./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-6.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_operatoramount_amount100_file-6.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 2d3e3fe1097eb5cc161ed209d4e6f9c5a89785e619e27e5f9e0923413431f0b1 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 23:30:09,385 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 23:30:09,445 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-18 23:30:09,449 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 23:30:09,450 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 23:30:09,478 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 23:30:09,479 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 23:30:09,479 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 23:30:09,480 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 23:30:09,481 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 23:30:09,481 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 23:30:09,482 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 23:30:09,482 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 23:30:09,483 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 23:30:09,483 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 23:30:09,483 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 23:30:09,483 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 23:30:09,484 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 23:30:09,484 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-18 23:30:09,484 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 23:30:09,484 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 23:30:09,486 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 23:30:09,486 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 23:30:09,486 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 23:30:09,487 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 23:30:09,487 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 23:30:09,487 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 23:30:09,487 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 23:30:09,488 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 23:30:09,488 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 23:30:09,488 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 23:30:09,488 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 23:30:09,489 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 23:30:09,489 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 23:30:09,490 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 23:30:09,490 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 23:30:09,491 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-18 23:30:09,491 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-18 23:30:09,491 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 23:30:09,491 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 23:30:09,492 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 23:30:09,492 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 23:30:09,492 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d3e3fe1097eb5cc161ed209d4e6f9c5a89785e619e27e5f9e0923413431f0b1 [2024-11-18 23:30:09,774 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 23:30:09,801 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 23:30:09,805 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 23:30:09,807 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 23:30:09,807 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 23:30:09,808 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-6.i [2024-11-18 23:30:11,231 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 23:30:11,437 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 23:30:11,438 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-6.i [2024-11-18 23:30:11,455 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b43c9015/c90c27b839b247c8800810984afcf56c/FLAG3cede7a36 [2024-11-18 23:30:11,474 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b43c9015/c90c27b839b247c8800810984afcf56c [2024-11-18 23:30:11,477 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 23:30:11,478 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 23:30:11,479 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 23:30:11,479 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 23:30:11,486 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 23:30:11,487 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:30:11" (1/1) ... [2024-11-18 23:30:11,488 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fb3a5ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:30:11, skipping insertion in model container [2024-11-18 23:30:11,491 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:30:11" (1/1) ... [2024-11-18 23:30:11,523 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 23:30:11,697 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_operatoramount_amount100_file-6.i[915,928] [2024-11-18 23:30:11,790 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 23:30:11,801 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 23:30:11,813 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_operatoramount_amount100_file-6.i[915,928] [2024-11-18 23:30:11,859 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 23:30:11,890 INFO L204 MainTranslator]: Completed translation [2024-11-18 23:30:11,891 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:30:11 WrapperNode [2024-11-18 23:30:11,891 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 23:30:11,892 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 23:30:11,893 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 23:30:11,893 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 23:30:11,901 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:30:11" (1/1) ... [2024-11-18 23:30:11,915 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:30:11" (1/1) ... [2024-11-18 23:30:12,003 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 205 [2024-11-18 23:30:12,007 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 23:30:12,009 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 23:30:12,010 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 23:30:12,010 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 23:30:12,026 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:30:11" (1/1) ... [2024-11-18 23:30:12,026 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:30:11" (1/1) ... [2024-11-18 23:30:12,046 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:30:11" (1/1) ... [2024-11-18 23:30:12,077 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 23:30:12,078 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:30:11" (1/1) ... [2024-11-18 23:30:12,078 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:30:11" (1/1) ... [2024-11-18 23:30:12,091 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:30:11" (1/1) ... [2024-11-18 23:30:12,095 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:30:11" (1/1) ... [2024-11-18 23:30:12,103 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:30:11" (1/1) ... [2024-11-18 23:30:12,110 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:30:11" (1/1) ... [2024-11-18 23:30:12,115 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 23:30:12,116 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 23:30:12,117 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 23:30:12,117 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 23:30:12,118 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:30:11" (1/1) ... [2024-11-18 23:30:12,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 23:30:12,134 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 23:30:12,155 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 23:30:12,163 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 23:30:12,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 23:30:12,211 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 23:30:12,212 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 23:30:12,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-18 23:30:12,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 23:30:12,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 23:30:12,305 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 23:30:12,309 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 23:30:12,812 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-18 23:30:12,813 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 23:30:12,832 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 23:30:12,833 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 23:30:12,834 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:30:12 BoogieIcfgContainer [2024-11-18 23:30:12,834 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 23:30:12,837 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 23:30:12,838 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 23:30:12,841 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 23:30:12,841 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 11:30:11" (1/3) ... [2024-11-18 23:30:12,842 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5641dd31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 11:30:12, skipping insertion in model container [2024-11-18 23:30:12,843 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:30:11" (2/3) ... [2024-11-18 23:30:12,844 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5641dd31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 11:30:12, skipping insertion in model container [2024-11-18 23:30:12,844 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:30:12" (3/3) ... [2024-11-18 23:30:12,846 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-6.i [2024-11-18 23:30:12,864 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 23:30:12,865 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 23:30:12,942 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 23:30:12,952 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;@4d934751, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 23:30:12,953 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 23:30:12,958 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 65 states have (on average 1.4615384615384615) internal successors, (95), 66 states have internal predecessors, (95), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-18 