024-11-22 09:17:07,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 09:17:07,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 09:17:07,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 09:17:08,385 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 75 proven. 87 refuted. 0 times theorem prover too weak. 678 trivial. 0 not checked. [2024-11-22 09:17:08,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 09:17:08,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535330503] [2024-11-22 09:17:08,386 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [535330503] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 09:17:08,386 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [710750720] [2024-11-22 09:17:08,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 09:17:08,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 09:17:08,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 09:17:08,390 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 09:17:08,392 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-22 09:17:08,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 09:17:08,666 INFO L255 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-22 09:17:08,676 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 09:17:10,233 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 557 proven. 117 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2024-11-22 09:17:10,233 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-22 09:17:10,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [710750720] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 09:17:10,942 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-22 09:17:10,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 16] total 26 [2024-11-22 09:17:10,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499699855] [2024-11-22 09:17:10,942 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-22 09:17:10,943 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-11-22 09:17:10,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 09:17:10,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-11-22 09:17:10,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=247, Invalid=809, Unknown=0, NotChecked=0, Total=1056 [2024-11-22 09:17:10,945 INFO L87 Difference]: Start difference. First operand 104 states and 161 transitions. Second operand has 26 states, 26 states have (on average 3.923076923076923) internal successors, (102), 25 states have internal predecessors, (102), 10 states have call successors, (42), 6 states have call predecessors, (42), 10 states have return successors, (42), 10 states have call predecessors, (42), 10 states have call successors, (42) [2024-11-22 09:17:12,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 09:17:12,331 INFO L93 Difference]: Finished difference Result 405 states and 610 transitions. [2024-11-22 09:17:12,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-22 09:17:12,332 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 3.923076923076923) internal successors, (102), 25 states have internal predecessors, (102), 10 states have call successors, (42), 6 states have call predecessors, (42), 10 states have return successors, (42), 10 states have call predecessors, (42), 10 states have call successors, (42) Word has length 146 [2024-11-22 09:17:12,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 09:17:12,336 INFO L225 Difference]: With dead ends: 405 [2024-11-22 09:17:12,339 INFO L226 Difference]: Without dead ends: 304 [2024-11-22 09:17:12,341 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 222 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 675 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=602, Invalid=1750, Unknown=0, NotChecked=0, Total=2352 [2024-11-22 09:17:12,343 INFO L432 NwaCegarLoop]: 95 mSDtfsCounter, 395 mSDsluCounter, 725 mSDsCounter, 0 mSdLazyCounter, 926 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 410 SdHoareTripleChecker+Valid, 820 SdHoareTripleChecker+Invalid, 1021 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 926 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-22 09:17:12,344 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [410 Valid, 820 Invalid, 1021 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 926 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-22 09:17:12,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2024-11-22 09:17:12,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 257. [2024-11-22 09:17:12,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257 states, 182 states have (on average 1.379120879120879) internal successors, (251), 183 states have internal predecessors, (251), 63 states have call successors, (63), 11 states have call predecessors, (63), 11 states have return successors, (63), 62 states have call predecessors, (63), 63 states have call successors, (63) [2024-11-22 09:17:12,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 377 transitions. [2024-11-22 09:17:12,404 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 377 transitions. Word has length 146 [2024-11-22 09:17:12,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 09:17:12,407 INFO L471 AbstractCegarLoop]: Abstraction has 257 states and 377 transitions. [2024-11-22 09:17:12,407 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 3.923076923076923) internal successors, (102), 25 states have internal predecessors, (102), 10 states have call successors, (42), 6 states have call predecessors, (42), 10 states have return successors, (42), 10 states have call predecessors, (42), 10 states have call successors, (42) [2024-11-22 09:17:12,407 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 377 transitions. [2024-11-22 09:17:12,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-22 09:17:12,414 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 09:17:12,414 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 09:17:12,425 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-22 09:17:12,614 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 09:17:12,615 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 09:17:12,615 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 09:17:12,616 INFO L85 PathProgramCache]: Analyzing trace with hash -264426479, now seen corresponding path program 1 times [2024-11-22 09:17:12,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 09:17:12,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684601663] [2024-11-22 09:17:12,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 09:17:12,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 09:17:12,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-22 09:17:12,718 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1125553968] [2024-11-22 09:17:12,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 09:17:12,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 09:17:12,719 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 