./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-11.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-11.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 44f3c78866341606a725ec4495ab49b41e658d35c89f21a87499e7ecc600588e --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 22:29:49,458 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 22:29:49,539 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-18 22:29:49,546 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 22:29:49,547 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 22:29:49,573 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 22:29:49,573 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 22:29:49,574 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 22:29:49,575 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 22:29:49,576 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 22:29:49,577 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 22:29:49,577 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 22:29:49,578 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 22:29:49,580 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 22:29:49,580 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 22:29:49,580 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 22:29:49,580 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 22:29:49,581 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 22:29:49,581 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-18 22:29:49,581 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 22:29:49,581 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 22:29:49,584 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 22:29:49,584 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 22:29:49,585 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 22:29:49,585 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 22:29:49,585 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 22:29:49,585 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 22:29:49,586 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 22:29:49,586 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 22:29:49,586 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 22:29:49,587 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 22:29:49,587 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 22:29:49,588 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 22:29:49,588 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 22:29:49,588 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 22:29:49,588 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 22:29:49,589 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-18 22:29:49,589 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-18 22:29:49,589 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 22:29:49,589 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 22:29:49,589 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 22:29:49,590 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 22:29:49,590 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44f3c78866341606a725ec4495ab49b41e658d35c89f21a87499e7ecc600588e [2024-11-18 22:29:49,834 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 22:29:49,859 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 22:29:49,861 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 22:29:49,862 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 22:29:49,863 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 22:29:49,864 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-11.i [2024-11-18 22:29:51,313 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 22:29:51,526 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 22:29:51,527 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-11.i [2024-11-18 22:29:51,538 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d20581e9/8291266e973a4219a824e02ecd338df0/FLAG500bd13b9 [2024-11-18 22:29:51,894 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d20581e9/8291266e973a4219a824e02ecd338df0 [2024-11-18 22:29:51,896 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 22:29:51,898 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 22:29:51,899 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 22:29:51,899 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 22:29:51,906 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 22:29:51,906 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:29:51" (1/1) ... [2024-11-18 22:29:51,908 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5288da00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:51, skipping insertion in model container [2024-11-18 22:29:51,908 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:29:51" (1/1) ... [2024-11-18 22:29:51,943 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 22:29:52,110 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_loopvsstraightlinecode_100-while_file-11.i[916,929] [2024-11-18 22:29:52,205 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 22:29:52,219 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 22:29:52,231 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_loopvsstraightlinecode_100-while_file-11.i[916,929] [2024-11-18 22:29:52,283 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 22:29:52,301 INFO L204 MainTranslator]: Completed translation [2024-11-18 22:29:52,302 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:52 WrapperNode [2024-11-18 22:29:52,302 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 22:29:52,303 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 22:29:52,303 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 22:29:52,304 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 22:29:52,309 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:52" (1/1) ... [2024-11-18 22:29:52,321 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:52" (1/1) ... [2024-11-18 22:29:52,377 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 292 [2024-11-18 22:29:52,378 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 22:29:52,379 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 22:29:52,379 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 22:29:52,379 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 22:29:52,390 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:52" (1/1) ... [2024-11-18 22:29:52,391 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:52" (1/1) ... [2024-11-18 22:29:52,397 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:52" (1/1) ... [2024-11-18 22:29:52,443 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-18 22:29:52,443 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:52" (1/1) ... [2024-11-18 22:29:52,443 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:52" (1/1) ... [2024-11-18 22:29:52,464 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:52" (1/1) ... [2024-11-18 22:29:52,470 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:52" (1/1) ... [2024-11-18 22:29:52,473 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:52" (1/1) ... [2024-11-18 22:29:52,484 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:52" (1/1) ... [2024-11-18 22:29:52,500 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 22:29:52,505 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 22:29:52,505 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 22:29:52,505 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 22:29:52,506 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:52" (1/1) ... [2024-11-18 22:29:52,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 22:29:52,531 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 22:29:52,552 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-18 22:29:52,557 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-18 22:29:52,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 22:29:52,608 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 22:29:52,609 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 22:29:52,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-18 22:29:52,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 22:29:52,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 22:29:52,703 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 22:29:52,704 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 22:29:53,450 INFO L? ?]: Removed 35 outVars from TransFormulas that were not future-live. [2024-11-18 22:29:53,450 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 22:29:53,470 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 22:29:53,471 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 22:29:53,471 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:29:53 BoogieIcfgContainer [2024-11-18 22:29:53,472 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 22:29:53,474 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 22:29:53,475 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 22:29:53,478 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 22:29:53,479 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 10:29:51" (1/3) ... [2024-11-18 22:29:53,480 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19173c91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:29:53, skipping insertion in model container [2024-11-18 22:29:53,480 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:52" (2/3) ... [2024-11-18 22:29:53,481 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19173c91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:29:53, skipping insertion in model container [2024-11-18 22:29:53,481 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:29:53" (3/3) ... [2024-11-18 22:29:53,482 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-11.i [2024-11-18 22:29:53,500 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 22:29:53,501 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 22:29:53,578 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 22:29:53,586 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;@3622f7df, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 22:29:53,587 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 22:29:53,591 INFO L276 IsEmpty]: Start isEmpty. Operand has 115 states, 92 states have (on average 1.5108695652173914) internal successors, (139), 93 states have internal predecessors, (139), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-18 22:29:53,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-18 22:29:53,604 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:29:53,605 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:29:53,605 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:29:53,610 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:29:53,611 INFO L85 PathProgramCache]: Analyzing trace with hash 1791764808, now seen corresponding path program 1 times [2024-11-18 22:29:53,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:29:53,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561599092] [2024-11-18 22:29:53,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:29:53,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:29:53,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:29:54,015 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2024-11-18 22:29:54,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:29:54,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561599092] [2024-11-18 22:29:54,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1561599092] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 22:29:54,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [897647926] [2024-11-18 22:29:54,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:29:54,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 22:29:54,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 22:29:54,021 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-18 22:29:54,023 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-18 22:29:54,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:29:54,228 INFO L255 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 22:29:54,239 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 22:29:54,265 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2024-11-18 22:29:54,266 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 22:29:54,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [897647926] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:29:54,266 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-18 22:29:54,267 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-18 22:29:54,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040890767] [2024-11-18 22:29:54,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:29:54,277 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 22:29:54,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:29:54,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 22:29:54,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 22:29:54,310 INFO L87 Difference]: Start difference. First operand has 115 states, 92 states have (on average 1.5108695652173914) internal successors, (139), 93 states have internal predecessors, (139), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-18 22:29:54,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:29:54,347 INFO L93 Difference]: Finished difference Result 223 states and 372 transitions. [2024-11-18 22:29:54,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 22:29:54,349 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) Word has length 148 [2024-11-18 22:29:54,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:29:54,356 INFO L225 Difference]: With dead ends: 223 [2024-11-18 22:29:54,356 INFO L226 Difference]: Without dead ends: 111 [2024-11-18 22:29:54,359 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 22:29:54,362 INFO L432 NwaCegarLoop]: 172 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, 172 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 22:29:54,362 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 172 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 22:29:54,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2024-11-18 22:29:54,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2024-11-18 22:29:54,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 89 states have (on average 1.4831460674157304) internal successors, (132), 89 states have internal predecessors, (132), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-18 22:29:54,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 172 transitions. [2024-11-18 22:29:54,412 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 172 transitions. Word has length 148 [2024-11-18 22:29:54,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:29:54,413 INFO L471 AbstractCegarLoop]: Abstraction has 111 states and 172 transitions. [2024-11-18 22:29:54,413 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-18 22:29:54,414 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 172 transitions. [2024-11-18 22:29:54,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-18 22:29:54,417 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:29:54,417 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:29:54,434 