23:30:12,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-18 23:30:12,977 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 23:30:12,979 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 23:30:12,979 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 23:30:12,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 23:30:12,986 INFO L85 PathProgramCache]: Analyzing trace with hash -673249065, now seen corresponding path program 1 times [2024-11-18 23:30:12,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 23:30:12,996 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553679577] [2024-11-18 23:30:12,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 23:30:12,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 23:30:13,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 23:30:13,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2024-11-18 23:30:13,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 23:30:13,349 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553679577] [2024-11-18 23:30:13,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [553679577] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 23:30:13,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [825872343] [2024-11-18 23:30:13,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 23:30:13,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 23:30:13,350 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 23:30:13,352 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 23:30:13,355 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 23:30:13,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 23:30:13,574 INFO L255 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 23:30:13,586 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 23:30:13,618 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2024-11-18 23:30:13,620 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 23:30:13,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [825872343] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 23:30:13,620 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-18 23:30:13,621 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-18 23:30:13,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785961913] [2024-11-18 23:30:13,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 23:30:13,628 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 23:30:13,628 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 23:30:13,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 23:30:13,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 23:30:13,656 INFO L87 Difference]: Start difference. First operand has 91 states, 65 states have (on average 1.4615384615384615) internal successors, (95), 66 states have internal predecessors, (95), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-18 23:30:13,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 23:30:13,702 INFO L93 Difference]: Finished difference Result 174 states and 297 transitions. [2024-11-18 23:30:13,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 23:30:13,705 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, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 153 [2024-11-18 23:30:13,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 23:30:13,716 INFO L225 Difference]: With dead ends: 174 [2024-11-18 23:30:13,716 INFO L226 Difference]: Without dead ends: 86 [2024-11-18 23:30:13,721 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 154 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 23:30:13,727 INFO L432 NwaCegarLoop]: 131 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, 131 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 23:30:13,729 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 23:30:13,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2024-11-18 23:30:13,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2024-11-18 23:30:13,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 61 states have (on average 1.3934426229508197) internal successors, (85), 61 states have internal predecessors, (85), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-18 23:30:13,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 131 transitions. [2024-11-18 23:30:13,783 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 131 transitions. Word has length 153 [2024-11-18 23:30:13,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 23:30:13,783 INFO L471 AbstractCegarLoop]: Abstraction has 86 states and 131 transitions. [2024-11-18 23:30:13,784 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, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-18 23:30:13,785 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 131 transitions. [2024-11-18 23:30:13,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-18 23:30:13,787 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 23:30:13,787 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 23:30:13,808 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 23:30:13,988 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 23:30:13,989 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 23:30:13,989 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 23:30:13,989 INFO L85 PathProgramCache]: Analyzing trace with hash 869400593, now seen corresponding path program 1 times [2024-11-18 23:30:13,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 23:30:13,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135843238] [2024-11-18 23:30:13,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 23:30:13,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 23:30:14,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 23:30:14,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-18 23:30:14,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 23:30:14,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2135843238] [2024-11-18 23:30:14,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2135843238] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 23:30:14,328 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 23:30:14,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 23:30:14,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273848965] [2024-11-18 23:30:14,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 23:30:14,330 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 23:30:14,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 23:30:14,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 23:30:14,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-18 23:30:14,332 INFO L87 Difference]: Start difference. First operand 86 states and 131 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-18 23:30:14,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 23:30:14,460 INFO L93 Difference]: Finished difference Result 253 states and 378 transitions. [2024-11-18 23:30:14,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 23:30:14,462 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 153 [2024-11-18 23:30:14,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 23:30:14,467 INFO L225 Difference]: With dead ends: 253 [2024-11-18 23:30:14,467 INFO L226 Difference]: Without dead ends: 170 [2024-11-18 23:30:14,468 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 23:30:14,469 INFO L432 NwaCegarLoop]: 179 mSDtfsCounter, 110 mSDsluCounter, 257 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 436 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 23:30:14,469 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 436 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 23:30:14,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2024-11-18 23:30:14,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 143. [2024-11-18 23:30:14,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 115 states have (on average 1.434782608695652) internal successors, (165), 116 states have internal predecessors, (165), 25 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 24 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-18 23:30:14,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 215 transitions. [2024-11-18 23:30:14,492 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 215 transitions. Word has length 153 [2024-11-18 23:30:14,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 23:30:14,492 INFO L471 AbstractCegarLoop]: Abstraction has 143 states and 215 transitions. [2024-11-18 23:30:14,493 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-18 23:30:14,493 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 215 transitions. [2024-11-18 23:30:14,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-18 23:30:14,495 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 23:30:14,495 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 23:30:14,495 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-18 23:30:14,496 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 23:30:14,496 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 23:30:14,498 INFO L85 PathProgramCache]: Analyzing trace with hash -151667761, now seen corresponding path program 1 times [2024-11-18 23:30:14,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 23:30:14,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125770131] [2024-11-18 23:30:14,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 23:30:14,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 23:30:14,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 23:30:16,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 45 proven. 21 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-11-18 23:30:16,877 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 23:30:16,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125770131] [2024-11-18 23:30:16,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [125770131] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 23:30:16,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1555404116] [2024-11-18 23:30:16,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 23:30:16,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 23:30:16,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 23:30:16,881 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 23:30:16,882 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 23:30:17,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 23:30:17,078 INFO L255 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-18 23:30:17,087 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 23:30:17,469 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 481 proven. 