09:17:12,721 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 09:17:12,723 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-22 09:17:13,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-22 09:17:13,000 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-22 09:17:13,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-22 09:17:13,213 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-22 09:17:13,214 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-22 09:17:13,215 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-22 09:17:13,229 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-22 09:17:13,418 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 09:17:13,422 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-22 09:17:13,532 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-22 09:17:13,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 09:17:13 BoogieIcfgContainer [2024-11-22 09:17:13,539 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-22 09:17:13,540 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-22 09:17:13,541 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-22 09:17:13,541 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-22 09:17:13,541 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:17:04" (3/4) ... [2024-11-22 09:17:13,544 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-22 09:17:13,545 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-22 09:17:13,546 INFO L158 Benchmark]: Toolchain (without parser) took 10973.58ms. Allocated memory was 184.5MB in the beginning and 272.6MB in the end (delta: 88.1MB). Free memory was 154.8MB in the beginning and 116.4MB in the end (delta: 38.5MB). Peak memory consumption was 125.3MB. Max. memory is 16.1GB. [2024-11-22 09:17:13,546 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 130.0MB. Free memory is still 92.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-22 09:17:13,547 INFO L158 Benchmark]: CACSL2BoogieTranslator took 431.98ms. Allocated memory is still 184.5MB. Free memory was 154.8MB in the beginning and 137.3MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-22 09:17:13,547 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.56ms. Allocated memory is still 184.5MB. Free memory was 137.3MB in the beginning and 130.5MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-22 09:17:13,547 INFO L158 Benchmark]: Boogie Preprocessor took 119.78ms. Allocated memory is still 184.5MB. Free memory was 130.5MB in the beginning and 121.3MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-22 09:17:13,547 INFO L158 Benchmark]: RCFGBuilder took 874.97ms. Allocated memory is still 184.5MB. Free memory was 121.3MB in the beginning and 142.6MB in the end (delta: -21.3MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2024-11-22 09:17:13,548 INFO L158 Benchmark]: TraceAbstraction took 9449.64ms. Allocated memory was 184.5MB in the beginning and 272.6MB in the end (delta: 88.1MB). Free memory was 141.5MB in the beginning and 116.4MB in the end (delta: 25.2MB). Peak memory consumption was 115.4MB. Max. memory is 16.1GB. [2024-11-22 09:17:13,548 INFO L158 Benchmark]: Witness Printer took 5.14ms. Allocated memory is still 272.6MB. Free memory is still 116.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-22 09:17:13,549 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 130.0MB. Free memory is still 92.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 431.98ms. Allocated memory is still 184.5MB. Free memory was 154.8MB in the beginning and 137.3MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.56ms. Allocated memory is still 184.5MB. Free memory was 137.3MB in the beginning and 130.5MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 119.78ms. Allocated memory is still 184.5MB. Free memory was 130.5MB in the beginning and 121.3MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 874.97ms. Allocated memory is still 184.5MB. Free memory was 121.3MB in the beginning and 142.6MB in the end (delta: -21.3MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * TraceAbstraction took 9449.64ms. Allocated memory was 184.5MB in the beginning and 272.6MB in the end (delta: 88.1MB). Free memory was 141.5MB in the beginning and 116.4MB in the end (delta: 25.2MB). Peak memory consumption was 115.4MB. Max. memory is 16.1GB. * Witness Printer took 5.14ms. Allocated memory is still 272.6MB. Free memory is still 116.4MB. 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 156, overapproximation of someBinaryArithmeticFLOAToperation at line 90. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -25; [L23] unsigned char var_1_2 = 0; [L24] signed long int var_1_3 = 1230640054; [L25] signed long int var_1_6 = 1508873667; [L26] unsigned char var_1_7 = 64; [L27] unsigned char var_1_8 = 200; [L28] unsigned char var_1_9 = 16; [L29] unsigned char var_1_10 = 0; [L30] unsigned char var_1_11 = 8; [L31] float var_1_12 = 15.4; [L32] float var_1_16 = 10000000000000.375; [L33] float var_1_17 = 16.4; [L34] float var_1_18 = 8.5; [L35] float var_1_19 = 64.75; [L36] unsigned char var_1_20 = 16; [L37] signed char var_1_22 = 0; [L38] unsigned char var_1_23 = 16; [L39] unsigned char var_1_24 = 128; [L40] signed short int var_1_30 = -256; [L41] signed short int var_1_31 = 2; [L42] signed short int var_1_34 = -2; [L43] signed short int var_1_36 = -50; [L44] unsigned char var_1_37 = 4; [L45] unsigned char var_1_38 = 64; [L46] float var_1_40 = 0.8; [L47] signed short int var_1_44 = 1; [L48] signed long int var_1_45 = 4; [L49] float var_1_46 = 1000000000000.375; VAL [isInitial=0, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1230640054, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L160] isInitial = 1 [L161] FCALL initially() [L162] COND TRUE 1 [L163] FCALL updateLastVariables() [L164] CALL updateVariables() [L120] var_1_2 = __VERIFIER_nondet_uchar() [L121] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1230640054, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1230640054, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L121] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1230640054, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L122] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1230640054, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1230640054, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L122] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1230640054, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L123] var_1_3 = __VERIFIER_nondet_long() [L124] CALL assume_abort_if_not(var_1_3 >= 1073741822) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L124] RET assume_abort_if_not(var_1_3 >= 1073741822) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L125] CALL assume_abort_if_not(var_1_3 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L125] RET assume_abort_if_not(var_1_3 <= 2147483646) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L126] var_1_6 = __VERIFIER_nondet_long() [L127] CALL assume_abort_if_not(var_1_6 >= 1073741822) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L127] RET assume_abort_if_not(var_1_6 >= 1073741822) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L128] CALL assume_abort_if_not(var_1_6 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L128] RET assume_abort_if_not(var_1_6 <= 2147483646) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L129] var_1_8 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_8 >= 190) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=16] [L130] RET assume_abort_if_not(var_1_8 >= 190) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=16] [L131] CALL assume_abort_if_not(var_1_8 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=16] [L131] RET assume_abort_if_not(var_1_8 <= 254) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=16] [L132] var_1_9 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278] [L133] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278] [L134] CALL assume_abort_if_not(var_1_9 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L134] RET assume_abort_if_not(var_1_9 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L135] var_1_10 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L136] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L137] CALL assume_abort_if_not(var_1_10 <= 32) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L137] RET assume_abort_if_not(var_1_10 <= 32) VAL [isInitial=1, var_1_10=-256, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L138] var_1_11 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L139] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=-256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L140] CALL assume_abort_if_not(var_1_11 <= 31) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L140] RET assume_abort_if_not(var_1_11 <= 31) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L141] var_1_17 = __VERIFIER_nondet_float() [L142] CALL assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L142] RET assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L143] var_1_18 = __VERIFIER_nondet_float() [L144] CALL assume_abort_if_not((var_1_18 >= -461168.6018427382800e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L144] RET assume_abort_if_not((var_1_18 >= -461168.6018427382800e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L145] var_1_20 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_20 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L146] RET assume_abort_if_not(var_1_20 >= 1) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L147] CALL assume_abort_if_not(var_1_20 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L147] RET assume_abort_if_not(var_1_20 <= 126) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L148] CALL assume_abort_if_not(var_1_20 != 127) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L148] RET assume_abort_if_not(var_1_20 != 127) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L149] var_1_38 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_38 >= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L150] RET assume_abort_if_not(var_1_38 >= 63) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L151] CALL assume_abort_if_not(var_1_38 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L151] RET assume_abort_if_not(var_1_38 <= 127) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L164] RET updateVariables() [L165] CALL step() [L53] COND TRUE (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) >= (var_1_23 % var_1_3)) || var_1_2 [L54] var_1_24 = ((((var_1_8 - 8) < 0 ) ? -(var_1_8 - 8) : (var_1_8 - 8))) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=246, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L58] var_1_30 = var_1_8 VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L59] COND FALSE !(((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))) < var_1_18) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L64] COND FALSE !(1 >= var_1_20) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L69] EXPR var_1_7 & var_1_10 VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L69] COND FALSE !(var_1_8 <= (var_1_7 & var_1_10)) [L72] COND TRUE var_1_3 >= ((((32) > (var_1_8)) ? (32) : (var_1_8))) [L73] var_1_37 = (var_1_8 - (var_1_38 - var_1_11)) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=222, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L77] COND TRUE \read(var_1_2) [L78] var_1_40 = ((((var_1_18) > ((var_1_17 + var_1_17))) ? (var_1_18) : ((var_1_17 + var_1_17)))) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_18=2, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=222, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L80] COND FALSE !(var_1_17 != var_1_16) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_18=2, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=222, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L85] COND TRUE \read(var_1_2) [L86] var_1_45 = (((((var_1_11 + var_1_38)) < (var_1_11)) ? ((var_1_11 + var_1_38)) : (var_1_11))) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_16=80000000000003/8, var_1_18=2, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=222, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=31, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=512] [L88] var_1_46 = var_1_17 [L89] var_1_7 = ((var_1_8 - var_1_9) - (100 - (var_1_10 + var_1_11))) [L90] var_1_16 = (var_1_17 + ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_17=3, var_1_18=2, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=16, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=222, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=31, var_1_46=3, var_1_6=1073741822, var_1_7=185, var_1_8=1278, var_1_9=512] [L91] COND FALSE !((3886175339u - var_1_20) <= (var_1_9 / var_1_3)) [L98] var_1_23 = var_1_20 VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_17=3, var_1_18=2, var_1_19=259/4, var_1_1=-25, var_1_20=2, var_1_22=0, var_1_23=2, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=222, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=31, var_1_46=3, var_1_6=1073741822, var_1_7=185, var_1_8=1278, var_1_9=512] [L100] COND TRUE \read(var_1_2) [L101] var_1_1 = ((var_1_3 - var_1_7) - var_1_7) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_17=3, var_1_18=2, var_1_19=259/4, var_1_1=1073741452, var_1_20=2, var_1_22=0, var_1_23=2, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=222, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=31, var_1_46=3, var_1_6=1073741822, var_1_7=185, var_1_8=1278, var_1_9=512] [L105] signed long int stepLocal_1 = var_1_9 % (var_1_8 - var_1_20); VAL [isInitial=1, stepLocal_1=0, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_17=3, var_1_18=2, var_1_19=259/4, var_1_1=1073741452, var_1_20=2, var_1_22=0, var_1_23=2, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=222, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=31, var_1_46=3, var_1_6=1073741822, var_1_7=185, var_1_8=1278, var_1_9=512] [L106] EXPR var_1_7 ^ var_1_10 VAL [isInitial=1, stepLocal_1=0, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_17=3, var_1_18=2, var_1_19=259/4, var_1_1=1073741452, var_1_20=2, var_1_22=0, var_1_23=2, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=222, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=31, var_1_46=3, var_1_6=1073741822, var_1_7=185, var_1_8=1278, var_1_9=512] [L106] signed long int stepLocal_0 = var_1_7 ^ var_1_10; [L107] COND FALSE !