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-18 22:29:54,617 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-18 22:29:54,618 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:29:54,619 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:29:54,619 INFO L85 PathProgramCache]: Analyzing trace with hash 1571453376, now seen corresponding path program 1 times [2024-11-18 22:29:54,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:29:54,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912731887] [2024-11-18 22:29:54,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:29:54,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:29:54,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:29:55,030 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-18 22:29:55,030 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:29:55,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912731887] [2024-11-18 22:29:55,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1912731887] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:29:55,031 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:29:55,031 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 22:29:55,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799926741] [2024-11-18 22:29:55,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:29:55,033 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 22:29:55,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:29:55,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 22:29:55,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-18 22:29:55,034 INFO L87 Difference]: Start difference. First operand 111 states and 172 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-18 22:29:55,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:29:55,076 INFO L93 Difference]: Finished difference Result 220 states and 343 transitions. [2024-11-18 22:29:55,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 22:29:55,081 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 148 [2024-11-18 22:29:55,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:29:55,084 INFO L225 Difference]: With dead ends: 220 [2024-11-18 22:29:55,087 INFO L226 Difference]: Without dead ends: 112 [2024-11-18 22:29:55,088 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-18 22:29:55,089 INFO L432 NwaCegarLoop]: 170 mSDtfsCounter, 4 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 334 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 22:29:55,089 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 334 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 22:29:55,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2024-11-18 22:29:55,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2024-11-18 22:29:55,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 90 states have (on average 1.4777777777777779) internal successors, (133), 90 states have internal predecessors, (133), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-18 22:29:55,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 173 transitions. [2024-11-18 22:29:55,110 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 173 transitions. Word has length 148 [2024-11-18 22:29:55,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:29:55,113 INFO L471 AbstractCegarLoop]: Abstraction has 112 states and 173 transitions. [2024-11-18 22:29:55,114 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-18 22:29:55,114 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 173 transitions. [2024-11-18 22:29:55,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-18 22:29:55,117 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:29:55,118 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:29:55,118 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-18 22:29:55,118 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:29:55,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:29:55,119 INFO L85 PathProgramCache]: Analyzing trace with hash -1900778094, now seen corresponding path program 1 times [2024-11-18 22:29:55,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:29:55,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341331916] [2024-11-18 22:29:55,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:29:55,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:29:55,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:29:55,274 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-18 22:29:55,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:29:55,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341331916] [2024-11-18 22:29:55,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [341331916] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:29:55,277 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:29:55,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 22:29:55,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053874130] [2024-11-18 22:29:55,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:29:55,279 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 22:29:55,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:29:55,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 22:29:55,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 22:29:55,281 INFO L87 Difference]: Start difference. First operand 112 states and 173 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-18 22:29:55,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:29:55,323 INFO L93 Difference]: Finished difference Result 261 states and 401 transitions. [2024-11-18 22:29:55,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 22:29:55,324 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 149 [2024-11-18 22:29:55,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:29:55,326 INFO L225 Difference]: With dead ends: 261 [2024-11-18 22:29:55,326 INFO L226 Difference]: Without dead ends: 152 [2024-11-18 22:29:55,327 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 22:29:55,328 INFO L432 NwaCegarLoop]: 215 mSDtfsCounter, 58 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 372 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 22:29:55,329 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 372 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 22:29:55,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2024-11-18 22:29:55,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 119. [2024-11-18 22:29:55,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 97 states have (on average 1.4845360824742269) internal successors, (144), 97 states have internal predecessors, (144), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-18 22:29:55,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 184 transitions. [2024-11-18 22:29:55,338 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 184 transitions. Word has length 149 [2024-11-18 22:29:55,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:29:55,339 INFO L471 AbstractCegarLoop]: Abstraction has 119 states and 184 transitions. [2024-11-18 22:29:55,339 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-18 22:29:55,339 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 184 transitions. [2024-11-18 22:29:55,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-18 22:29:55,341 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:29:55,341 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:29:55,342 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-18 22:29:55,342 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:29:55,345 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:29:55,345 INFO L85 PathProgramCache]: Analyzing trace with hash -312430192, now seen corresponding path program 1 times [2024-11-18 22:29:55,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:29:55,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024830241] [2024-11-18 22:29:55,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:29:55,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:29:55,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:29:55,954 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-18 22:29:55,955 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:29:55,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2024830241] [2024-11-18 22:29:55,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2024830241] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:29:55,957 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:29:55,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 22:29:55,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977957954] [2024-11-18 22:29:55,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:29:55,959 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 22:29:55,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:29:55,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 22:29:55,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 22:29:55,962 INFO L87 Difference]: Start difference. First operand 119 states and 184 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-18 22:29:56,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:29:56,468 INFO L93 Difference]: Finished difference Result 573 states and 887 transitions. [2024-11-18 22:29:56,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-18 22:29:56,470 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 149 [2024-11-18 22:29:56,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:29:56,476 INFO L225 Difference]: With dead ends: 573 [2024-11-18 22:29:56,477 INFO L226 Difference]: Without dead ends: 457 [2024-11-18 22:29:56,478 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-18 22:29:56,479 INFO L432 NwaCegarLoop]: 340 mSDtfsCounter, 457 mSDsluCounter, 609 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 457 SdHoareTripleChecker+Valid, 949 SdHoareTripleChecker+Invalid, 313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-18 22:29:56,481 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [457 Valid, 949 Invalid, 313 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 149 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-18 22:29:56,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 457 states. [2024-11-18 22:29:56,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 457 to 312. [2024-11-18 22:29:56,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 312 states, 269 states have (on average 1.5315985130111525) internal successors, (412), 269 states have internal predecessors, (412), 40 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-18 22:29:56,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 492 transitions. [2024-11-18 22:29:56,518 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 492 transitions. Word has length 149 [2024-11-18 22:29:56,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:29:56,529 INFO L471 AbstractCegarLoop]: Abstraction has 312 states and 492 transitions. [2024-11-18 22:29:56,529 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-18 22:29:56,529 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 492 transitions. [2024-11-18 22:29:56,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-18 22:29:56,531 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:29:56,532 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:29:56,535 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-18 22:29:56,535 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:29:56,536 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:29:56,536 INFO L85 PathProgramCache]: Analyzing trace with hash -1007012684, now seen corresponding path program 1 times [2024-11-18 22:29:56,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:29:56,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857831673] [2024-11-18 22:29:56,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:29:56,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:29:56,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:29:56,952 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-18 22:29:56,952 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:29:56,952 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857831673] [2024-11-18 22:29:56,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1857831673] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:29:56,953 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:29:56,953 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-18 22:29:56,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662536851] [2024-11-18 22:29:56,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:29:56,956 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-18 22:29:56,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:29:56,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-18 22:29:56,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-18 22:29:56,959 INFO L87 Difference]: Start difference. First operand 312 states and 492 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-18 22:29:57,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:29:57,286 INFO L93 Difference]: Finished difference Result 868 states and 1370 transitions. [2024-11-18 22:29:57,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-18 22:29:57,287 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 150 [2024-11-18 22:29:57,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:29:57,293 INFO L225 Difference]: With dead ends: 868 [2024-11-18 22:29:57,295 INFO L226 Difference]: Without dead ends: 559 [2024-11-18 22:29:57,296 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-18 22:29:57,297 INFO L432 NwaCegarLoop]: 157 mSDtfsCounter, 176 mSDsluCounter, 534 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 691 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 22:29:57,297 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [176 Valid, 691 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 163 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 22:29:57,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 559 states. [2024-11-18 22:29:57,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 559 to 373. [2024-11-18 22:29:57,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 373 states, 309 states have (on average 1.5177993527508091) internal successors, (469), 309 states have internal predecessors, (469), 60 states have call successors, (60), 3 states have call predecessors, (60), 3 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2024-11-18 22:29:57,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 589 transitions. [2024-11-18 22:29:57,352 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 589 transitions. Word has length 150 [2024-11-18 22:29:57,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:29:57,352 INFO L471 AbstractCegarLoop]: Abstraction has 373 states and 589 transitions. [2024-11-18 22:29:57,353 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-18 22:29:57,353 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 589 transitions. [2024-11-18 22:29:57,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-18 22:29:57,355 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:29:57,355 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:29:57,356 