36 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked. [2024-11-18 23:30:17,470 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 23:30:18,212 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 90 proven. 39 refuted. 0 times theorem prover too weak. 883 trivial. 0 not checked. [2024-11-18 23:30:18,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1555404116] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 23:30:18,214 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-18 23:30:18,214 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 12] total 28 [2024-11-18 23:30:18,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898874606] [2024-11-18 23:30:18,215 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-18 23:30:18,215 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-18 23:30:18,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 23:30:18,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-18 23:30:18,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=619, Unknown=0, NotChecked=0, Total=756 [2024-11-18 23:30:18,219 INFO L87 Difference]: Start difference. First operand 143 states and 215 transitions. Second operand has 28 states, 26 states have (on average 3.576923076923077) internal successors, (93), 26 states have internal predecessors, (93), 8 states have call successors, (38), 3 states have call predecessors, (38), 6 states have return successors, (39), 7 states have call predecessors, (39), 8 states have call successors, (39) [2024-11-18 23:30:21,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 23:30:21,507 INFO L93 Difference]: Finished difference Result 559 states and 788 transitions. [2024-11-18 23:30:21,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-11-18 23:30:21,508 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 26 states have (on average 3.576923076923077) internal successors, (93), 26 states have internal predecessors, (93), 8 states have call successors, (38), 3 states have call predecessors, (38), 6 states have return successors, (39), 7 states have call predecessors, (39), 8 states have call successors, (39) Word has length 153 [2024-11-18 23:30:21,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 23:30:21,515 INFO L225 Difference]: With dead ends: 559 [2024-11-18 23:30:21,515 INFO L226 Difference]: Without dead ends: 419 [2024-11-18 23:30:21,519 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 379 GetRequests, 300 SyntacticMatches, 1 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1603 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=1500, Invalid=4820, Unknown=0, NotChecked=0, Total=6320 [2024-11-18 23:30:21,522 INFO L432 NwaCegarLoop]: 217 mSDtfsCounter, 692 mSDsluCounter, 1031 mSDsCounter, 0 mSdLazyCounter, 1552 mSolverCounterSat, 290 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 707 SdHoareTripleChecker+Valid, 1248 SdHoareTripleChecker+Invalid, 1842 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 290 IncrementalHoareTripleChecker+Valid, 1552 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-18 23:30:21,522 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [707 Valid, 1248 Invalid, 1842 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [290 Valid, 1552 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-18 23:30:21,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 419 states. [2024-11-18 23:30:21,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 419 to 269. [2024-11-18 23:30:21,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 269 states, 194 states have (on average 1.3144329896907216) internal successors, (255), 197 states have internal predecessors, (255), 63 states have call successors, (63), 11 states have call predecessors, (63), 11 states have return successors, (63), 60 states have call predecessors, (63), 63 states have call successors, (63) [2024-11-18 23:30:21,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 381 transitions. [2024-11-18 23:30:21,594 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 381 transitions. Word has length 153 [2024-11-18 23:30:21,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 23:30:21,595 INFO L471 AbstractCegarLoop]: Abstraction has 269 states and 381 transitions. [2024-11-18 23:30:21,595 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 26 states have (on average 3.576923076923077) internal successors, (93), 26 states have internal predecessors, (93), 8 states have call successors, (38), 3 states have call predecessors, (38), 6 states have return successors, (39), 7 states have call predecessors, (39), 8 states have call successors, (39) [2024-11-18 23:30:21,596 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 381 transitions. [2024-11-18 23:30:21,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-18 23:30:21,602 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 23:30:21,602 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 23:30:21,620 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-18 23:30:21,802 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-11-18 23:30:21,803 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 23:30:21,804 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 23:30:21,804 INFO L85 PathProgramCache]: Analyzing trace with hash -774444052, now seen corresponding path program 1 times [2024-11-18 23:30:21,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 23:30:21,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484178913] [2024-11-18 23:30:21,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 23:30:21,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 23:30:21,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 23:30:22,223 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 12 proven. 54 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-11-18 23:30:22,224 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 23:30:22,225 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [484178913] [2024-11-18 23:30:22,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [484178913] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 23:30:22,225 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1523957246] [2024-11-18 23:30:22,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 23:30:22,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 23:30:22,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 23:30:22,230 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 23:30:22,231 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 23:30:22,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 23:30:22,348 INFO L255 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-18 23:30:22,355 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 23:30:22,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 318 proven. 54 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2024-11-18 23:30:22,586 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 23:30:22,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 12 proven. 54 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-11-18 23:30:22,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1523957246] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 23:30:22,801 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-18 23:30:22,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 10 [2024-11-18 23:30:22,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155356451] [2024-11-18 23:30:22,801 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-18 23:30:22,802 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-18 23:30:22,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 23:30:22,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-18 23:30:22,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2024-11-18 23:30:22,804 INFO L87 Difference]: Start difference. First operand 269 states and 381 transitions. Second operand has 10 states, 10 states have (on average 8.7) internal successors, (87), 10 states have internal predecessors, (87), 4 states have call successors, (59), 2 states have call predecessors, (59), 4 states have return successors, (60), 4 states have call predecessors, (60), 4 states have call successors, (60) [2024-11-18 23:30:22,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 23:30:22,982 INFO L93 Difference]: Finished difference Result 439 states and 615 transitions. [2024-11-18 23:30:22,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-18 23:30:22,983 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.7) internal successors, (87), 10 states have internal predecessors, (87), 4 states have call successors, (59), 2 states have call predecessors, (59), 4 states have return successors, (60), 4 states have call predecessors, (60), 4 states have call successors, (60) Word has length 154 [2024-11-18 23:30:22,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 23:30:22,985 INFO L225 Difference]: With dead ends: 439 [2024-11-18 23:30:22,985 INFO L226 Difference]: Without dead ends: 226 [2024-11-18 23:30:22,986 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 316 GetRequests, 305 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=91, Unknown=0, NotChecked=0, Total=156 [2024-11-18 23:30:22,987 INFO L432 NwaCegarLoop]: 97 mSDtfsCounter, 176 mSDsluCounter, 147 mSDsCounter, 0 mSdLazyCounter, 137 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 180 SdHoareTripleChecker+Valid, 244 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 23:30:22,988 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [180 Valid, 244 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 23:30:22,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2024-11-18 23:30:23,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 216. [2024-11-18 23:30:23,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 156 states have (on average 1.294871794871795) internal successors, (202), 158 states have internal predecessors, (202), 48 states have call successors, (48), 11 states have call predecessors, (48), 11 states have return successors, (48), 46 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-18 23:30:23,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 298 transitions. [2024-11-18 23:30:23,020 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 298 transitions. Word has