(stepLocal_1 > ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) VAL [isInitial=1, stepLocal_0=185, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_17=3, var_1_18=2, var_1_19=259/4, var_1_1=1073741452, var_1_20=2, var_1_22=0, var_1_23=2, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=222, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=31, var_1_46=3, var_1_6=1073741822, var_1_7=185, var_1_8=1278, var_1_9=512] [L112] COND TRUE (var_1_11 % var_1_20) < var_1_1 [L113] var_1_22 = ((((10) > (var_1_10)) ? (10) : (var_1_10))) VAL [isInitial=1, stepLocal_0=185, var_1_10=-256, var_1_11=-225, var_1_12=77/5, var_1_17=3, var_1_18=2, var_1_19=259/4, var_1_1=1073741452, var_1_20=2, var_1_22=10, var_1_23=2, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=222, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=31, var_1_46=3, var_1_6=1073741822, var_1_7=185, var_1_8=1278, var_1_9=512] [L115] COND TRUE ((((var_1_16) > (var_1_16)) ? (var_1_16) : (var_1_16))) <= (- (var_1_19 / 4.9f)) [L116] var_1_12 = 31.5f VAL [isInitial=1, stepLocal_0=185, var_1_10=-256, var_1_11=-225, var_1_12=63/2, var_1_17=3, var_1_18=2, var_1_19=259/4, var_1_1=1073741452, var_1_20=2, var_1_22=10, var_1_23=2, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=222, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=31, var_1_46=3, var_1_6=1073741822, var_1_7=185, var_1_8=1278, var_1_9=512] [L165] RET step() [L166] CALL, EXPR property() [L156] EXPR ((((var_1_2 ? (var_1_1 == ((signed long int) ((var_1_3 - var_1_7) - var_1_7))) : (var_1_1 == ((signed long int) (((((var_1_3) > ((var_1_6 - var_1_7))) ? (var_1_3) : ((var_1_6 - var_1_7)))) - var_1_7)))) && (var_1_7 == ((unsigned char) ((var_1_8 - var_1_9) - (100 - (var_1_10 + var_1_11)))))) && ((((((var_1_16) > (var_1_16)) ? (var_1_16) : (var_1_16))) <= (- (var_1_19 / 4.9f))) ? (var_1_12 == ((float) 31.5f)) : 1)) && (var_1_16 == ((float) (var_1_17 + ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))))))) && (((var_1_9 % (var_1_8 - var_1_20)) > ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) ? (((var_1_3 ^ var_1_23) <= (var_1_7 ^ var_1_10)) ? (var_1_19 == ((float) var_1_17)) : 1) : 1) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=63/2, var_1_17=3, var_1_18=2, var_1_19=259/4, var_1_1=1073741452, var_1_20=2, var_1_22=10, var_1_23=2, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=222, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=31, var_1_46=3, var_1_6=1073741822, var_1_7=185, var_1_8=1278, var_1_9=512] [L156-L157] return ((((((var_1_2 ? (var_1_1 == ((signed long int) ((var_1_3 - var_1_7) - var_1_7))) : (var_1_1 == ((signed long int) (((((var_1_3) > ((var_1_6 - var_1_7))) ? (var_1_3) : ((var_1_6 - var_1_7)))) - var_1_7)))) && (var_1_7 == ((unsigned char) ((var_1_8 - var_1_9) - (100 - (var_1_10 + var_1_11)))))) && ((((((var_1_16) > (var_1_16)) ? (var_1_16) : (var_1_16))) <= (- (var_1_19 / 4.9f))) ? (var_1_12 == ((float) 31.5f)) : 1)) && (var_1_16 == ((float) (var_1_17 + ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))))))) && (((var_1_9 % (var_1_8 - var_1_20)) > ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) ? (((var_1_3 ^ var_1_23) <= (var_1_7 ^ var_1_10)) ? (var_1_19 == ((float) var_1_17)) : 1) : 1)) && (((var_1_11 % var_1_20) < var_1_1) ? (var_1_22 == ((signed char) ((((10) > (var_1_10)) ? (10) : (var_1_10))))) : 1)) && (((3886175339u - var_1_20) <= (var_1_9 / var_1_3)) ? ((var_1_10 > var_1_7) ? (var_1_23 == ((unsigned char) ((((var_1_20) < ((var_1_8 - var_1_9))) ? (var_1_20) : ((var_1_8 - var_1_9)))))) : (var_1_23 == ((unsigned char) (((((var_1_20) > (64)) ? (var_1_20) : (64))) + var_1_11)))) : (var_1_23 == ((unsigned char) var_1_20))) ; [L166] RET, EXPR property() [L166] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=63/2, var_1_17=3, var_1_18=2, var_1_19=259/4, var_1_1=1073741452, var_1_20=2, var_1_22=10, var_1_23=2, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=222, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=31, var_1_46=3, var_1_6=1073741822, var_1_7=185, var_1_8=1278, var_1_9=512] [L19] reach_error() VAL [isInitial=1, var_1_10=-256, var_1_11=-225, var_1_12=63/2, var_1_17=3, var_1_18=2, var_1_19=259/4, var_1_1=1073741452, var_1_20=2, var_1_22=10, var_1_23=2, var_1_24=246, var_1_2=1, var_1_30=254, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=222, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=31, var_1_46=3, var_1_6=1073741822, var_1_7=185, var_1_8=1278, var_1_9=512] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 103 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.3s, OverallIterations: 4, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 717 SdHoareTripleChecker+Valid, 1.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 696 mSDsluCounter, 1455 SdHoareTripleChecker+Invalid, 1.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1088 mSDsCounter, 126 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1226 IncrementalHoareTripleChecker+Invalid, 1352 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 126 mSolverCounterUnsat, 367 mSDtfsCounter, 1226 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 716 GetRequests, 657 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 691 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=257occurred in iteration=3, InterpolantAutomatonStates: 45, 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, 3 MinimizatonAttempts, 49 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 4.6s InterpolantComputationTime, 1170 NumberOfCodeBlocks, 1170 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1015 ConstructedInterpolants, 0 QuantifiedInterpolants, 4703 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1045 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 7 InterpolantComputations, 1 PerfectInterpolantSequences, 5510/5880 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 [2024-11-22 09:17:13,589 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-83.