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-18 22:29:57,356 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:29:57,356 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:29:57,357 INFO L85 PathProgramCache]: Analyzing trace with hash -1055934712, now seen corresponding path program 1 times [2024-11-18 22:29:57,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:29:57,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858588502] [2024-11-18 22:29:57,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:29:57,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:29:57,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:29:57,717 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-18 22:29:57,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:29:57,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858588502] [2024-11-18 22:29:57,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858588502] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:29:57,718 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:29:57,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-18 22:29:57,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313147771] [2024-11-18 22:29:57,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:29:57,720 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 22:29:57,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:29:57,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 22:29:57,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-18 22:29:57,722 INFO L87 Difference]: Start difference. First operand 373 states and 589 transitions. Second operand has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 3 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-18 22:29:58,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:29:58,132 INFO L93 Difference]: Finished difference Result 694 states and 1068 transitions. [2024-11-18 22:29:58,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-18 22:29:58,133 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 3 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 150 [2024-11-18 22:29:58,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:29:58,137 INFO L225 Difference]: With dead ends: 694 [2024-11-18 22:29:58,137 INFO L226 Difference]: Without dead ends: 578 [2024-11-18 22:29:58,138 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2024-11-18 22:29:58,139 INFO L432 NwaCegarLoop]: 147 mSDtfsCounter, 693 mSDsluCounter, 688 mSDsCounter, 0 mSdLazyCounter, 200 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 693 SdHoareTripleChecker+Valid, 835 SdHoareTripleChecker+Invalid, 311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 200 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-18 22:29:58,139 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [693 Valid, 835 Invalid, 311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 200 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-18 22:29:58,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 578 states. [2024-11-18 22:29:58,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 578 to 523. [2024-11-18 22:29:58,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 523 states, 432 states have (on average 1.4907407407407407) internal successors, (644), 432 states have internal predecessors, (644), 80 states have call successors, (80), 10 states have call predecessors, (80), 10 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) [2024-11-18 22:29:58,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 523 states and 804 transitions. [2024-11-18 22:29:58,184 INFO L78 Accepts]: Start accepts. Automaton has 523 states and 804 transitions. Word has length 150 [2024-11-18 22:29:58,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:29:58,185 INFO L471 AbstractCegarLoop]: Abstraction has 523 states and 804 transitions. [2024-11-18 22:29:58,185 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 3 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-18 22:29:58,185 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 804 transitions. [2024-11-18 22:29:58,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-18 22:29:58,187 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:29:58,187 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:29:58,187 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-18 22:29:58,187 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:29:58,188 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:29:58,188 INFO L85 PathProgramCache]: Analyzing trace with hash -633232886, now seen corresponding path program 1 times [2024-11-18 22:29:58,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:29:58,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152654387] [2024-11-18 22:29:58,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:29:58,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:29:58,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:29:58,664 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-18 22:29:58,665 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:29:58,665 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152654387] [2024-11-18 22:29:58,665 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1152654387] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:29:58,665 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:29:58,666 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 22:29:58,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932289022] [2024-11-18 22:29:58,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:29:58,668 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 22:29:58,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:29:58,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 22:29:58,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 22:29:58,669 INFO L87 Difference]: Start difference. First operand 523 states and 804 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-18 22:29:59,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:29:59,006 INFO L93 Difference]: Finished difference Result 1735 states and 2688 transitions. [2024-11-18 22:29:59,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 22:29:59,007 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 150 [2024-11-18 22:29:59,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:29:59,013 INFO L225 Difference]: With dead ends: 1735 [2024-11-18 22:29:59,014 INFO L226 Difference]: Without dead ends: 1267 [2024-11-18 22:29:59,015 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-18 22:29:59,015 INFO L432 NwaCegarLoop]: 234 mSDtfsCounter, 235 mSDsluCounter, 304 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 235 SdHoareTripleChecker+Valid, 538 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 22:29:59,016 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [235 Valid, 538 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 22:29:59,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1267 states. [2024-11-18 22:29:59,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1267 to 1145. [2024-11-18 22:29:59,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1145 states, 987 states have (on average 1.502532928064843) internal successors, (1483), 987 states have internal predecessors, (1483), 140 states have call successors, (140), 17 states have call predecessors, (140), 17 states have return successors, (140), 140 states have call predecessors, (140), 140 states have call successors, (140) [2024-11-18 22:29:59,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 1145 states and 1763 transitions. [2024-11-18 22:29:59,126 INFO L78 Accepts]: Start accepts. Automaton has 1145 states and 1763 transitions. Word has length 150 [2024-11-18 22:29:59,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:29:59,127 INFO L471 AbstractCegarLoop]: Abstraction has 1145 states and 1763 transitions. [2024-11-18 22:29:59,127 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-18 22:29:59,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1763 transitions. [2024-11-18 22:29:59,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-18 22:29:59,129 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:29:59,130 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:29:59,130 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-18 22:29:59,130 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:29:59,130 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:29:59,131 INFO L85 PathProgramCache]: Analyzing trace with hash -89615343, now seen corresponding path program 1 times [2024-11-18 22:29:59,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:29:59,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56785383] [2024-11-18 22:29:59,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:29:59,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:29:59,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:29:59,312 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-18 22:29:59,312 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:29:59,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56785383] [2024-11-18 22:29:59,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [56785383] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:29:59,312 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:29:59,312 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 22:29:59,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672560223] [2024-11-18 22:29:59,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:29:59,313 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 22:29:59,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:29:59,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 22:29:59,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 22:29:59,314 INFO L87 Difference]: Start difference. First operand 1145 states and 1763 transitions. Second operand has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-18 22:29:59,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:29:59,587 INFO L93 Difference]: Finished difference Result 3058 states and 4732 transitions. [2024-11-18 22:29:59,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 22:29:59,588 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 152 [2024-11-18 22:29:59,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:29:59,597 INFO L225 Difference]: With dead ends: 3058 [2024-11-18 22:29:59,597 INFO L226 Difference]: Without dead ends: 1968 [2024-11-18 22:29:59,600 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-18 22:29:59,601 INFO L432 NwaCegarLoop]: 244 mSDtfsCounter, 238 mSDsluCounter, 315 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 238 SdHoareTripleChecker+Valid, 559 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 22:29:59,601 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [238 Valid, 559 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 22:29:59,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1968 states. [2024-11-18 22:29:59,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1968 to 1862. [2024-11-18 22:29:59,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1862 states, 1637 states have (on average 1.5088576664630422) internal successors, (2470), 1637 states have internal predecessors, (2470), 200 states have call successors, (200), 24 states have call predecessors, (200), 24 states have return successors, (200), 200 states have call predecessors, (200), 200 states have call successors, (200) [2024-11-18 22:29:59,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1862 states to 1862 states and 2870 transitions. [2024-11-18 22:29:59,790 INFO L78 Accepts]: Start accepts. Automaton has 1862 states and 2870 transitions. Word has length 152 [2024-11-18 22:29:59,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:29:59,790 INFO L471 AbstractCegarLoop]: Abstraction has 1862 states and 2870 transitions. [2024-11-18 22:29:59,791 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-18 22:29:59,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 2870 transitions. [2024-11-18 22:29:59,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-18 22:29:59,793 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:29:59,793 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:29:59,794 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-18 22:29:59,794 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:29:59,794 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:29:59,794 INFO L85 PathProgramCache]: Analyzing trace with hash -579403484, now seen corresponding path program 1 times [2024-11-18 22:29:59,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:29:59,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439664379] [2024-11-18 22:29:59,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:29:59,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:29:59,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:30:00,205 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-18 22:30:00,206 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:30:00,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439664379] [2024-11-18 22:30:00,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [439664379] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:30:00,206 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:30:00,206 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 22:30:00,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303608744] [2024-11-18 22:30:00,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:30:00,207 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 22:30:00,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:30:00,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 22:30:00,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 22:30:00,208 INFO L87 Difference]: Start difference. First operand 1862 states and 2870 transitions. Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-18 22:30:00,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:30:00,589 INFO L93 Difference]: Finished difference Result 4302 states and 6596 transitions. [2024-11-18 22:30:00,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 22:30:00,590 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 154 [2024-11-18 22:30:00,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:30:00,604 INFO L225 Difference]: With dead ends: 4302 [2024-11-18 22:30:00,604 INFO L226 Difference]: Without dead ends: 2520 [2024-11-18 22:30:00,610 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-18 22:30:00,611 INFO L432 NwaCegarLoop]: 149 mSDtfsCounter, 162 mSDsluCounter, 284 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 433 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 22:30:00,612 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 433 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 22:30:00,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2520 states. [2024-11-18 22:30:00,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2520 to 2399. [2024-11-18 22:30:00,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2399 states, 2174 states have (on average 1.499540018399264) internal successors, (3260), 2174 states have internal predecessors, (3260), 200 states have call successors, (200), 24 states have call predecessors, (200), 24 states have return successors, (200), 200 states have call predecessors, (200), 200 states have call successors, (200) [2024-11-18 22:30:00,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2399 states to 2399 states and 3660 transitions. [2024-11-18 22:30:00,806 INFO L78 Accepts]: Start accepts. Automaton has 2399 states and 3660 transitions. Word has length 154 [2024-11-18 22:30:00,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:30:00,806 INFO L471 AbstractCegarLoop]: Abstraction has 2399 states and 3660 transitions. [2024-11-18 22:30:00,806 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-18 22:30:00,807 INFO L276 IsEmpty]: Start isEmpty. Operand 2399 states and 3660 transitions. [2024-11-18 22:30:00,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-18 22:30:00,809 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:30:00,809 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:30:00,809 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-18 22:30:00,810 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:30:00,811 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:30:00,811 INFO L85 PathProgramCache]: Analyzing trace with hash -2101533465, now seen corresponding path program 1 times [2024-11-18 22:30:00,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:30:00,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796247016] [2024-11-18 22:30:00,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:30:00,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:30:00,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:30:01,069 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-18 22:30:01,069 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:30:01,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796247016] [2024-11-18 22:30:01,069 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1796247016] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:30:01,069 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:30:01,070 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 22:30:01,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424730957] [2024-11-18 22:30:01,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:30:01,070 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 22:30:01,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:30:01,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 22:30:01,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 22:30:01,071 INFO L87 Difference]: Start difference. First operand 2399 states and 3660 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-18 22:30:01,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:30:01,227 INFO L93 Difference]: Finished difference Result 4792 states and 7313 transitions. [2024-11-18 22:30:01,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 22:30:01,228 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 156 [2024-11-18 22:30:01,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:30:01,239 INFO L225 Difference]: With dead ends: 4792 [2024-11-18 22:30:01,240 INFO L226 Difference]: Without dead ends: 2449 [2024-11-18 22:30:01,244 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 22:30:01,245 INFO L432 NwaCegarLoop]: 170 mSDtfsCounter, 2 mSDsluCounter, 332 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 502 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 22:30:01,245 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 502 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 22:30:01,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2449 states. [2024-11-18 22:30:01,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2449 to 2449. [2024-11-18 22:30:01,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2449 states, 2224 states have (on average 1.4923561151079137) internal successors, (3319), 2224 states have internal predecessors, (3319), 200 states have call successors, (200), 24 states have call predecessors, (200), 24 states have return successors, (200), 200 states have call predecessors, (200), 200 states have call successors, (200) [2024-11-18 22:30:01,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2449 states to 2449 states and 3719 transitions. [2024-11-18 22:30:01,405 INFO L78 Accepts]: Start accepts. Automaton has 2449 states and 3719 transitions. Word has length 156 [2024-11-18 22:30:01,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:30:01,406 INFO L471 AbstractCegarLoop]: Abstraction has 2449 states and 3719 transitions. [2024-11-18 22:30:01,406 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-18 22:30:01,406 INFO L276 IsEmpty]: Start isEmpty. Operand 2449 states and 3719 transitions. [2024-11-18 22:30:01,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-18 22:30:01,409 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:30:01,410 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:30:01,410 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-18 22:30:01,410 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:30:01,411 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:30:01,411 INFO L85 PathProgramCache]: Analyzing trace with hash 1349428329, now seen corresponding path program 1 times [2024-11-18 22:30:01,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:30:01,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032463866] [2024-11-18 22:30:01,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:30:01,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:30:01,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:30:01,699 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2024-11-18 22:30:01,699 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:30:01,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032463866] [2024-11-18 22:30:01,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2032463866] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 22:30:01,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1357794796] [2024-11-18 22:30:01,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:30:01,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 22:30:01,700 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 22:30:01,702 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-18 22:30:01,703 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-18 22:30:01,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:30:01,859 INFO L255 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-18 22:30:01,868 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 22:30:02,006 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 267 proven. 45 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2024-11-18 22:30:02,007 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 22:30:02,165 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2024-11-18 22:30:02,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1357794796] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 22:30:02,166 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-18 22:30:02,166 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-11-18 22:30:02,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306262220] [2024-11-18 22:30:02,166 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-18 22:30:02,167 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 22:30:02,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:30:02,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 22:30:02,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-18 22:30:02,168 INFO L87 Difference]: Start difference. First operand 2449 states and 3719 transitions. Second operand has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-11-18 22:30:02,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:30:02,488 INFO L93 Difference]: Finished difference Result 4886 states and 7387 transitions. [2024-11-18 22:30:02,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-18 22:30:02,489 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 156 [2024-11-18 22:30:02,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:30:02,500 INFO L225 Difference]: With dead ends: 4886 [2024-11-18 22:30:02,501 INFO L226 Difference]: Without dead ends: 2493 [2024-11-18 22:30:02,504 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 319 GetRequests, 310 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-18 22:30:02,505 INFO L432 NwaCegarLoop]: 135 mSDtfsCounter, 234 mSDsluCounter, 228 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 236 SdHoareTripleChecker+Valid, 363 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 22:30:02,506 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [236 Valid, 363 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 22:30:02,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2493 states. [2024-11-18 22:30:02,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2493 to 2439. [2024-11-18 22:30:02,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2439 states, 2204 states have (on average 1.471869328493648) internal successors, (3244), 2204 states have internal predecessors, (3244), 200 states have call successors, (200), 34 states have call predecessors, (200), 34 states have return successors, (200), 200 states have call predecessors, (200), 200 states have call successors, (200) [2024-11-18 22:30:02,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2439 states to 2439 states and 3644 transitions. [2024-11-18 22:30:02,720 INFO L78 Accepts]: Start accepts. Automaton has 2439 states and 3644 transitions. Word has length 156 [2024-11-18 22:30:02,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:30:02,721 INFO L471 AbstractCegarLoop]: Abstraction has 2439 states and 3644 transitions. [2024-11-18 22:30:02,721 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-11-18 22:30:02,722 INFO L276 IsEmpty]: Start isEmpty. Operand 2439 states and 3644 transitions. [2024-11-18 22:30:02,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-18 22:30:02,725 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:30:02,725 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:30:02,744 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-18 22:30:02,925 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,SelfDestructingSolverStorable10 [2024-11-18 22:30:02,926 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:30:02,927 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:30:02,927 INFO L85 PathProgramCache]: Analyzing trace with hash -514338169, now seen corresponding path program 1 times [2024-11-18 22:30:02,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:30:02,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928414729] [2024-11-18 22:30:02,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:30:02,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:30:03,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-18 22:30:03,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1648537010] [2024-11-18 22:30:03,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:30:03,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 22:30:03,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 22:30:03,203 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) [2024-11-18 22:30:03,205 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-18 22:30:03,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 22:30:03,363 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-18 22:30:03,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 22:30:03,612 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-18 22:30:03,613 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-18 22:30:03,613 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-18 22:30:03,633 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-18 22:30:03,815 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 22:30:03,819 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:30:03,953 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-18 22:30:03,957 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 10:30:03 BoogieIcfgContainer [2024-11-18 22:30:03,957 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-18 22:30:03,957 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-18 22:30:03,958 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-18 22:30:03,958 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-18 22:30:03,958 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:29:53" (3/4) ... [2024-11-18 22:30:03,960 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-18 22:30:03,961 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-18 22:30:03,962 INFO L158 Benchmark]: Toolchain (without parser) took 12064.32ms. Allocated memory was 153.1MB in the beginning and 438.3MB in the end (delta: 285.2MB). Free memory was 105.1MB in the beginning and 185.4MB in the end (delta: -80.2MB). Peak memory consumption was 208.1MB. Max. memory is 16.1GB. [2024-11-18 22:30:03,962 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 153.1MB. Free memory is still 116.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 22:30:03,962 INFO L158 Benchmark]: CACSL2BoogieTranslator took 403.28ms. Allocated memory is still 153.1MB. Free memory was 104.6MB in the beginning and 85.7MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-18 22:30:03,963 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.86ms. Allocated memory is still 153.1MB. Free memory was 85.7MB in the beginning and 79.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-18 22:30:03,963 INFO L158 Benchmark]: Boogie Preprocessor took 125.37ms. Allocated memory is still 153.1MB. Free memory was 78.9MB in the beginning and 71.0MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-18 22:30:03,963 INFO L158 Benchmark]: RCFGBuilder took 966.93ms. Allocated memory was 153.1MB in the beginning and 209.7MB in the end (delta: 56.6MB). Free memory was 71.0MB in the beginning and 158.9MB in the end (delta: -87.9MB). Peak memory consumption was 36.4MB. Max. memory is 16.1GB. [2024-11-18 22:30:03,964 INFO L158 Benchmark]: TraceAbstraction took 10482.58ms. Allocated memory was 209.7MB in the beginning and 438.3MB in the end (delta: 228.6MB). Free memory was 157.9MB in the beginning and 186.4MB in the end (delta: -28.5MB). Peak memory consumption was 199.0MB. Max. memory is 16.1GB. [2024-11-18 22:30:03,964 INFO L158 Benchmark]: Witness Printer took 4.21ms. Allocated memory is still 438.3MB. Free memory was 186.4MB in the beginning and 185.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-18 22:30:03,965 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 153.1MB. Free memory is still 116.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 403.28ms. Allocated memory is still 153.1MB. Free memory was 104.6MB in the beginning and 85.7MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.86ms. Allocated memory is still 153.1MB. Free memory was 85.7MB in the beginning and 79.