length 154 [2024-11-18 23:30:23,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 23:30:23,021 INFO L471 AbstractCegarLoop]: Abstraction has 216 states and 298 transitions. [2024-11-18 23:30:23,021 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.7) internal successors, (87), 10 states have internal predecessors, (87), 4 states have call successors, (59), 2 states have call predecessors, (59), 4 states have return successors, (60), 4 states have call predecessors, (60), 4 states have call successors, (60) [2024-11-18 23:30:23,021 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 298 transitions. [2024-11-18 23:30:23,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-18 23:30:23,023 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 23:30:23,024 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 23:30:23,041 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-18 23:30:23,227 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 23:30:23,228 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 23:30:23,228 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 23:30:23,228 INFO L85 PathProgramCache]: Analyzing trace with hash 1269515204, now seen corresponding path program 1 times [2024-11-18 23:30:23,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 23:30:23,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760211286] [2024-11-18 23:30:23,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 23:30:23,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 23:30:23,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 23:30:23,307 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-18 23:30:23,307 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 23:30:23,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760211286] [2024-11-18 23:30:23,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [760211286] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 23:30:23,308 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 23:30:23,308 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 23:30:23,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481246758] [2024-11-18 23:30:23,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 23:30:23,310 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 23:30:23,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 23:30:23,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 23:30:23,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 23:30:23,311 INFO L87 Difference]: Start difference. First operand 216 states and 298 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-18 23:30:23,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 23:30:23,354 INFO L93 Difference]: Finished difference Result 446 states and 625 transitions. [2024-11-18 23:30:23,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 23:30:23,355 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 154 [2024-11-18 23:30:23,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 23:30:23,359 INFO L225 Difference]: With dead ends: 446 [2024-11-18 23:30:23,362 INFO L226 Difference]: Without dead ends: 290 [2024-11-18 23:30:23,362 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 23:30:23,363 INFO L432 NwaCegarLoop]: 143 mSDtfsCounter, 42 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 252 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 23:30:23,363 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 252 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 23:30:23,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2024-11-18 23:30:23,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 258. [2024-11-18 23:30:23,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 198 states have (on average 1.3181818181818181) internal successors, (261), 200 states have internal predecessors, (261), 48 states have call successors, (48), 11 states have call predecessors, (48), 11 states have return successors, (48), 46 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-18 23:30:23,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 357 transitions. [2024-11-18 23:30:23,393 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 357 transitions. Word has length 154 [2024-11-18 23:30:23,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 23:30:23,396 INFO L471 AbstractCegarLoop]: Abstraction has 258 states and 357 transitions. [2024-11-18 23:30:23,396 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-18 23:30:23,396 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 357 transitions. [2024-11-18 23:30:23,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-18 23:30:23,400 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 23:30:23,400 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 23:30:23,400 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-18 23:30:23,400 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 23:30:23,401 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 23:30:23,401 INFO L85 PathProgramCache]: Analyzing trace with hash -475421874, now seen corresponding path program 1 times [2024-11-18 23:30:23,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 23:30:23,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734149086] [2024-11-18 23:30:23,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 23:30:23,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 23:30:23,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 23:30:23,502 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-18 23:30:23,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 23:30:23,674 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-18 23:30:23,675 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-18 23:30:23,676 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-18 23:30:23,678 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-18 23:30:23,681 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2024-11-18 23:30:23,804 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-18 23:30:23,807 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 11:30:23 BoogieIcfgContainer [2024-11-18 23:30:23,808 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-18 23:30:23,808 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-18 23:30:23,808 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-18 23:30:23,809 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-18 23:30:23,809 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:30:12" (3/4) ... [2024-11-18 23:30:23,812 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-18 23:30:23,813 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-18 23:30:23,813 INFO L158 Benchmark]: Toolchain (without parser) took 12335.67ms. Allocated memory was 159.4MB in the beginning and 310.4MB in the end (delta: 151.0MB). Free memory was 84.2MB in the beginning and 217.9MB in the end (delta: -133.7MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2024-11-18 23:30:23,814 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 159.4MB. Free memory is still 130.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 23:30:23,814 INFO L158 Benchmark]: CACSL2BoogieTranslator took 411.93ms. Allocated memory is still 159.4MB. Free memory was 83.8MB in the beginning and 66.0MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-18 23:30:23,814 INFO L158 Benchmark]: Boogie Procedure Inliner took 116.89ms. Allocated memory is still 159.4MB. Free memory was 66.0MB in the beginning and 127.1MB in the end (delta: -61.2MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2024-11-18 23:30:23,816 INFO L158 Benchmark]: Boogie Preprocessor took 106.29ms. Allocated memory is still 159.4MB. Free memory was 126.3MB in the beginning and 117.9MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-18 23:30:23,816 INFO L158 Benchmark]: RCFGBuilder took 717.68ms. Allocated memory is still 159.4MB. Free memory was 117.9MB in the beginning and 87.8MB in the end (delta: 30.2MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-11-18 23:30:23,816 INFO L158 Benchmark]: TraceAbstraction took 10970.52ms. Allocated memory was 159.4MB in the beginning and 310.4MB in the end (delta: 151.0MB). Free memory was 87.0MB in the beginning and 217.9MB in the end (delta: -130.9MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2024-11-18 23:30:23,817 INFO L158 Benchmark]: Witness Printer took 4.72ms. Allocated memory is still 310.4MB. Free memory is still 217.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 23:30:23,818 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 159.4MB. Free memory is still 130.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 411.93ms. Allocated memory is still 159.4MB. Free memory was 83.8MB in the beginning and 66.0MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 116.89ms. Allocated memory is still 159.4MB. Free memory was 66.0MB in the beginning and 127.1MB in the end (delta: -61.2MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 106.29ms. Allocated memory is still 159.4MB. Free memory was 126.3MB in the beginning and 117.9MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 717.68ms. Allocated memory is still 159.4MB. Free memory was 117.9MB in the beginning and 87.8MB in the end (delta: 30.2MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 10970.52ms. Allocated memory was 159.4MB in the beginning and 310.4MB in the end (delta: 151.0MB). Free memory was 87.0MB in the beginning and 217.9MB in the end (delta: -130.9MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. * Witness Printer took 4.72ms. Allocated memory is still 310.4MB. Free memory is still 217.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 179, overapproximation of someBinaryFLOATComparisonOperation at line 179, overapproximation of someBinaryArithmeticDOUBLEoperation at line 87. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 2; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_3 = 0; [L25] unsigned short int var_1_5 = 34011; [L26] unsigned short int var_1_6 = 2; [L27] signed short int var_1_7 = -4; [L28] signed long int var_1_9 = -4; [L29] unsigned short int var_1_10 = 4; [L30] double var_1_12 = 1.8; [L31] double var_1_13 = 49.5; [L32] double var_1_14 = 0.0; [L33] double var_1_15 = 8.5; [L34] unsigned long int var_1_16 = 4; [L35] float var_1_17 = 3.65; [L36] unsigned char var_1_18 = 0; [L37] signed long int var_1_19 = 32; [L38] signed long int var_1_20 = 1000000000; [L39] signed long int var_1_21 = 1141305717; [L40] unsigned char var_1_22 = 50; [L41] unsigned char var_1_23 = 0; [L42] unsigned short int var_1_24 = 2; [L43] signed short int var_1_25 = -16; [L44] double var_1_26 = 15.6; [L45] double var_1_27 = 4.25; [L46] unsigned long int var_1_28 = 10; [L47] unsigned char last_1_var_1_22 = 50; VAL [isInitial=0, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=1, var_1_3=0, var_1_5=34011, var_1_6=2, var_1_7=-4, var_1_9=-4] [L183] isInitial = 1 [L184] FCALL initially() [L185] COND TRUE 1 [L186] CALL updateLastVariables() [L176] last_1_var_1_22 = var_1_22 VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=1, var_1_3=0, var_1_5=34011, var_1_6=2, var_1_7=-4, var_1_9=-4] [L186] RET updateLastVariables() [L187] CALL updateVariables() [L138] var_1_2 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_3=0, var_1_5=34011, var_1_6=2, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_3=0, var_1_5=34011, var_1_6=2, var_1_7=-4, var_1_9=-4] [L139] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_3=0, var_1_5=34011, var_1_6=2, var_1_7=-4, var_1_9=-4] [L140] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=0, var_1_5=34011, var_1_6=2, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=0, var_1_5=34011, var_1_6=2, var_1_7=-4, var_1_9=-4] [L140] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=0, var_1_5=34011, var_1_6=2, var_1_7=-4, var_1_9=-4] [L141] var_1_3 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_5=34011, var_1_6=2, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_5=34011, var_1_6=2, var_1_7=-4, var_1_9=-4] [L142] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_5=34011, var_1_6=2, var_1_7=-4, var_1_9=-4] [L143] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=34011, var_1_6=2, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=34011, var_1_6=2, var_1_7=-4, var_1_9=-4] [L143] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=34011, var_1_6=2, var_1_7=-4, var_1_9=-4] [L144] var_1_5 = __VERIFIER_nondet_ushort() [L145] CALL assume_abort_if_not(var_1_5 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=2, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=2, var_1_7=-4, var_1_9=-4] [L145] RET assume_abort_if_not(var_1_5 >= 32767) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=2, var_1_7=-4, var_1_9=-4] [L146] CALL assume_abort_if_not(var_1_5 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=2, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=2, var_1_7=-4, var_1_9=-4] [L146] RET assume_abort_if_not(var_1_5 <= 65534) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=2, var_1_7=-4, var_1_9=-4] [L147] var_1_6 = __VERIFIER_nondet_ushort() [L148] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_7=-4, var_1_9=-4] [L148] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_7=-4, var_1_9=-4] [L149] CALL assume_abort_if_not(var_1_6 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L149] RET assume_abort_if_not(var_1_6 <= 32767) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L150] var_1_13 = __VERIFIER_nondet_double() [L151] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L151] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L152] var_1_14 = __VERIFIER_nondet_double() [L153] CALL assume_abort_if_not((var_1_14 >= 2305843.009213691390e+12F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L153] RET assume_abort_if_not((var_1_14 >= 2305843.009213691390e+12F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L154] var_1_15 = __VERIFIER_nondet_double() [L155] CALL assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L155] RET assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L156] var_1_18 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L157] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L158] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L158] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L159] var_1_20 = __VERIFIER_nondet_long() [L160] CALL assume_abort_if_not(var_1_20 >= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L160] RET assume_abort_if_not(var_1_20 >= 536870911) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L161] CALL assume_abort_if_not(var_1_20 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L161] RET assume_abort_if_not(var_1_20 <= 1073741823) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L162] var_1_21 = __VERIFIER_nondet_long() [L163] CALL assume_abort_if_not(var_1_21 >= 1073741822) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L163] RET assume_abort_if_not(var_1_21 >= 1073741822) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L164] CALL assume_abort_if_not(var_1_21 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L164] RET assume_abort_if_not(var_1_21 <= 2147483646) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L165] var_1_23 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L166] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L167] CALL assume_abort_if_not(var_1_23 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L167] RET assume_abort_if_not(var_1_23 <= 254) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L168] var_1_26 = __VERIFIER_nondet_double() [L169] CALL assume_abort_if_not((var_1_26 >= -922337.2036854776000e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854776000e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L169] RET assume_abort_if_not((var_1_26 >= -922337.2036854776000e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854776000e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L170] CALL assume_abort_if_not(var_1_26 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L170] RET assume_abort_if_not(var_1_26 != 0.0F) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L171] var_1_27 = __VERIFIER_nondet_double() [L172] CALL assume_abort_if_not((var_1_27 >= -922337.2036854776000e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854776000e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L172] RET assume_abort_if_not((var_1_27 >= -922337.2036854776000e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854776000e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L173] CALL assume_abort_if_not(var_1_27 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L173] RET assume_abort_if_not(var_1_27 != 0.0F) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=-4] [L187] RET updateVariables() [L188] CALL step() [L51] var_1_9 = (((((last_1_var_1_22) < 0 ) ? -(last_1_var_1_22) : (last_1_var_1_22))) - last_1_var_1_22) [L52] unsigned char stepLocal_2 = var_1_18; VAL [isInitial=1, last_1_var_1_22=50, stepLocal_2=-255, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=0] [L53] COND TRUE stepLocal_2 || ((var_1_6 == var_1_9) || (var_1_2 && var_1_3)) [L54] var_1_22 = var_1_23 VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=0] [L58] COND TRUE var_1_2 || var_1_3 [L59] var_1_1 = ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=-4, var_1_9=0] [L63] COND FALSE !(var_1_22 <= (- 500)) [L68] var_1_7 = var_1_22 VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=254, var_1_9=0] [L70] var_1_10 = (var_1_5 - (var_1_22 + 1000)) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=31513, var_1_12=9/5, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=254, var_1_9=0] [L71] COND FALSE !(! var_1_3) [L74] var_1_12 = (var_1_14 - var_1_13) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=31513, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=254, var_1_9=0] [L76] unsigned char stepLocal_0 = var_1_22; VAL [isInitial=1, last_1_var_1_22=50, stepLocal_0=254, var_1_10=31513, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=254, var_1_9=0] [L77] COND FALSE !(\read(var_1_2)) VAL [isInitial=1, last_1_var_1_22=50, stepLocal_0=254, var_1_10=31513, var_1_16=4, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=254, var_1_9=0] [L80] COND TRUE ((((var_1_22) < (var_1_22)) ? (var_1_22) : (var_1_22))) <= stepLocal_0 [L81] var_1_16 = 128u VAL [isInitial=1, last_1_var_1_22=50, var_1_10=31513, var_1_16=128, var_1_17=73/20, var_1_18=-255, var_1_19=32, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=254, var_1_9=0] [L86] COND TRUE \read(var_1_18) [L87] var_1_17 = (((((var_1_14) < (255.4f)) ? (var_1_14) : (255.4f))) + var_1_13) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=31513, var_1_16=128, var_1_18=-255, var_1_19=32, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=254, var_1_9=0] [L99] var_1_28 = var_1_21 VAL [isInitial=1, last_1_var_1_22=50, var_1_10=31513, var_1_16=128, var_1_18=-255, var_1_19=32, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_28=2147483646, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=254, var_1_9=0] [L100] COND TRUE ! ((! var_1_3) && var_1_18) [L101] var_1_24 = ((((((((var_1_22) < (var_1_22)) ? (var_1_22) : (var_1_22)))) < (var_1_28)) ? (((((var_1_22) < (var_1_22)) ? (var_1_22) : (var_1_22)))) : (var_1_28))) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=31513, var_1_16=128, var_1_18=-255, var_1_19=32, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=254, var_1_25=-16, var_1_28=2147483646, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=254, var_1_9=0] [L107] unsigned short int stepLocal_4 = var_1_24; [L108] unsigned short int stepLocal_3 = var_1_10; VAL [isInitial=1, last_1_var_1_22=50, stepLocal_3=31513, stepLocal_4=254, var_1_10=31513, var_1_16=128, var_1_18=-255, var_1_19=32, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=254, var_1_25=-16, var_1_28=2147483646, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=254, var_1_9=0] [L109] COND FALSE !