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 697446946165ae272786e9d81fc2045a64e24ee746f7902557329f5365749420 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 09:17:15,873 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 09:17:15,959 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-22 09:17:15,966 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 09:17:15,967 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 09:17:16,004 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 09:17:16,005 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 09:17:16,006 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 09:17:16,007 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 09:17:16,007 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 09:17:16,008 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 09:17:16,008 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 09:17:16,009 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 09:17:16,010 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 09:17:16,012 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 09:17:16,012 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 09:17:16,012 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 09:17:16,013 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-22 09:17:16,013 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-22 09:17:16,013 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 09:17:16,013 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 09:17:16,018 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 09:17:16,018 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 09:17:16,018 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-22 09:17:16,018 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-22 09:17:16,019 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 09:17:16,019 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-22 09:17:16,019 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-22 09:17:16,019 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 09:17:16,019 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 09:17:16,020 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 09:17:16,020 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 09:17:16,020 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 09:17:16,020 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 09:17:16,021 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 09:17:16,021 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 09:17:16,021 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 09:17:16,022 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 09:17:16,022 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-22 09:17:16,022 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-22 09:17:16,022 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 09:17:16,024 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 09:17:16,024 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 09:17:16,025 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 09:17:16,025 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 697446946165ae272786e9d81fc2045a64e24ee746f7902557329f5365749420 [2024-11-22 09:17:16,390 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 09:17:16,417 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 09:17:16,420 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 09:17:16,421 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 09:17:16,422 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 09:17:16,423 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-83.i [2024-11-22 09:17:17,963 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 09:17:18,197 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 09:17:18,198 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-83.i [2024-11-22 09:17:18,208 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49d366e90/29ca713a7c8140998f8e8a1488a25362/FLAG0c6b3b451 [2024-11-22 09:17:18,548 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49d366e90/29ca713a7c8140998f8e8a1488a25362 [2024-11-22 09:17:18,550 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 09:17:18,551 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 09:17:18,552 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 09:17:18,552 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 09:17:18,557 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 09:17:18,558 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:17:18" (1/1) ... [2024-11-22 09:17:18,559 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fdfa19b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:17:18, skipping insertion in model container [2024-11-22 09:17:18,559 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:17:18" (1/1) ... [2024-11-22 09:17:18,592 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 09:17:18,792 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-83.i[919,932] [2024-11-22 09:17:18,877 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 09:17:18,899 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 09:17:18,913 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-83.i[919,932] [2024-11-22 09:17:18,961 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 09:17:18,997 INFO L204 MainTranslator]: Completed translation [2024-11-22 09:17:18,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:17:18 WrapperNode [2024-11-22 09:17:18,998 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 09:17:18,999 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 09:17:18,999 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 09:17:18,999 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 09:17:19,006 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:17:18" (1/1) ... [2024-11-22 09:17:19,023 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:17:18" (1/1) ... [2024-11-22 09:17:19,059 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 158 [2024-11-22 09:17:19,060 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 09:17:19,062 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 09:17:19,063 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 09:17:19,063 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 09:17:19,073 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:17:18" (1/1) ... [2024-11-22 09:17:19,074 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:17:18" (1/1) ... [2024-11-22 09:17:19,079 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:17:18" (1/1) ... [2024-11-22 09:17:19,104 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]. [2024-11-22 09:17:19,104 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:17:18" (1/1) ... [2024-11-22 09:17:19,105 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:17:18" (1/1) ... [2024-11-22 09:17:19,117 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:17:18" (1/1) ... [2024-11-22 09:17:19,124 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:17:18" (1/1) ... [2024-11-22 09:17:19,128 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:17:18" (1/1) ... [2024-11-22 09:17:19,132 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:17:18" (1/1) ... [2024-11-22 09:17:19,140 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 09:17:19,144 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 09:17:19,144 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 09:17:19,144 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 