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 125.37ms. Allocated memory is still 153.1MB. Free memory was 78.9MB in the beginning and 71.0MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 966.93ms. Allocated memory was 153.1MB in the beginning and 209.7MB in the end (delta: 56.6MB). Free memory was 71.0MB in the beginning and 158.9MB in the end (delta: -87.9MB). Peak memory consumption was 36.4MB. Max. memory is 16.1GB. * TraceAbstraction took 10482.58ms. Allocated memory was 209.7MB in the beginning and 438.3MB in the end (delta: 228.6MB). Free memory was 157.9MB in the beginning and 186.4MB in the end (delta: -28.5MB). Peak memory consumption was 199.0MB. Max. memory is 16.1GB. * Witness Printer took 4.21ms. Allocated memory is still 438.3MB. Free memory was 186.4MB in the beginning and 185.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 someBinaryDOUBLEComparisonOperation at line 189, overapproximation of bitwiseOr at line 189, overapproximation of bitwiseAnd at line 86. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 4.75; [L23] unsigned char var_1_2 = 0; [L24] signed long int var_1_6 = -4; [L25] double var_1_7 = 49.8; [L26] double var_1_8 = 255.625; [L27] unsigned short int var_1_9 = 10; [L28] unsigned short int var_1_11 = 10000; [L29] signed char var_1_12 = 100; [L30] signed char var_1_13 = 16; [L31] unsigned long int var_1_14 = 4; [L32] signed short int var_1_15 = -16; [L33] unsigned char var_1_17 = 5; [L34] double var_1_18 = 64.75; [L35] double var_1_19 = 99.5; [L36] unsigned long int var_1_20 = 32; [L37] unsigned long int var_1_22 = 32; [L38] unsigned long int var_1_23 = 2461517415; [L39] unsigned long int var_1_24 = 1399914902; [L40] unsigned char var_1_25 = 2; [L41] signed long int var_1_26 = 4; [L42] unsigned char var_1_27 = 0; [L43] unsigned short int var_1_28 = 32; [L44] unsigned short int var_1_29 = 36457; [L45] double last_1_var_1_1 = 4.75; [L46] unsigned short int last_1_var_1_9 = 10; [L47] unsigned short int last_1_var_1_11 = 10000; [L48] unsigned long int last_1_var_1_14 = 4; [L49] signed short int last_1_var_1_15 = -16; [L50] unsigned char last_1_var_1_17 = 5; [L51] double last_1_var_1_18 = 64.75; [L52] unsigned long int last_1_var_1_20 = 32; [L53] unsigned long int last_1_var_1_22 = 32; [L54] unsigned char last_1_var_1_25 = 2; [L55] signed long int last_1_var_1_26 = 4; [L56] unsigned short int last_1_var_1_28 = 32; VAL [isInitial=0, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=-4, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L193] isInitial = 1 [L194] FCALL initially() [L195] COND TRUE 1 [L196] CALL updateLastVariables() [L175] last_1_var_1_1 = var_1_1 [L176] last_1_var_1_9 = var_1_9 [L177] last_1_var_1_11 = var_1_11 [L178] last_1_var_1_14 = var_1_14 [L179] last_1_var_1_15 = var_1_15 [L180] last_1_var_1_17 = var_1_17 [L181] last_1_var_1_18 = var_1_18 [L182] last_1_var_1_20 = var_1_20 [L183] last_1_var_1_22 = var_1_22 [L184] last_1_var_1_25 = var_1_25 [L185] last_1_var_1_26 = var_1_26 [L186] last_1_var_1_28 = var_1_28 VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=-4, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L196] RET updateLastVariables() [L197] CALL updateVariables() [L142] var_1_2 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_6=-4, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_6=-4, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L143] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_6=-4, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L144] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=-4, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=-4, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L144] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=-4, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L145] var_1_6 = __VERIFIER_nondet_long() [L146] CALL assume_abort_if_not(var_1_6 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L146] RET assume_abort_if_not(var_1_6 >= -2147483648) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L147] CALL assume_abort_if_not(var_1_6 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L147] RET assume_abort_if_not(var_1_6 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L148] CALL assume_abort_if_not(var_1_6 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L148] RET assume_abort_if_not(var_1_6 != 0) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L149] var_1_7 = __VERIFIER_nondet_double() [L150] CALL assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_8=2045/8, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_8=2045/8, var_1_9=10] [L150] RET assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_8=2045/8, var_1_9=10] [L151] var_1_8 = __VERIFIER_nondet_double() [L152] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L152] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L153] var_1_12 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_12 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L154] RET assume_abort_if_not(var_1_12 >= -1) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L155] CALL assume_abort_if_not(var_1_12 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L155] RET assume_abort_if_not(var_1_12 <= 127) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L156] var_1_13 = __VERIFIER_nondet_char() [L157] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L157] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L158] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L158] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L159] var_1_19 = __VERIFIER_nondet_double() [L160] CALL assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L160] RET assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L161] var_1_23 = __VERIFIER_nondet_ulong() [L162] CALL assume_abort_if_not(var_1_23 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L162] RET assume_abort_if_not(var_1_23 >= 2147483647) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L163] CALL assume_abort_if_not(var_1_23 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L163] RET assume_abort_if_not(var_1_23 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L164] var_1_24 = __VERIFIER_nondet_ulong() [L165] CALL assume_abort_if_not(var_1_24 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L165] RET assume_abort_if_not(var_1_24 >= 1073741823) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L166] CALL assume_abort_if_not(var_1_24 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L166] RET assume_abort_if_not(var_1_24 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L167] var_1_27 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L168] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L169] CALL assume_abort_if_not(var_1_27 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L169] RET assume_abort_if_not(var_1_27 <= 1) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_9=10] [L170] var_1_29 = __VERIFIER_nondet_ushort() [L171] CALL assume_abort_if_not(var_1_29 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=32767, var_1_2=0, var_1_6=10000, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=32767, var_1_2=0, var_1_6=10000, var_1_9=10] [L171] RET assume_abort_if_not(var_1_29 >= 32767) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=32767, var_1_2=0, var_1_6=10000, var_1_9=10] [L172] CALL assume_abort_if_not(var_1_29 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=32767, var_1_2=0, var_1_6=10000, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=32767, var_1_2=0, var_1_6=10000, var_1_9=10] [L172] RET assume_abort_if_not(var_1_29 <= 65534) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=32767, var_1_2=0, var_1_6=10000, var_1_9=10] [L197] RET updateVariables() [L198] CALL step() [L60] EXPR var_1_6 & 10000 VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=32767, var_1_2=0, var_1_6=10000, var_1_9=10] [L60] signed long int stepLocal_0 = var_1_6 & 10000; [L61] EXPR (last_1_var_1_20 + last_1_var_1_15) | last_1_var_1_9 VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, stepLocal_0=10000, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=32767, var_1_2=0, var_1_6=10000, var_1_9=10] [L61] COND TRUE ((last_1_var_1_20 + last_1_var_1_15) | last_1_var_1_9) < stepLocal_0 [L62] var_1_1 = var_1_7 VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=2, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=32767, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_9=10] [L66] COND TRUE last_1_var_1_14 <= last_1_var_1_15 VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=2, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=32767, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_9=10] [L67] COND TRUE ((last_1_var_1_26 % var_1_6) * (last_1_var_1_17 / 1000000000u)) >= ((((10u) < (var_1_13)) ? (10u) : (var_1_13))) [L68] var_1_14 = var_1_13 VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=2, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=32767, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_9=10] [L75] COND FALSE !(last_1_var_1_20 > last_1_var_1_15) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=2, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=32767, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_9=10] [L80] COND TRUE last_1_var_1_14 <= 16 [L81] var_1_9 = last_1_var_1_25 VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=2, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=32767, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_9=2] [L84] unsigned long int stepLocal_5 = (3423867512u - var_1_13) - var_1_24; [L85] signed long int stepLocal_4 = 8; VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, stepLocal_4=8, stepLocal_5=2350125689, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=2, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=32767, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_9=2] [L86] EXPR last_1_var_1_17 & ((((last_1_var_1_25) < 0 ) ? -(last_1_var_1_25) : (last_1_var_1_25))) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, stepLocal_4=8, stepLocal_5=2350125689, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=2, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=32767, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_9=2] [L86] COND TRUE stepLocal_4 > (last_1_var_1_17 & ((((last_1_var_1_25) < 0 ) ? -(last_1_var_1_25) : (last_1_var_1_25)))) [L87] COND FALSE !(var_1_8 >= last_1_var_1_18) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, stepLocal_5=2350125689, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=2, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=32767, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_9=2] [L95] EXPR last_1_var_1_11 >> var_1_14 VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, stepLocal_5=2350125689, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=2, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=32767, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_9=2] [L95] COND FALSE !(! ((var_1_12 - var_1_13) <= (last_1_var_1_11 >> var_1_14))) [L98] signed char stepLocal_1 = var_1_13; VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, stepLocal_1=0, stepLocal_5=2350125689, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_1=2, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=32767, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_9=2] [L99] COND TRUE (var_1_9 + var_1_25) >= stepLocal_1 [L100] var_1_18 = ((((var_1_7) > (((((var_1_8) > (var_1_19)) ? (var_1_8) : (var_1_19))))) ? (var_1_7) : (((((var_1_8) > (var_1_19)) ? (var_1_8) : (var_1_19)))))) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, stepLocal_5=2350125689, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=2, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=32767, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=0, var_1_9=2] [L102] var_1_17 = var_1_13 VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, stepLocal_5=2350125689, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_17=0, var_1_18=2, var_1_19=0, var_1_1=2, var_1_20=32, var_1_22=32, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=32767, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=0, var_1_9=2] [L103] COND TRUE ! var_1_2 [L104] var_1_22 = (var_1_23 - var_1_25) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, stepLocal_5=2350125689, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_17=0, var_1_18=2, var_1_19=0, var_1_1=2, var_1_20=32, var_1_22=-2147483651, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=32767, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=0, var_1_9=2] [L108] COND TRUE var_1_7 >= 4.5 [L109] var_1_15 = (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))) - ((((var_1_13) > (var_1_25)) ? (var_1_13) : (var_1_25)))) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, stepLocal_5=2350125689, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-2, var_1_17=0, var_1_18=2, var_1_19=0, var_1_1=2, var_1_20=32, var_1_22=-2147483651, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=32767, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=0, var_1_9=2] [L111] var_1_28 = (var_1_29 - (var_1_13 + ((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))))) [L112] unsigned long int stepLocal_3 = var_1_22; [L113] signed char stepLocal_2 = var_1_13; VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, stepLocal_2=0, stepLocal_3=-2147483651, stepLocal_5=2350125689, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-2, var_1_17=0, var_1_18=2, var_1_19=0, var_1_1=2, var_1_20=32, var_1_22=-2147483651, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32765, var_1_29=32767, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=0, var_1_9=2] [L114] COND TRUE stepLocal_2 == (var_1_6 * (var_1_12 - 64)) [L115] var_1_20 = var_1_17 VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, stepLocal_3=-2147483651, stepLocal_5=2350125689, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-2, var_1_17=0, var_1_18=2, var_1_19=0, var_1_1=2, var_1_20=0, var_1_22=-2147483651, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32765, var_1_29=32767, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=0, var_1_9=2] [L125] unsigned long int stepLocal_7 = var_1_14; [L126] unsigned long int stepLocal_6 = var_1_23; VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, stepLocal_3=-2147483651, stepLocal_5=2350125689, stepLocal_6=-2147483649, stepLocal_7=0, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-2, var_1_17=0, var_1_18=2, var_1_19=0, var_1_1=2, var_1_20=0, var_1_22=-2147483651, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32765, var_1_29=32767, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=0, var_1_9=2] [L127] COND FALSE !