(((var_1_14 - var_1_13) / ((((var_1_26) > (var_1_27)) ? (var_1_26) : (var_1_27)))) >= var_1_15) VAL [isInitial=1, last_1_var_1_22=50, stepLocal_3=31513, stepLocal_4=254, var_1_10=31513, var_1_16=128, var_1_18=-255, var_1_19=32, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=254, var_1_25=-16, var_1_28=2147483646, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=254, var_1_9=0] [L122] unsigned char stepLocal_1 = var_1_22; VAL [isInitial=1, last_1_var_1_22=50, stepLocal_1=254, stepLocal_3=31513, stepLocal_4=254, var_1_10=31513, var_1_16=128, var_1_18=-255, var_1_19=32, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=254, var_1_25=-16, var_1_28=2147483646, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=254, var_1_9=0] [L123] COND TRUE var_1_24 >= stepLocal_1 VAL [isInitial=1, last_1_var_1_22=50, stepLocal_3=31513, stepLocal_4=254, var_1_10=31513, var_1_16=128, var_1_18=-255, var_1_19=32, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=254, var_1_25=-16, var_1_28=2147483646, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=254, var_1_9=0] [L124] COND TRUE ! var_1_2 [L125] var_1_19 = (var_1_22 - (var_1_22 + (var_1_20 - 5))) VAL [isInitial=1, last_1_var_1_22=50, stepLocal_3=31513, stepLocal_4=254, var_1_10=31513, var_1_16=128, var_1_18=-255, var_1_19=-1073741818, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=254, var_1_25=-16, var_1_28=2147483646, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=254, var_1_9=0] [L188] RET step() [L189] CALL, EXPR property() [L179] EXPR (((((((((((var_1_2 || var_1_3) ? (var_1_1 == ((unsigned short int) ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))))) : (var_1_1 == ((unsigned short int) (((((var_1_5 - var_1_22)) < (var_1_22)) ? ((var_1_5 - var_1_22)) : (var_1_22)))))) && ((var_1_22 <= (- 500)) ? (var_1_2 ? (var_1_7 == ((signed short int) (var_1_22 - 64))) : 1) : (var_1_7 == ((signed short int) var_1_22)))) && (var_1_9 == ((signed long int) (((((last_1_var_1_22) < 0 ) ? -(last_1_var_1_22) : (last_1_var_1_22))) - last_1_var_1_22)))) && (var_1_10 == ((unsigned short int) (var_1_5 - (var_1_22 + 1000))))) && ((! var_1_3) ? (var_1_12 == ((double) ((var_1_13 - (var_1_14 - 63.5)) + var_1_15))) : (var_1_12 == ((double) (var_1_14 - var_1_13))))) && (var_1_2 ? (var_1_16 == ((unsigned long int) (var_1_9 + 200u))) : ((((((var_1_22) < (var_1_22)) ? (var_1_22) : (var_1_22))) <= var_1_22) ? (var_1_16 == ((unsigned long int) 128u)) : (var_1_16 == ((unsigned long int) var_1_22))))) && (var_1_18 ? (var_1_17 == ((float) (((((var_1_14) < (255.4f)) ? (var_1_14) : (255.4f))) + var_1_13))) : (var_1_3 ? (var_1_2 ? (var_1_17 == ((float) var_1_15)) : (var_1_17 == ((float) 0.050000000000000044f))) : (var_1_17 == ((float) var_1_13))))) && ((var_1_24 >= var_1_22) ? ((! var_1_2) ? (var_1_19 == ((signed long int) (var_1_22 - (var_1_22 + (var_1_20 - 5))))) : (var_1_2 ? (var_1_18 ? (var_1_19 == ((signed long int) ((var_1_21 - ((((var_1_20) > (var_1_22)) ? (var_1_20) : (var_1_22)))) - (var_1_22 + ((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))))))) : 1) : 1)) : (var_1_19 == ((signed long int) var_1_20)))) && ((var_1_18 || ((var_1_6 == var_1_9) || (var_1_2 && var_1_3))) ? (var_1_22 == ((unsigned char) var_1_23)) : (var_1_22 == ((unsigned char) var_1_23)))) && ((! ((! var_1_3) && var_1_18)) ? (var_1_24 == ((unsigned short int) ((((((((var_1_22) < (var_1_22)) ? (var_1_22) : (var_1_22)))) < (var_1_28)) ? (((((var_1_22) < (var_1_22)) ? (var_1_22) : (var_1_22)))) : (var_1_28))))) : ((var_1_22 < ((var_1_5 - var_1_23) * 32)) ? (var_1_24 == ((unsigned short int) var_1_22)) : 1))) && ((((var_1_14 - var_1_13) / ((((var_1_26) > (var_1_27)) ? (var_1_26) : (var_1_27)))) >= var_1_15) ? ((var_1_14 >= var_1_13) ? (((var_1_22 << var_1_22) <= var_1_24) ? (var_1_25 == ((signed short int) (((((var_1_22) < (var_1_16)) ? (var_1_22) : (var_1_16))) - var_1_23))) : (var_1_25 == ((signed short int) (var_1_16 + var_1_23)))) : ((var_1_5 == var_1_10) ? (var_1_25 == ((signed short int) var_1_16)) : 1)) : 1) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=31513, var_1_16=128, var_1_18=-255, var_1_19=-1073741818, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=254, var_1_25=-16, var_1_28=2147483646, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=254, var_1_9=0] [L179-L180] return ((((((((((((var_1_2 || var_1_3) ? (var_1_1 == ((unsigned short int) ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))))) : (var_1_1 == ((unsigned short int) (((((var_1_5 - var_1_22)) < (var_1_22)) ? ((var_1_5 - var_1_22)) : (var_1_22)))))) && ((var_1_22 <= (- 500)) ? (var_1_2 ? (var_1_7 == ((signed short int) (var_1_22 - 64))) : 1) : (var_1_7 == ((signed short int) var_1_22)))) && (var_1_9 == ((signed long int) (((((last_1_var_1_22) < 0 ) ? -(last_1_var_1_22) : (last_1_var_1_22))) - last_1_var_1_22)))) && (var_1_10 == ((unsigned short int) (var_1_5 - (var_1_22 + 1000))))) && ((! var_1_3) ? (var_1_12 == ((double) ((var_1_13 - (var_1_14 - 63.5)) + var_1_15))) : (var_1_12 == ((double) (var_1_14 - var_1_13))))) && (var_1_2 ? (var_1_16 == ((unsigned long int) (var_1_9 + 200u))) : ((((((var_1_22) < (var_1_22)) ? (var_1_22) : (var_1_22))) <= var_1_22) ? (var_1_16 == ((unsigned long int) 128u)) : (var_1_16 == ((unsigned long int) var_1_22))))) && (var_1_18 ? (var_1_17 == ((float) (((((var_1_14) < (255.4f)) ? (var_1_14) : (255.4f))) + var_1_13))) : (var_1_3 ? (var_1_2 ? (var_1_17 == ((float) var_1_15)) : (var_1_17 == ((float) 0.050000000000000044f))) : (var_1_17 == ((float) var_1_13))))) && ((var_1_24 >= var_1_22) ? ((! var_1_2) ? (var_1_19 == ((signed long int) (var_1_22 - (var_1_22 + (var_1_20 - 5))))) : (var_1_2 ? (var_1_18 ? (var_1_19 == ((signed long int) ((var_1_21 - ((((var_1_20) > (var_1_22)) ? (var_1_20) : (var_1_22)))) - (var_1_22 + ((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))))))) : 1) : 1)) : (var_1_19 == ((signed long int) var_1_20)))) && ((var_1_18 || ((var_1_6 == var_1_9) || (var_1_2 && var_1_3))) ? (var_1_22 == ((unsigned char) var_1_23)) : (var_1_22 == ((unsigned char) var_1_23)))) && ((! ((! var_1_3) && var_1_18)) ? (var_1_24 == ((unsigned short int) ((((((((var_1_22) < (var_1_22)) ? (var_1_22) : (var_1_22)))) < (var_1_28)) ? (((((var_1_22) < (var_1_22)) ? (var_1_22) : (var_1_22)))) : (var_1_28))))) : ((var_1_22 < ((var_1_5 - var_1_23) * 32)) ? (var_1_24 == ((unsigned short int) var_1_22)) : 1))) && ((((var_1_14 - var_1_13) / ((((var_1_26) > (var_1_27)) ? (var_1_26) : (var_1_27)))) >= var_1_15) ? ((var_1_14 >= var_1_13) ? (((var_1_22 << var_1_22) <= var_1_24) ? (var_1_25 == ((signed short int) (((((var_1_22) < (var_1_16)) ? (var_1_22) : (var_1_16))) - var_1_23))) : (var_1_25 == ((signed short int) (var_1_16 + var_1_23)))) : ((var_1_5 == var_1_10) ? (var_1_25 == ((signed short int) var_1_16)) : 1)) : 1)) && (var_1_28 == ((unsigned long int) var_1_21)) ; [L189] RET, EXPR property() [L189] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=31513, var_1_16=128, var_1_18=-255, var_1_19=-1073741818, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=254, var_1_25=-16, var_1_28=2147483646, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=254, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_22=50, var_1_10=31513, var_1_16=128, var_1_18=-255, var_1_19=-1073741818, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=254, var_1_25=-16, var_1_28=2147483646, var_1_2=0, var_1_3=1, var_1_5=-16678913, var_1_6=0, var_1_7=254, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 91 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 10.8s, OverallIterations: 6, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1039 SdHoareTripleChecker+Valid, 1.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1020 mSDsluCounter, 2311 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1544 mSDsCounter, 327 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1748 IncrementalHoareTripleChecker+Invalid, 2075 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 327 mSolverCounterUnsat, 767 mSDtfsCounter, 1748 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 856 GetRequests, 763 SyntacticMatches, 1 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1605 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=269occurred in iteration=3, InterpolantAutomatonStates: 74, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 219 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 4.5s InterpolantComputationTime, 1382 NumberOfCodeBlocks, 1382 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1524 ConstructedInterpolants, 0 QuantifiedInterpolants, 3893 SizeOfPredicates, 14 NumberOfNonLiveVariables, 1062 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 10 InterpolantComputations, 3 PerfectInterpolantSequences, 9818/10120 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 23:30:23,857 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-6.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 2d3e3fe1097eb5cc161ed209d4e6f9c5a89785e619e27e5f9e0923413431f0b1 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 23:30:26,079 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 23:30:26,151 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-18 23:30:26,155 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 23:30:26,156 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 23:30:26,180 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 23:30:26,180 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 23:30:26,181 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 23:30:26,181 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 23:30:26,182 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 23:30:26,182 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 23:30:26,182 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 23:30:26,183 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 23:30:26,183 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 23:30:26,183 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 23:30:26,184 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 23:30:26,187 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 23:30:26,187 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 23:30:26,187 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 23:30:26,188 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 23:30:26,188 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 23:30:26,192 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 23:30:26,193 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 23:30:26,193 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-18 23:30:26,193 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-18 23:30:26,193 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 23:30:26,193 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-18 23:30:26,194 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 23:30:26,194 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 23:30:26,194 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 23:30:26,194 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 23:30:26,195 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 23:30:26,195 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 23:30:26,195 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 23:30:26,195 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 23:30:26,196 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 23:30:26,198 