09:17:19,145 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:17:18" (1/1) ... [2024-11-22 09:17:19,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 09:17:19,163 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 09:17:19,181 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) [2024-11-22 09:17:19,188 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 [2024-11-22 09:17:19,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 09:17:19,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-22 09:17:19,236 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-22 09:17:19,236 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-22 09:17:19,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 09:17:19,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 09:17:19,319 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 09:17:19,321 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 09:17:22,721 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-22 09:17:22,721 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 09:17:22,735 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 09:17:22,735 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-22 09:17:22,735 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:17:22 BoogieIcfgContainer [2024-11-22 09:17:22,736 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 09:17:22,742 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 09:17:22,742 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 09:17:22,748 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 09:17:22,748 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 09:17:18" (1/3) ... [2024-11-22 09:17:22,749 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@468e016a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:17:22, skipping insertion in model container [2024-11-22 09:17:22,750 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:17:18" (2/3) ... [2024-11-22 09:17:22,750 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@468e016a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:17:22, skipping insertion in model container [2024-11-22 09:17:22,751 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:17:22" (3/3) ... [2024-11-22 09:17:22,752 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-83.i [2024-11-22 09:17:22,770 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 09:17:22,770 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-22 09:17:22,833 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 09:17:22,842 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;@6aaaabc9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 09:17:22,844 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-22 09:17:22,850 INFO L276 IsEmpty]: Start isEmpty. Operand has 72 states, 48 states have (on average 1.4791666666666667) internal successors, (71), 49 states have internal predecessors, (71), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-22 09:17:22,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-22 09:17:22,865 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 09:17:22,866 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 09:17:22,866 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 09:17:22,872 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 09:17:22,873 INFO L85 PathProgramCache]: Analyzing trace with hash 447729851, now seen corresponding path program 1 times [2024-11-22 09:17:22,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-22 09:17:22,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [957646107] [2024-11-22 09:17:22,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 09:17:22,890 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 [2024-11-22 09:17:22,890 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-22 09:17:22,894 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) [2024-11-22 09:17:22,896 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 [2024-11-22 09:17:23,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 09:17:23,402 INFO L255 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-22 09:17:23,412 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 09:17:23,456 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 404 proven. 0 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2024-11-22 09:17:23,456 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-22 09:17:23,457 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-22 09:17:23,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [957646107] [2024-11-22 09:17:23,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [957646107] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 09:17:23,458 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 09:17:23,458 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 09:17:23,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863381488] [2024-11-22 09:17:23,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 09:17:23,465 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-22 09:17:23,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-22 09:17:23,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-22 09:17:23,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-22 09:17:23,490 INFO L87 Difference]: Start difference. First operand has 72 states, 48 states have (on average 1.4791666666666667) internal successors, (71), 49 states have internal predecessors, (71), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-22 09:17:23,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 09:17:23,518 INFO L93 Difference]: Finished difference Result 137 states and 241 transitions. [2024-11-22 09:17:23,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-22 09:17:23,524 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 141 [2024-11-22 09:17:23,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 09:17:23,535 INFO L225 Difference]: With dead ends: 137 [2024-11-22 09:17:23,535 INFO L226 Difference]: Without dead ends: 68 [2024-11-22 09:17:23,538 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-22 09:17:23,541 INFO L432 NwaCegarLoop]: 106 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, 106 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 [2024-11-22 09:17:23,542 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-22 09:17:23,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2024-11-22 09:17:23,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2024-11-22 09:17:23,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 45 states have (on average 1.4222222222222223) internal successors, (64), 45 states have internal predecessors, (64), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-22 09:17:23,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 106 transitions. [2024-11-22 09:17:23,585 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 106 transitions. Word has length 141 [2024-11-22 09:17:23,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 09:17:23,585 INFO L471 AbstractCegarLoop]: Abstraction has 68 states and 106 transitions. [2024-11-22 09:17:23,586 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-22 09:17:23,586 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 106 transitions. [2024-11-22 09:17:23,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-22 09:17:23,591 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 09:17:23,592 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 09:17:23,615 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-22 09:17:23,793 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 [2024-11-22 09:17:23,794 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 09:17:23,794 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 09:17:23,795 INFO L85 PathProgramCache]: Analyzing trace with hash 1741931649, now seen corresponding path program 1 times [2024-11-22 09:17:23,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-22 09:17:23,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1028963816] [2024-11-22 09:17:23,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 09:17:23,796 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 [2024-11-22 09:17:23,796 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-22 09:17:23,798 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) [2024-11-22 09:17:23,799 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 [2024-11-22 09:17:24,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 09:17:24,264 INFO L255 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-22 09:17:24,271 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 09:17:26,215 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 368 proven. 42 refuted. 0 times theorem prover too weak. 430 trivial. 0 not checked. [2024-11-22 09:17:26,215 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-22 09:17:26,374 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-22 09:17:26,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1028963816] [2024-11-22 09:17:26,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1028963816] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 09:17:26,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1793878196] [2024-11-22 09:17:26,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 09:17:26,377 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-22 09:17:26,378 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-22 09:17:26,380 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-22 09:17:26,382 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-22 09:17:26,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 09:17:26,756 INFO L255 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-22 09:17:26,760 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 09:17:26,840 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-22 09:17:26,841 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-22 09:17:26,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1793878196] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 09:17:26,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-22 09:17:26,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2024-11-22 09:17:26,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882265880] [2024-11-22 09:17:26,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 09:17:26,843 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 09:17:26,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-22 09:17:26,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 09:17:26,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-22 09:17:26,845 INFO L87 Difference]: Start difference. First operand 68 states and 106 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-22 09:17:28,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-22 09:17:28,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 09:17:28,651 INFO L93 Difference]: Finished difference Result 161 states and 254 transitions. [2024-11-22 09:17:28,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 09:17:28,676 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 141 [2024-11-22 09:17:28,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 09:17:28,679 INFO L225 Difference]: With dead ends: 161 [2024-11-22 09:17:28,679 INFO L226 Difference]: Without dead ends: 96 [2024-11-22 09:17:28,680 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 302 GetRequests, 296 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-22 09:17:28,681 INFO L432 NwaCegarLoop]: 114 mSDtfsCounter, 37 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 203 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-22 09:17:28,682 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 203 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-22 09:17:28,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2024-11-22 09:17:28,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 83. [2024-11-22 09:17:28,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 60 states have (on average 1.4666666666666666) internal successors, (88), 60 states have internal predecessors, (88), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-22 09:17:28,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 130 transitions. [2024-11-22 09:17:28,694 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 130 transitions. Word has length 141 [2024-11-22 09:17:28,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 09:17:28,696 INFO L471 AbstractCegarLoop]: Abstraction has 83 states and 130 transitions. [2024-11-22 09:17:28,696 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-22 09:17:28,696 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 130 transitions. [2024-11-22 09:17:28,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-22 09:17:28,699 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 09:17:28,699 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 09:17:28,704 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-22 09:17:28,915 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 [2024-11-22 09:17:29,099 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt,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 [2024-11-22 09:17:29,100 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 09:17:29,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 09:17:29,101 INFO L85 PathProgramCache]: Analyzing trace with hash -1614811839, now seen corresponding path program 1 times [2024-11-22 09:17:29,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-22 09:17:29,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1323219985] [2024-11-22 09:17:29,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 09:17:29,102 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 [2024-11-22 09:17:29,102 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-22 09:17:29,105 INFO L229 MonitoredProcess]: Starting monitored process 5 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) [2024-11-22 09:17:29,106 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 (5)] Waiting until timeout for monitored process [2024-11-22 09:17:29,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 09:17:29,520 INFO L255 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-22 09:17:29,525 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 09:17:31,407 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 368 proven. 