(\read(var_1_2)) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, stepLocal_3=-2147483651, stepLocal_5=2350125689, stepLocal_6=-2147483649, stepLocal_7=0, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-2, var_1_17=0, var_1_18=2, var_1_19=0, var_1_1=2, var_1_20=0, var_1_22=-2147483651, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32765, var_1_29=32767, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=0, var_1_9=2] [L198] RET step() [L199] CALL, EXPR property() [L189] EXPR (last_1_var_1_20 + last_1_var_1_15) | last_1_var_1_9 VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-2, var_1_17=0, var_1_18=2, var_1_19=0, var_1_1=2, var_1_20=0, var_1_22=-2147483651, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32765, var_1_29=32767, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=0, var_1_9=2] [L189] EXPR var_1_6 & 10000 VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-2, var_1_17=0, var_1_18=2, var_1_19=0, var_1_1=2, var_1_20=0, var_1_22=-2147483651, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32765, var_1_29=32767, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=0, var_1_9=2] [L189] EXPR (((((last_1_var_1_20 + last_1_var_1_15) | last_1_var_1_9) < (var_1_6 & 10000)) ? (var_1_1 == ((double) var_1_7)) : (var_1_1 == ((double) ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))))) && ((last_1_var_1_20 > last_1_var_1_15) ? ((last_1_var_1_1 < var_1_7) ? (var_1_9 == ((unsigned short int) last_1_var_1_25)) : 1) : ((last_1_var_1_14 <= 16) ? (var_1_9 == ((unsigned short int) last_1_var_1_25)) : 1))) && ((! ((var_1_12 - var_1_13) <= (last_1_var_1_11 >> var_1_14))) ? (var_1_11 == ((unsigned short int) var_1_13)) : 1) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-2, var_1_17=0, var_1_18=2, var_1_19=0, var_1_1=2, var_1_20=0, var_1_22=-2147483651, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32765, var_1_29=32767, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=0, var_1_9=2] [L189] EXPR ((((((((((((last_1_var_1_20 + last_1_var_1_15) | last_1_var_1_9) < (var_1_6 & 10000)) ? (var_1_1 == ((double) var_1_7)) : (var_1_1 == ((double) ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))))) && ((last_1_var_1_20 > last_1_var_1_15) ? ((last_1_var_1_1 < var_1_7) ? (var_1_9 == ((unsigned short int) last_1_var_1_25)) : 1) : ((last_1_var_1_14 <= 16) ? (var_1_9 == ((unsigned short int) last_1_var_1_25)) : 1))) && ((! ((var_1_12 - var_1_13) <= (last_1_var_1_11 >> var_1_14))) ? (var_1_11 == ((unsigned short int) var_1_13)) : 1)) && ((last_1_var_1_14 <= last_1_var_1_15) ? ((((last_1_var_1_26 % var_1_6) * (last_1_var_1_17 / 1000000000u)) >= ((((10u) < (var_1_13)) ? (10u) : (var_1_13)))) ? (var_1_14 == ((unsigned long int) var_1_13)) : (var_1_14 == ((unsigned long int) last_1_var_1_22))) : (var_1_14 == ((unsigned long int) last_1_var_1_26)))) && ((var_1_7 >= 4.5) ? (var_1_15 == ((signed short int) (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))) - ((((var_1_13) > (var_1_25)) ? (var_1_13) : (var_1_25)))))) : 1)) && (var_1_17 == ((unsigned char) var_1_13))) && (((var_1_9 + var_1_25) >= var_1_13) ? (var_1_18 == ((double) ((((var_1_7) > (((((var_1_8) > (var_1_19)) ? (var_1_8) : (var_1_19))))) ? (var_1_7) : (((((var_1_8) > (var_1_19)) ? (var_1_8) : (var_1_19)))))))) : 1)) && ((var_1_13 == (var_1_6 * (var_1_12 - 64))) ? (var_1_20 == ((unsigned long int) var_1_17)) : ((! (var_1_7 <= (var_1_1 * var_1_8))) ? ((var_1_28 < var_1_22) ? (var_1_20 == ((unsigned long int) var_1_9)) : (var_1_20 == ((unsigned long int) var_1_9))) : 1))) && ((! var_1_2) ? (var_1_22 == ((unsigned long int) (var_1_23 - var_1_25))) : (var_1_22 == ((unsigned long int) (var_1_17 + (var_1_24 - var_1_9)))))) && ((8 > (last_1_var_1_17 & ((((last_1_var_1_25) < 0 ) ? -(last_1_var_1_25) : (last_1_var_1_25))))) ? ((var_1_8 >= last_1_var_1_18) ? ((((last_1_var_1_28 | last_1_var_1_25) + last_1_var_1_11) < ((3423867512u - var_1_13) - var_1_24)) ? (var_1_25 == ((unsigned char) var_1_13)) : 1) : 1) : (var_1_25 == ((unsigned char) var_1_13))) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-2, var_1_17=0, var_1_18=2, var_1_19=0, var_1_1=2, var_1_20=0, var_1_22=-2147483651, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32765, var_1_29=32767, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=0, var_1_9=2] [L189-L190] return ((((((((((((((last_1_var_1_20 + last_1_var_1_15) | last_1_var_1_9) < (var_1_6 & 10000)) ? (var_1_1 == ((double) var_1_7)) : (var_1_1 == ((double) ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))))) && ((last_1_var_1_20 > last_1_var_1_15) ? ((last_1_var_1_1 < var_1_7) ? (var_1_9 == ((unsigned short int) last_1_var_1_25)) : 1) : ((last_1_var_1_14 <= 16) ? (var_1_9 == ((unsigned short int) last_1_var_1_25)) : 1))) && ((! ((var_1_12 - var_1_13) <= (last_1_var_1_11 >> var_1_14))) ? (var_1_11 == ((unsigned short int) var_1_13)) : 1)) && ((last_1_var_1_14 <= last_1_var_1_15) ? ((((last_1_var_1_26 % var_1_6) * (last_1_var_1_17 / 1000000000u)) >= ((((10u) < (var_1_13)) ? (10u) : (var_1_13)))) ? (var_1_14 == ((unsigned long int) var_1_13)) : (var_1_14 == ((unsigned long int) last_1_var_1_22))) : (var_1_14 == ((unsigned long int) last_1_var_1_26)))) && ((var_1_7 >= 4.5) ? (var_1_15 == ((signed short int) (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))) - ((((var_1_13) > (var_1_25)) ? (var_1_13) : (var_1_25)))))) : 1)) && (var_1_17 == ((unsigned char) var_1_13))) && (((var_1_9 + var_1_25) >= var_1_13) ? (var_1_18 == ((double) ((((var_1_7) > (((((var_1_8) > (var_1_19)) ? (var_1_8) : (var_1_19))))) ? (var_1_7) : (((((var_1_8) > (var_1_19)) ? (var_1_8) : (var_1_19)))))))) : 1)) && ((var_1_13 == (var_1_6 * (var_1_12 - 64))) ? (var_1_20 == ((unsigned long int) var_1_17)) : ((! (var_1_7 <= (var_1_1 * var_1_8))) ? ((var_1_28 < var_1_22) ? (var_1_20 == ((unsigned long int) var_1_9)) : (var_1_20 == ((unsigned long int) var_1_9))) : 1))) && ((! var_1_2) ? (var_1_22 == ((unsigned long int) (var_1_23 - var_1_25))) : (var_1_22 == ((unsigned long int) (var_1_17 + (var_1_24 - var_1_9)))))) && ((8 > (last_1_var_1_17 & ((((last_1_var_1_25) < 0 ) ? -(last_1_var_1_25) : (last_1_var_1_25))))) ? ((var_1_8 >= last_1_var_1_18) ? ((((last_1_var_1_28 | last_1_var_1_25) + last_1_var_1_11) < ((3423867512u - var_1_13) - var_1_24)) ? (var_1_25 == ((unsigned char) var_1_13)) : 1) : 1) : (var_1_25 == ((unsigned char) var_1_13)))) && (var_1_2 ? ((var_1_23 >= var_1_25) ? (((var_1_25 - 10) <= var_1_14) ? (var_1_27 ? (var_1_26 == ((signed long int) (((((((((var_1_25) < (var_1_22)) ? (var_1_25) : (var_1_22)))) < (var_1_17)) ? (((((var_1_25) < (var_1_22)) ? (var_1_25) : (var_1_22)))) : (var_1_17))) + var_1_17))) : 1) : (var_1_26 == ((signed long int) ((((var_1_12) < (var_1_17)) ? (var_1_12) : (var_1_17)))))) : (var_1_26 == ((signed long int) ((-32 + var_1_22) + var_1_14)))) : 1)) && (var_1_28 == ((unsigned short int) (var_1_29 - (var_1_13 + ((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))))))) ; [L199] RET, EXPR property() [L199] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-2, var_1_17=0, var_1_18=2, var_1_19=0, var_1_1=2, var_1_20=0, var_1_22=-2147483651, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32765, var_1_29=32767, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=0, var_1_9=2] [L19] reach_error() VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-2, var_1_17=0, var_1_18=2, var_1_19=0, var_1_1=2, var_1_20=0, var_1_22=-2147483651, var_1_23=-2147483649, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32765, var_1_29=32767, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=0, var_1_9=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 115 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 10.3s, OverallIterations: 12, TraceHistogramMax: 20, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2261 SdHoareTripleChecker+Valid, 1.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2259 mSDsluCounter, 5748 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3615 mSDsCounter, 540 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 882 IncrementalHoareTripleChecker+Invalid, 1422 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 540 mSolverCounterUnsat, 2133 mSDtfsCounter, 882 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 545 GetRequests, 499 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2449occurred in iteration=10, InterpolantAutomatonStates: 54, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 822 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 2282 NumberOfCodeBlocks, 2282 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 2108 ConstructedInterpolants, 0 QuantifiedInterpolants, 5894 SizeOfPredicates, 0 NumberOfNonLiveVariables, 817 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 14 InterpolantComputations, 10 PerfectInterpolantSequences, 10467/10640 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-18 22:30:03,997 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-11.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 44f3c78866341606a725ec4495ab49b41e658d35c89f21a87499e7ecc600588e --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 22:30:06,253 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 22:30:06,334 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-18 22:30:06,338 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 22:30:06,339 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 22:30:06,368 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 22:30:06,372 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 22:30:06,373 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 22:30:06,373 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 22:30:06,374 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 22:30:06,374 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 22:30:06,374 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 22:30:06,375 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 22:30:06,375 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 22:30:06,375 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 22:30:06,376 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 22:30:06,379 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 22:30:06,381 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 22:30:06,381 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 22:30:06,381 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 22:30:06,382 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 22:30:06,382 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 22:30:06,382 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 22:30:06,384 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-18 22:30:06,384 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-18 22:30:06,385 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 22:30:06,385 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-18 22:30:06,385 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 22:30:06,385 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 22:30:06,386 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 22:30:06,386 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 22:30:06,386 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 22:30:06,386 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 22:30:06,386 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 22:30:06,387 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 22:30:06,387 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 22:30:06,388 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 22:30:06,389 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 22:30:06,389 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-18 22:30:06,389 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-18 22:30:06,389 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 22:30:06,390 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 22:30:06,390 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 22:30:06,390 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 22:30:06,391 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44f3c78866341606a725ec4495ab49b41e658d35c89f21a87499e7ecc600588e [2024-11-18 22:30:06,718 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 22:30:06,737 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 22:30:06,741 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 22:30:06,742 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 22:30:06,743 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 22:30:06,744 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-11.i [2024-11-18 22:30:08,260 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 22:30:08,486 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 22:30:08,490 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-11.i [2024-11-18 22:30:08,503 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3a146f0f/2642a3aa69ce451fa968edf32c4a592e/FLAG4880ad310 [2024-11-18 22:30:08,842 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3a146f0f/2642a3aa69ce451fa968edf32c4a592e [2024-11-18 22:30:08,844 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 22:30:08,845 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 22:30:08,846 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 22:30:08,846 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 22:30:08,851 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 22:30:08,852 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:30:08" (1/1) ... [2024-11-18 22:30:08,852 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2040e251 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:30:08, skipping insertion in model container [2024-11-18 22:30:08,853 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:30:08" (1/1) ... [2024-11-18 22:30:08,886 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 22:30:09,085 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_loopvsstraightlinecode_100-while_file-11.i[916,929] [2024-11-18 22:30:09,180 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 22:30:09,200 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 22:30:09,213 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_loopvsstraightlinecode_100-while_file-11.i[916,929] [2024-11-18 22:30:09,268 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 22:30:09,291 INFO L204 MainTranslator]: Completed translation [2024-11-18 22:30:09,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:30:09 WrapperNode [2024-11-18 22:30:09,292 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 22:30:09,294 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 22:30:09,294 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 22:30:09,294 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 22:30:09,300 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:30:09" (1/1) ... [2024-11-18 22:30:09,320 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:30:09" (1/1) ... [2024-11-18 22:30:09,357 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 184 [2024-11-18 22:30:09,361 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 22:30:09,362 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 22:30:09,362 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 22:30:09,362 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 22:30:09,375 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:30:09" (1/1) ... [2024-11-18 22:30:09,376 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:30:09" (1/1) ... [2024-11-18 22:30:09,383 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:30:09" (1/1) ... [2024-11-18 22:30:09,403 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-18 22:30:09,406 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:30:09" (1/1) ... [2024-11-18 22:30:09,406 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:30:09" (1/1) ... [2024-11-18 22:30:09,422 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:30:09" (1/1) ... [2024-11-18 22:30:09,429 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:30:09" (1/1) ... [2024-11-18 22:30:09,432 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:30:09" (1/1) ... [2024-11-18 22:30:09,438 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:30:09" (1/1) ... [2024-11-18 22:30:09,442 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 22:30:09,443 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 22:30:09,443 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 22:30:09,443 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 22:30:09,445 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:30:09" (1/1) ... [2024-11-18 22:30:09,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 22:30:09,473 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 22:30:09,490 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-18 22:30:09,493 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-18 22:30:09,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 22:30:09,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-18 22:30:09,531 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 22:30:09,532 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 22:30:09,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 22:30:09,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 22:30:09,619 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 22:30:09,621 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 22:30:15,106 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-18 22:30:15,107 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 22:30:15,120 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 22:30:15,120 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 22:30:15,120 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:30:15 BoogieIcfgContainer [2024-11-18 22:30:15,121 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 22:30:15,123 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 22:30:15,123 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 22:30:15,126 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 22:30:15,126 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 10:30:08" (1/3) ... [2024-11-18 22:30:15,127 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13f2d6a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:30:15, skipping insertion in model container [2024-11-18 22:30:15,127 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:30:09" (2/3) ... [2024-11-18 22:30:15,127 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13f2d6a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:30:15, skipping insertion in model container [2024-11-18 22:30:15,127 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:30:15" (3/3) ... [2024-11-18 22:30:15,129 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-11.i [2024-11-18 22:30:15,143 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 22:30:15,143 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 22:30:15,203 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 22:30:15,212 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;@2a4d6052, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 22:30:15,213 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 22:30:15,218 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 52 states have (on average 1.4807692307692308) internal successors, (77), 53 states have internal predecessors, (77), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-18 22:30:15,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-18 22:30:15,237 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:30:15,238 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:30:15,238 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:30:15,245 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:30:15,246 INFO L85 PathProgramCache]: Analyzing trace with hash -1600914285, now seen corresponding path program 1 times [2024-11-18 22:30:15,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 22:30:15,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1503739007] [2024-11-18 22:30:15,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:30:15,262 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 22:30:15,263 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 22:30:15,266 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 22:30:15,282 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-18 22:30:15,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:30:15,700 INFO L255 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 22:30:15,708 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 22:30:15,766 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 350 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2024-11-18 22:30:15,768 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 22:30:15,769 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 22:30:15,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1503739007] [2024-11-18 22:30:15,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1503739007] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:30:15,770 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:30:15,770 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-18 22:30:15,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143786469] [2024-11-18 22:30:15,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:30:15,777 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 22:30:15,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 22:30:15,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 22:30:15,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 22:30:15,806 INFO L87 Difference]: Start difference. First operand has 75 states, 52 states have (on average 1.4807692307692308) internal successors, (77), 53 states have internal predecessors, (77), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) 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, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-18 22:30:15,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:30:15,841 INFO L93 Difference]: Finished difference Result 143 states and 248 transitions. [2024-11-18 22:30:15,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 22:30:15,844 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, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 136 [2024-11-18 22:30:15,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:30:15,854 INFO L225 Difference]: With dead ends: 143 [2024-11-18 22:30:15,854 INFO L226 Difference]: Without dead ends: 71 [2024-11-18 22:30:15,858 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 22:30:15,862 INFO L432 NwaCegarLoop]: 110 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, 110 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 22:30:15,863 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 22:30:15,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2024-11-18 22:30:15,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2024-11-18 22:30:15,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 49 states have (on average 1.4285714285714286) internal successors, (70), 49 states have internal predecessors, (70), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-18 22:30:15,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 110 transitions. [2024-11-18 22:30:15,898 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 110 transitions. Word has length 136 [2024-11-18 22:30:15,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:30:15,899 INFO L471 AbstractCegarLoop]: Abstraction has 71 states and 110 transitions. [2024-11-18 22:30:15,899 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, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-18 22:30:15,900 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 110 transitions. [2024-11-18 22:30:15,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-18 22:30:15,902 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:30:15,903 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:30:15,916 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 [2024-11-18 22:30:16,103 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 22:30:16,104 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:30:16,105 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:30:16,105 INFO L85 PathProgramCache]: Analyzing trace with hash 97337611, now seen corresponding path program 1 times [2024-11-18 22:30:16,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 22:30:16,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1687713357] [2024-11-18 22:30:16,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:30:16,106 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 22:30:16,107 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 22:30:16,108 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 22:30:16,113 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-18 22:30:16,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:30:16,488 INFO L255 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-18 22:30:16,494 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 22:30:19,262 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-18 22:30:19,262 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 22:30:19,262 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 22:30:19,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1687713357] [2024-11-18 22:30:19,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1687713357] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:30:19,263 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:30:19,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 22:30:19,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [340284656] [2024-11-18 22:30:19,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:30:19,266 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 22:30:19,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 22:30:19,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 22:30:19,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 22:30:19,268 INFO L87 Difference]: Start difference. First operand 71 states and 110 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-18 22:30:22,398 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.66s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 22:30:24,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 22:30:24,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:30:24,644 INFO L93 Difference]: Finished difference Result 208 states and 325 transitions. [2024-11-18 22:30:24,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 22:30:24,694 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 136 [2024-11-18 22:30:24,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:30:24,697 INFO L225 Difference]: With dead ends: 208 [2024-11-18 22:30:24,697 INFO L226 Difference]: Without dead ends: 140 [2024-11-18 22:30:24,698 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-18 22:30:24,699 INFO L432 NwaCegarLoop]: 102 mSDtfsCounter, 69 mSDsluCounter, 190 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 292 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-11-18 22:30:24,701 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 292 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2024-11-18 22:30:24,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2024-11-18 22:30:24,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 113. [2024-11-18 22:30:24,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 70 states have (on average 1.3428571428571427) internal successors, (94), 70 states have internal predecessors, (94), 40 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-18 22:30:24,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 174 transitions. [2024-11-18 22:30:24,742 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 174 transitions. Word has length 136 [2024-11-18 22:30:24,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:30:24,744 INFO L471 AbstractCegarLoop]: Abstraction has 113 states and 174 transitions. [2024-11-18 22:30:24,744 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-18 22:30:24,745 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 174 transitions. [2024-11-18 22:30:24,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-18 22:30:24,748 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:30:24,749 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:30:24,768 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 (3)] Forceful destruction successful, exit code 0 [2024-11-18 22:30:24,949 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 22:30:24,950 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:30:24,951 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:30:24,951 INFO L85 PathProgramCache]: Analyzing trace with hash 1118152020, now seen corresponding path program 1 times [2024-11-18 22:30:24,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 22:30:24,951 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [56212001] [2024-11-18 22:30:24,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:30:24,952 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 22:30:24,952 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 22:30:24,954 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 22:30:24,955 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-18 22:30:25,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:30:25,314 INFO L255 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-18 22:30:25,318 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 22:30:27,888 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-18 22:30:27,889 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 22:30:27,889 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 22:30:27,889 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [56212001] [2024-11-18 22:30:27,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [56212001] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:30:27,889 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:30:27,889 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 22:30:27,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788698660] [2024-11-18 22:30:27,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:30:27,890 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 22:30:27,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 22:30:27,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 22:30:27,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 22:30:27,892 INFO L87 Difference]: Start difference. First operand 113 states and 174 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-18 22:30:31,622 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.44s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 22:30:34,916 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.07s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 22:30:34,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:30:34,958 INFO L93 Difference]: Finished difference Result 264 states and 409 transitions. [2024-11-18 22:30:34,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 22:30:34,959 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 137 [2024-11-18 22:30:34,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:30:34,962 INFO L225 Difference]: With dead ends: 264 [2024-11-18 22:30:34,962 INFO L226 Difference]: Without dead ends: 196 [2024-11-18 22:30:34,963 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-18 22:30:34,964 INFO L432 NwaCegarLoop]: 125 mSDtfsCounter, 107 mSDsluCounter, 199 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 324 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2024-11-18 22:30:34,965 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 324 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 7.0s Time] [2024-11-18 22:30:34,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2024-11-18 22:30:34,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 177. [2024-11-18 22:30:34,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 113 states have (on average 1.3628318584070795) internal successors, (154), 113 states have internal predecessors, (154), 60 states have call successors, (60), 3 states have call predecessors, (60), 3 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2024-11-18 22:30:35,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 274 transitions. [2024-11-18 22:30:35,003 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 274 transitions. Word has length 137 [2024-11-18 22:30:35,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:30:35,004 INFO L471 AbstractCegarLoop]: Abstraction has 177 states and 274 transitions. [2024-11-18 22:30:35,005 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-18 22:30:35,006 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 274 transitions. [2024-11-18 22:30:35,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-18 22:30:35,011 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:30:35,011 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:30:35,030 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 (4)] Ended with exit code 0 [2024-11-18 22:30:35,212 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 22:30:35,212 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:30:35,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:30:35,213 INFO L85 PathProgramCache]: Analyzing trace with hash -326916524, now seen corresponding path program 1 times [2024-11-18 22:30:35,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 22:30:35,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1853119643] [2024-11-18 22:30:35,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:30:35,214 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 22:30:35,214 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 22:30:35,217 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) [2024-11-18 22:30:35,220 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 [2024-11-18 22:30:35,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:30:35,567 INFO L255 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-18 22:30:35,571 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 22:30:36,707 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-18 22:30:36,707 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 22:30:36,707 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 22:30:36,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1853119643] [2024-11-18 22:30:36,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1853119643] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:30:36,708 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:30:36,708 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 22:30:36,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490330587] [2024-11-18 22:30:36,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:30:36,708 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 22:30:36,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 22:30:36,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 22:30:36,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-18 22:30:36,714 INFO L87 Difference]: Start difference. First operand 177 states and 274 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-18 22:30:40,444 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 22:30:40,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:30:40,446 INFO L93 Difference]: Finished difference Result 348 states and 542 transitions. [2024-11-18 22:30:40,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 22:30:40,488 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 137 [2024-11-18 22:30:40,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:30:40,491 INFO L225 Difference]: With dead ends: 348 [2024-11-18 22:30:40,492 INFO L226 Difference]: Without dead ends: 216 [2024-11-18 22:30:40,493 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-18 22:30:40,495 INFO L432 NwaCegarLoop]: 105 mSDtfsCounter, 75 mSDsluCounter, 261 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-11-18 22:30:40,495 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 366 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-11-18 22:30:40,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2024-11-18 22:30:40,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 179. [2024-11-18 22:30:40,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 115 states have (on average 1.3565217391304347) internal successors, (156), 115 states have internal predecessors, (156), 60 states have call successors, (60), 3 states have call predecessors, (60), 3 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2024-11-18 22:30:40,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 276 transitions. [2024-11-18 22:30:40,540 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 276 transitions. Word has length 137 [2024-11-18 22:30:40,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:30:40,540 INFO L471 AbstractCegarLoop]: Abstraction has 179 states and 276 transitions. [2024-11-18 22:30:40,541 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-18 22:30:40,541 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 276 transitions. [2024-11-18 22:30:40,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-18 22:30:40,545 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:30:40,545 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:30:40,566 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 [2024-11-18 22:30:40,746 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 [2024-11-18 22:30:40,746 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:30:40,747 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:30:40,747 INFO L85 PathProgramCache]: Analyzing trace with hash 1469543727, now seen corresponding path program 1 times [2024-11-18 22:30:40,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 22:30:40,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1439095583] [2024-11-18 22:30:40,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:30:40,748 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 22:30:40,748 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 22:30:40,750 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 22:30:40,751 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 (6)] Waiting until timeout for monitored process [2024-11-18 22:30:41,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:30:41,076 INFO L255 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-18 22:30:41,080 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 22:30:43,459 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 397 proven. 30 refuted. 0 times theorem prover too weak. 333 trivial. 0 not checked. [2024-11-18 22:30:43,459 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 22:30:44,152 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 22:30:44,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1439095583] [2024-11-18 22:30:44,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1439095583] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 22:30:44,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1260094419] [2024-11-18 22:30:44,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:30:44,154 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-18 22:30:44,154 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-18 22:30:44,157 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-18 22:30:44,158 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-18 22:30:44,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:30:44,971 INFO L255 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-18 22:30:44,974 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 22:30:48,561 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-18 22:30:48,561 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 22:30:48,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1260094419] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:30:48,562 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-18 22:30:48,562 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 12 [2024-11-18 22:30:48,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155698800] [2024-11-18 22:30:48,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:30:48,563 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 22:30:48,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 22:30:48,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 22:30:48,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2024-11-18 22:30:48,564 INFO L87 Difference]: Start difference. First operand 179 states and 276 transitions. Second operand has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 6 states have internal predecessors, (41), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-18 22:30:56,310 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-18 22:30:59,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.79s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-18 22:31:00,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-18 22:31:03,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.60s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 22:31:08,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.82s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-18 22:31:09,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:31:09,817 INFO L93 Difference]: Finished difference Result 626 states and 967 transitions. [2024-11-18 22:31:09,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-18 22:31:09,824 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 6 states have internal predecessors, (41), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 138 [2024-11-18 22:31:09,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:31:09,827 INFO L225 Difference]: With dead ends: 626 [2024-11-18 22:31:09,827 INFO L226 Difference]: Without dead ends: 494 [2024-11-18 22:31:09,828 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 300 GetRequests, 285 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2024-11-18 22:31:09,829 INFO L432 NwaCegarLoop]: 114 mSDtfsCounter, 247 mSDsluCounter, 258 mSDsCounter, 0 mSdLazyCounter, 315 mSolverCounterSat, 40 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 247 SdHoareTripleChecker+Valid, 372 SdHoareTripleChecker+Invalid, 356 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 315 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.3s IncrementalHoareTripleChecker+Time [2024-11-18 22:31:09,829 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [247 Valid, 372 Invalid, 356 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 315 Invalid, 1 Unknown, 0 Unchecked, 20.3s Time] [2024-11-18 22:31:09,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2024-11-18 22:31:09,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 415. [2024-11-18 22:31:09,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 415 states, 289 states have (on average 1.4186851211072664) internal successors, (410), 291 states have internal predecessors, (410), 118 states have call successors, (118), 7 states have call predecessors, (118), 7 states have return successors, (118), 116 states have call predecessors, (118), 118 states have call successors, (118) [2024-11-18 22:31:09,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 415 states and 646 transitions. [2024-11-18 22:31:09,899 INFO L78 Accepts]: Start accepts. Automaton has 415 states and 646 transitions. Word has length 138 [2024-11-18 22:31:09,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:31:09,900 INFO L471 AbstractCegarLoop]: Abstraction has 415 states and 646 transitions. [2024-11-18 22:31:09,900 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 6 states have internal predecessors, (41), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-18 22:31:09,900 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 646 transitions. [2024-11-18 22:31:09,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-18 22:31:09,902 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:31:09,902 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:31:09,914 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-18 22:31:10,117 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 (6)] Forceful destruction successful, exit code 0 [2024-11-18 22:31:10,304 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 22:31:10,304 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:31:10,305 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:31:10,305 INFO L85 PathProgramCache]: Analyzing trace with hash 1211378289, now seen corresponding path program 1 times [2024-11-18 22:31:10,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 22:31:10,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1139277112] [2024-11-18 22:31:10,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:31:10,305 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 22:31:10,306 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 22:31:10,309 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 22:31:10,310 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 (8)] Waiting until timeout for monitored process [2024-11-18 22:31:10,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:31:10,630 INFO L255 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-18 22:31:10,633 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 22:31:13,176 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 397 proven. 30 refuted. 0 times theorem prover too weak. 333 trivial. 0 not checked. [2024-11-18 22:31:13,177 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 22:31:13,957 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 22:31:13,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1139277112] [2024-11-18 22:31:13,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1139277112] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 22:31:13,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1963130250] [2024-11-18 22:31:13,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:31:13,958 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-18 22:31:13,958 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-18 22:31:13,959 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-18 22:31:13,960 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-18 22:31:14,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:31:14,786 INFO L255 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-18 22:31:14,789 INFO L278 TraceCheckSpWp]: Computing forward predicates...