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 23:30:26,199 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 23:30:26,199 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-18 23:30:26,200 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-18 23:30:26,200 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 23:30:26,201 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 23:30:26,201 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 23:30:26,201 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 23:30:26,201 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d3e3fe1097eb5cc161ed209d4e6f9c5a89785e619e27e5f9e0923413431f0b1 [2024-11-18 23:30:26,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 23:30:26,565 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 23:30:26,568 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 23:30:26,569 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 23:30:26,570 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 23:30:26,571 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-6.i [2024-11-18 23:30:28,067 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 23:30:28,284 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 23:30:28,285 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-6.i [2024-11-18 23:30:28,296 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76c2cfa34/85a6283eec7a401f94ddc87966eb964e/FLAG86f830b46 [2024-11-18 23:30:28,636 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76c2cfa34/85a6283eec7a401f94ddc87966eb964e [2024-11-18 23:30:28,639 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 23:30:28,641 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 23:30:28,643 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 23:30:28,644 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 23:30:28,649 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 23:30:28,649 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:30:28" (1/1) ... [2024-11-18 23:30:28,650 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 11:30:28, skipping insertion in model container [2024-11-18 23:30:28,652 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:30:28" (1/1) ... [2024-11-18 23:30:28,685 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 23:30:28,892 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_operatoramount_amount100_file-6.i[915,928] [2024-11-18 23:30:28,988 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 23:30:29,010 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 23:30:29,023 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_operatoramount_amount100_file-6.i[915,928] [2024-11-18 23:30:29,072 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 23:30:29,090 INFO L204 MainTranslator]: Completed translation [2024-11-18 23:30:29,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:30:29 WrapperNode [2024-11-18 23:30:29,090 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 23:30:29,091 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 23:30:29,092 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 23:30:29,092 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 23:30:29,099 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:30:29" (1/1) ... [2024-11-18 23:30:29,117 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:30:29" (1/1) ... [2024-11-18 23:30:29,156 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 174 [2024-11-18 23:30:29,157 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 23:30:29,157 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 23:30:29,158 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 23:30:29,158 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 23:30:29,185 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:30:29" (1/1) ... [2024-11-18 23:30:29,185 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:30:29" (1/1) ... [2024-11-18 23:30:29,195 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:30:29" (1/1) ... [2024-11-18 23:30:29,217 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 23:30:29,217 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:30:29" (1/1) ... [2024-11-18 23:30:29,218 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:30:29" (1/1) ... [2024-11-18 23:30:29,227 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:30:29" (1/1) ... [2024-11-18 23:30:29,230 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:30:29" (1/1) ... [2024-11-18 23:30:29,232 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:30:29" (1/1) ... [2024-11-18 23:30:29,234 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:30:29" (1/1) ... [2024-11-18 23:30:29,237 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 23:30:29,238 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 23:30:29,238 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 23:30:29,239 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 23:30:29,243 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:30:29" (1/1) ... [2024-11-18 23:30:29,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 23:30:29,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 23:30:29,286 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 23:30:29,291 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 23:30:29,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 23:30:29,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-18 23:30:29,335 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 23:30:29,335 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 23:30:29,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 23:30:29,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 23:30:29,435 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 23:30:29,438 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 23:30:41,467 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-18 23:30:41,470 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 23:30:41,485 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 23:30:41,485 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 23:30:41,485 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:30:41 BoogieIcfgContainer [2024-11-18 23:30:41,486 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 23:30:41,489 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 23:30:41,489 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 23:30:41,492 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 23:30:41,492 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 11:30:28" (1/3) ... [2024-11-18 23:30:41,493 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d20b93c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 11:30:41, skipping insertion in model container [2024-11-18 23:30:41,494 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:30:29" (2/3) ... [2024-11-18 23:30:41,494 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d20b93c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 11:30:41, skipping insertion in model container [2024-11-18 23:30:41,495 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:30:41" (3/3) ... [2024-11-18 23:30:41,496 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-6.i [2024-11-18 23:30:41,511 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 23:30:41,511 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 23:30:41,577 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 23:30:41,584 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;@45f3d88a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 23:30:41,585 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 23:30:41,589 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 54 states have (on average 1.462962962962963) internal successors, (79), 55 states have internal predecessors, (79), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-18 23:30:41,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-18 23:30:41,599 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 23:30:41,600 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 23:30:41,600 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 23:30:41,606 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 23:30:41,606 INFO L85 PathProgramCache]: Analyzing trace with hash 699911681, now seen corresponding path program 1 times [2024-11-18 23:30:41,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 23:30:41,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1604999892] [2024-11-18 23:30:41,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 23:30:41,618 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 23:30:41,618 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 23:30:41,620 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 23:30:41,621 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 23:30:42,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 23:30:42,723 INFO L255 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 23:30:42,733 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 23:30:42,775 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 464 proven. 