42 refuted. 0 times theorem prover too weak. 430 trivial. 0 not checked. [2024-11-22 09:17:31,407 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-22 09:17:31,530 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-22 09:17:31,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1323219985] [2024-11-22 09:17:31,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1323219985] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 09:17:31,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [37462258] [2024-11-22 09:17:31,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 09:17:31,531 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-22 09:17:31,531 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-22 09:17:31,534 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-22 09:17:31,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-22 09:17:32,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 09:17:32,531 INFO L255 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-22 09:17:32,535 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 09:17:34,200 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 368 proven. 42 refuted. 0 times theorem prover too weak. 430 trivial. 0 not checked. [2024-11-22 09:17:34,201 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-22 09:17:34,281 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [37462258] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 09:17:34,281 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-22 09:17:34,281 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2024-11-22 09:17:34,281 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798063851] [2024-11-22 09:17:34,282 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-22 09:17:34,282 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-22 09:17:34,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-22 09:17:34,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-22 09:17:34,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-22 09:17:34,283 INFO L87 Difference]: Start difference. First operand 83 states and 130 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 states have internal predecessors, (45), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-22 09:17:36,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 09:17:36,157 INFO L93 Difference]: Finished difference Result 232 states and 363 transitions. [2024-11-22 09:17:36,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-22 09:17:36,158 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 states have internal predecessors, (45), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 141 [2024-11-22 09:17:36,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 09:17:36,162 INFO L225 Difference]: With dead ends: 232 [2024-11-22 09:17:36,162 INFO L226 Difference]: Without dead ends: 152 [2024-11-22 09:17:36,163 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 327 GetRequests, 319 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2024-11-22 09:17:36,164 INFO L432 NwaCegarLoop]: 71 mSDtfsCounter, 49 mSDsluCounter, 179 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 250 SdHoareTripleChecker+Invalid, 181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-22 09:17:36,165 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 250 Invalid, 181 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-22 09:17:36,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2024-11-22 09:17:36,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 138. [2024-11-22 09:17:36,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 92 states have (on average 1.391304347826087) internal successors, (128), 92 states have internal predecessors, (128), 42 states have call successors, (42), 3 states have call predecessors, (42), 3 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-22 09:17:36,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 212 transitions. [2024-11-22 09:17:36,194 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 212 transitions. Word has length 141 [2024-11-22 09:17:36,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 09:17:36,195 INFO L471 AbstractCegarLoop]: Abstraction has 138 states and 212 transitions. [2024-11-22 09:17:36,195 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 states have internal predecessors, (45), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-22 09:17:36,195 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 212 transitions. [2024-11-22 09:17:36,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-22 09:17:36,201 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 09:17:36,201 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 09:17:36,230 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 (5)] Forceful destruction successful, exit code 0 [2024-11-22 09:17:36,414 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-22 09:17:36,601 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /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=3,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-22 09:17:36,602 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 09:17:36,602 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 09:17:36,603 INFO L85 PathProgramCache]: Analyzing trace with hash 1659087103, now seen corresponding path program 1 times [2024-11-22 09:17:36,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-22 09:17:36,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1436035934] [2024-11-22 09:17:36,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 09:17:36,604 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 [2024-11-22 09:17:36,604 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-22 09:17:36,605 INFO L229 MonitoredProcess]: Starting monitored process 7 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) [2024-11-22 09:17:36,606 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 (7)] Waiting until timeout for monitored process [2024-11-22 09:17:37,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 09:17:37,031 INFO L255 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-22 09:17:37,035 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 09:17:47,656 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 350 proven. 15 refuted. 0 times theorem prover too weak. 475 trivial. 0 not checked. [2024-11-22 09:17:47,658 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-22 09:18:22,728 WARN L286 SmtUtils]: Spent 10.35s on a formula simplification that was a NOOP. DAG size: 22 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)