0 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2024-11-18 23:30:42,775 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 23:30:42,776 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 23:30:42,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1604999892] [2024-11-18 23:30:42,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1604999892] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 23:30:42,777 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 23:30:42,777 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-18 23:30:42,781 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712627491] [2024-11-18 23:30:42,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 23:30:42,786 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 23:30:42,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 23:30:42,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 23:30:42,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 23:30:42,815 INFO L87 Difference]: Start difference. First operand has 80 states, 54 states have (on average 1.462962962962963) internal successors, (79), 55 states have internal predecessors, (79), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-18 23:30:42,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 23:30:42,857 INFO L93 Difference]: Finished difference Result 152 states and 265 transitions. [2024-11-18 23:30:42,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 23:30:42,860 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, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 151 [2024-11-18 23:30:42,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 23:30:42,868 INFO L225 Difference]: With dead ends: 152 [2024-11-18 23:30:42,868 INFO L226 Difference]: Without dead ends: 75 [2024-11-18 23:30:42,872 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 150 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 23:30:42,877 INFO L432 NwaCegarLoop]: 115 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, 115 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 23:30:42,877 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 23:30:42,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2024-11-18 23:30:42,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2024-11-18 23:30:42,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 50 states have (on average 1.38) internal successors, (69), 50 states have internal predecessors, (69), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-18 23:30:42,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 115 transitions. [2024-11-18 23:30:42,944 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 115 transitions. Word has length 151 [2024-11-18 23:30:42,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 23:30:42,945 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 115 transitions. [2024-11-18 23:30:42,945 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, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-18 23:30:42,946 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 115 transitions. [2024-11-18 23:30:42,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-18 23:30:42,951 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 23:30:42,951 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 23:30:42,995 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-18 23:30:43,152 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 23:30:43,153 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 23:30:43,153 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 23:30:43,154 INFO L85 PathProgramCache]: Analyzing trace with hash 1318276027, now seen corresponding path program 1 times [2024-11-18 23:30:43,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 23:30:43,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1264864899] [2024-11-18 23:30:43,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 23:30:43,155 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 23:30:43,155 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 23:30:43,157 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 23:30:43,158 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 23:30:44,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 23:30:44,357 INFO L255 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-18 23:30:44,369 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 23:30:44,845 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-18 23:30:44,846 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 23:30:44,846 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 23:30:44,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1264864899] [2024-11-18 23:30:44,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1264864899] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 23:30:44,847 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 23:30:44,847 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 23:30:44,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255243217] [2024-11-18 23:30:44,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 23:30:44,849 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 23:30:44,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 23:30:44,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 23:30:44,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-18 23:30:44,851 INFO L87 Difference]: Start difference. First operand 75 states and 115 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-18 23:30:47,086 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 23:30:48,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 23:30:54,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.33s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 23:30:58,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 23:31:02,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 23:31:06,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 23:31:10,032 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 23:31:10,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 23:31:10,294 INFO L93 Difference]: Finished difference Result 209 states and 314 transitions. [2024-11-18 23:31:10,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 23:31:10,294 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 151 [2024-11-18 23:31:10,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 23:31:10,297 INFO L225 Difference]: With dead ends: 209 [2024-11-18 23:31:10,297 INFO L226 Difference]: Without dead ends: 137 [2024-11-18 23:31:10,302 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-18 23:31:10,304 INFO L432 NwaCegarLoop]: 147 mSDtfsCounter, 78 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 8 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 353 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.4s IncrementalHoareTripleChecker+Time [2024-11-18 23:31:10,307 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 353 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 44 Invalid, 5 Unknown, 0 Unchecked, 25.4s Time] [2024-11-18 23:31:10,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2024-11-18 23:31:10,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 119. [2024-11-18 23:31:10,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 91 states have (on average 1.4285714285714286) internal successors, (130), 92 states have internal predecessors, (130), 25 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 24 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-18 23:31:10,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 180 transitions. [2024-11-18 23:31:10,342 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 180 transitions. Word has length 151 [2024-11-18 23:31:10,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 23:31:10,344 INFO L471 AbstractCegarLoop]: Abstraction has 119 states and 180 transitions. [2024-11-18 23:31:10,344 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-18 23:31:10,344 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 180 transitions. [2024-11-18 23:31:10,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-18 23:31:10,346 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 23:31:10,347 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 23:31:10,380 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-18 23:31:10,550 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 23:31:10,550 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 23:31:10,551 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 23:31:10,551 INFO L85 PathProgramCache]: Analyzing trace with hash 307158777, now seen corresponding path program 1 times [2024-11-18 23:31:10,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 23:31:10,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1905553874] [2024-11-18 23:31:10,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 23:31:10,552 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 23:31:10,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 23:31:10,557 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 23:31:10,558 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 23:31:11,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 23:31:11,694 INFO L255 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-18 23:31:11,703 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 23:31:14,748 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 472 proven. 21 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2024-11-18 23:31:14,749 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 23:31:17,221 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 23:31:17,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1905553874] [2024-11-18 23:31:17,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1905553874] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 23:31:17,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1465846302] [2024-11-18 23:31:17,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 23:31:17,223 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-18 23:31:17,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-18 23:31:17,226 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-18 23:31:17,227 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-18 23:31:20,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 23:31:20,343 INFO L255 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-18 23:31:20,348 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 23:31:22,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 472 proven. 21 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2024-11-18 23:31:22,328 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 23:31:23,397 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1465846302] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 23:31:23,398 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-18 23:31:23,398 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 9 [2024-11-18 23:31:23,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092585894] [2024-11-18 23:31:23,398 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-18 23:31:23,399 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-18 23:31:23,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 23:31:23,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-18 23:31:23,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2024-11-18 23:31:23,400 INFO L87 Difference]: Start difference. First operand 119 states and 180 transitions. Second operand has 9 states, 9 states have (on average 5.222222222222222) internal successors, (47), 9 states have internal predecessors, (47), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-18 23:31:33,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.31s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 23:31:37,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []