./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-67.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-67.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 2aadfe9239e080c08d7d16acbaf0d4e1ce6b23d8066f1ae508a1c20ba940b109 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 23:08:48,207 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 23:08:48,274 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-18 23:08:48,281 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 23:08:48,282 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 23:08:48,317 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 23:08:48,317 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 23:08:48,318 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 23:08:48,318 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 23:08:48,325 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 23:08:48,326 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 23:08:48,326 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 23:08:48,327 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 23:08:48,329 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 23:08:48,329 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 23:08:48,329 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 23:08:48,330 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 23:08:48,330 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 23:08:48,330 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-18 23:08:48,333 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 23:08:48,333 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 23:08:48,333 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 23:08:48,334 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 23:08:48,337 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 23:08:48,337 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 23:08:48,337 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 23:08:48,337 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 23:08:48,338 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 23:08:48,338 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 23:08:48,338 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 23:08:48,338 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 23:08:48,339 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 23:08:48,339 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 23:08:48,339 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 23:08:48,339 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 23:08:48,339 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 23:08:48,340 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-18 23:08:48,340 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-18 23:08:48,340 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 23:08:48,342 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 23:08:48,342 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 23:08:48,342 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 23:08:48,342 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2aadfe9239e080c08d7d16acbaf0d4e1ce6b23d8066f1ae508a1c20ba940b109 [2024-11-18 23:08:48,575 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 23:08:48,603 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 23:08:48,606 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 23:08:48,607 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 23:08:48,608 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 23:08:48,609 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-67.i [2024-11-18 23:08:50,055 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 23:08:50,244 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 23:08:50,244 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-67.i [2024-11-18 23:08:50,255 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b7e902af/bb12f19a0a42451bb7be168ae55b4aef/FLAG5607623d4 [2024-11-18 23:08:50,623 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b7e902af/bb12f19a0a42451bb7be168ae55b4aef [2024-11-18 23:08:50,625 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 23:08:50,627 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 23:08:50,629 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 23:08:50,629 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 23:08:50,636 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 23:08:50,637 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:08:50" (1/1) ... [2024-11-18 23:08:50,638 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d1d71d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:50, skipping insertion in model container [2024-11-18 23:08:50,638 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:08:50" (1/1) ... [2024-11-18 23:08:50,667 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 23:08:50,841 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-67.i[915,928] [2024-11-18 23:08:50,970 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 23:08:50,990 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 23:08:51,003 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-67.i[915,928] [2024-11-18 23:08:51,029 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 23:08:51,049 INFO L204 MainTranslator]: Completed translation [2024-11-18 23:08:51,049 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:51 WrapperNode [2024-11-18 23:08:51,050 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 23:08:51,051 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 23:08:51,051 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 23:08:51,051 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 23:08:51,061 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:51" (1/1) ... [2024-11-18 23:08:51,075 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:51" (1/1) ... [2024-11-18 23:08:51,125 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 186 [2024-11-18 23:08:51,126 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 23:08:51,127 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 23:08:51,127 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 23:08:51,127 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 23:08:51,137 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:51" (1/1) ... [2024-11-18 23:08:51,138 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:51" (1/1) ... [2024-11-18 23:08:51,141 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:51" (1/1) ... [2024-11-18 23:08:51,162 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 23:08:51,162 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:51" (1/1) ... [2024-11-18 23:08:51,162 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:51" (1/1) ... [2024-11-18 23:08:51,172 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:51" (1/1) ... [2024-11-18 23:08:51,175 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:51" (1/1) ... [2024-11-18 23:08:51,177 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:51" (1/1) ... [2024-11-18 23:08:51,179 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:51" (1/1) ... [2024-11-18 23:08:51,183 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 23:08:51,184 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 23:08:51,184 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 23:08:51,184 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 23:08:51,186 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:51" (1/1) ... [2024-11-18 23:08:51,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 23:08:51,208 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 23:08:51,224 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 23:08:51,231 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 23:08:51,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 23:08:51,274 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 23:08:51,275 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 23:08:51,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-18 23:08:51,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 23:08:51,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 23:08:51,370 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 23:08:51,373 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 23:08:51,758 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-18 23:08:51,758 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 23:08:51,771 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 23:08:51,772 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 23:08:51,772 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:08:51 BoogieIcfgContainer [2024-11-18 23:08:51,772 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 23:08:51,777 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 23:08:51,777 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 23:08:51,780 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 23:08:51,780 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 11:08:50" (1/3) ... [2024-11-18 23:08:51,781 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11644b94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 11:08:51, skipping insertion in model container [2024-11-18 23:08:51,782 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:51" (2/3) ... [2024-11-18 23:08:51,782 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11644b94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 11:08:51, skipping insertion in model container [2024-11-18 23:08:51,782 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:08:51" (3/3) ... [2024-11-18 23:08:51,783 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-67.i [2024-11-18 23:08:51,795 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 23:08:51,796 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 23:08:51,853 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 23:08:51,858 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;@53646ce, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 23:08:51,859 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 23:08:51,862 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 55 states have (on average 1.4) internal successors, (77), 56 states have internal predecessors, (77), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-18 23:08:51,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-18 23:08:51,875 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 23:08:51,876 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:08:51,876 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 23:08:51,881 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 23:08:51,881 INFO L85 PathProgramCache]: Analyzing trace with hash -14577940, now seen corresponding path program 1 times [2024-11-18 23:08:51,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 23:08:51,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331999618] [2024-11-18 23:08:51,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 23:08:51,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 23:08:52,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 23:08:52,204 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2024-11-18 23:08:52,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 23:08:52,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331999618] [2024-11-18 23:08:52,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331999618] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 23:08:52,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1414236309] [2024-11-18 23:08:52,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 23:08:52,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 23:08:52,209 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 23:08:52,211 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 23:08:52,213 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 23:08:52,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 23:08:52,477 INFO L255 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 23:08:52,488 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 23:08:52,513 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2024-11-18 23:08:52,514 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 23:08:52,514 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1414236309] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 23:08:52,515 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-18 23:08:52,515 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-18 23:08:52,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689107630] [2024-11-18 23:08:52,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 23:08:52,525 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 23:08:52,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 23:08:52,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 23:08:52,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 23:08:52,551 INFO L87 Difference]: Start difference. First operand has 80 states, 55 states have (on average 1.4) internal successors, (77), 56 states have internal predecessors, (77), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-18 23:08:52,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 23:08:52,577 INFO L93 Difference]: Finished difference Result 157 states and 261 transitions. [2024-11-18 23:08:52,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 23:08:52,579 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) Word has length 142 [2024-11-18 23:08:52,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 23:08:52,586 INFO L225 Difference]: With dead ends: 157 [2024-11-18 23:08:52,586 INFO L226 Difference]: Without dead ends: 76 [2024-11-18 23:08:52,589 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 143 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 23:08:52,592 INFO L432 NwaCegarLoop]: 118 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, 118 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 23:08:52,593 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 23:08:52,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2024-11-18 23:08:52,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2024-11-18 23:08:52,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 52 states have (on average 1.3461538461538463) internal successors, (70), 52 states have internal predecessors, (70), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-18 23:08:52,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 114 transitions. [2024-11-18 23:08:52,641 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 114 transitions. Word has length 142 [2024-11-18 23:08:52,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 23:08:52,642 INFO L471 AbstractCegarLoop]: Abstraction has 76 states and 114 transitions. [2024-11-18 23:08:52,642 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-18 23:08:52,643 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 114 transitions. [2024-11-18 23:08:52,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-18 23:08:52,645 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 23:08:52,646 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:08:52,660 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 23:08:52,848 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 23:08:52,848 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 23:08:52,849 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 23:08:52,849 INFO L85 PathProgramCache]: Analyzing trace with hash 857843892, now seen corresponding path program 1 times [2024-11-18 23:08:52,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 23:08:52,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949305062] [2024-11-18 23:08:52,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 23:08:52,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 23:08:52,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 23:08:53,391 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-18 23:08:53,391 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 23:08:53,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949305062] [2024-11-18 23:08:53,392 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [949305062] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 23:08:53,392 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 23:08:53,395 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 23:08:53,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227527007] [2024-11-18 23:08:53,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 23:08:53,397 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 23:08:53,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 23:08:53,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 23:08:53,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 23:08:53,401 INFO L87 Difference]: Start difference. First operand 76 states and 114 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-18 23:08:53,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 23:08:53,619 INFO L93 Difference]: Finished difference Result 223 states and 337 transitions. [2024-11-18 23:08:53,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 23:08:53,619 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 142 [2024-11-18 23:08:53,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 23:08:53,625 INFO L225 Difference]: With dead ends: 223 [2024-11-18 23:08:53,626 INFO L226 Difference]: Without dead ends: 150 [2024-11-18 23:08:53,627 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-18 23:08:53,628 INFO L432 NwaCegarLoop]: 108 mSDtfsCounter, 85 mSDsluCounter, 207 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 23:08:53,628 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 315 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 23:08:53,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2024-11-18 23:08:53,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 127. [2024-11-18 23:08:53,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 80 states have (on average 1.2875) internal successors, (103), 80 states have internal predecessors, (103), 44 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-18 23:08:53,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 191 transitions. [2024-11-18 23:08:53,671 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 191 transitions. Word has length 142 [2024-11-18 23:08:53,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 23:08:53,672 INFO L471 AbstractCegarLoop]: Abstraction has 127 states and 191 transitions. [2024-11-18 23:08:53,672 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-18 23:08:53,673 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 191 transitions. [2024-11-18 23:08:53,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-18 23:08:53,679 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 23:08:53,679 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:08:53,679 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-18 23:08:53,680 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 23:08:53,681 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 23:08:53,681 INFO L85 PathProgramCache]: Analyzing trace with hash -1855141122, now seen corresponding path program 1 times [2024-11-18 23:08:53,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 23:08:53,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127208315] [2024-11-18 23:08:53,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 23:08:53,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 23:08:53,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-18 23:08:53,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1253457961] [2024-11-18 23:08:53,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 23:08:53,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 23:08:53,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 23:08:53,860 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 23:08:53,862 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 23:08:54,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 23:08:54,031 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-18 23:08:54,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 23:08:54,190 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-18 23:08:54,191 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-18 23:08:54,192 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-18 23:08:54,206 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 23:08:54,397 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 23:08:54,400 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-18 23:08:54,515 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-18 23:08:54,524 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 11:08:54 BoogieIcfgContainer [2024-11-18 23:08:54,524 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-18 23:08:54,524 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-18 23:08:54,524 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-18 23:08:54,525 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-18 23:08:54,525 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:08:51" (3/4) ... [2024-11-18 23:08:54,529 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-18 23:08:54,530 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-18 23:08:54,530 INFO L158 Benchmark]: Toolchain (without parser) took 3903.54ms. Allocated memory was 138.4MB in the beginning and 222.3MB in the end (delta: 83.9MB). Free memory was 69.7MB in the beginning and 112.6MB in the end (delta: -42.9MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. [2024-11-18 23:08:54,531 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 138.4MB. Free memory is still 103.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 23:08:54,532 INFO L158 Benchmark]: CACSL2BoogieTranslator took 421.10ms. Allocated memory was 138.4MB in the beginning and 176.2MB in the end (delta: 37.7MB). Free memory was 69.5MB in the beginning and 143.9MB in the end (delta: -74.4MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2024-11-18 23:08:54,532 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.78ms. Allocated memory is still 176.2MB. Free memory was 143.9MB in the beginning and 139.8MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-18 23:08:54,533 INFO L158 Benchmark]: Boogie Preprocessor took 56.25ms. Allocated memory is still 176.2MB. Free memory was 139.8MB in the beginning and 135.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-18 23:08:54,533 INFO L158 Benchmark]: RCFGBuilder took 588.32ms. Allocated memory is still 176.2MB. Free memory was 135.6MB in the beginning and 110.5MB in the end (delta: 25.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-18 23:08:54,534 INFO L158 Benchmark]: TraceAbstraction took 2747.10ms. Allocated memory was 176.2MB in the beginning and 222.3MB in the end (delta: 46.1MB). Free memory was 110.1MB in the beginning and 112.6MB in the end (delta: -2.6MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. [2024-11-18 23:08:54,534 INFO L158 Benchmark]: Witness Printer took 5.60ms. Allocated memory is still 222.3MB. Free memory is still 112.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 23:08:54,537 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 138.4MB. Free memory is still 103.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 421.10ms. Allocated memory was 138.4MB in the beginning and 176.2MB in the end (delta: 37.7MB). Free memory was 69.5MB in the beginning and 143.9MB in the end (delta: -74.4MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.78ms. Allocated memory is still 176.2MB. Free memory was 143.9MB in the beginning and 139.8MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.25ms. Allocated memory is still 176.2MB. Free memory was 139.8MB in the beginning and 135.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 588.32ms. Allocated memory is still 176.2MB. Free memory was 135.6MB in the beginning and 110.5MB in the end (delta: 25.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 2747.10ms. Allocated memory was 176.2MB in the beginning and 222.3MB in the end (delta: 46.1MB). Free memory was 110.1MB in the beginning and 112.6MB in the end (delta: -2.6MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. * Witness Printer took 5.60ms. Allocated memory is still 222.3MB. Free memory is still 112.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 139, overapproximation of someBinaryArithmeticDOUBLEoperation at line 80, overapproximation of someBinaryDOUBLEComparisonOperation at line 139, overapproximation of someUnaryFLOAToperation at line 83. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 9.75; [L23] unsigned char var_1_3 = 1; [L24] signed long int var_1_4 = 25; [L25] unsigned char var_1_6 = 1; [L26] float var_1_7 = 7.5; [L27] signed long int var_1_8 = -1000; [L28] float var_1_9 = 9.25; [L29] float var_1_10 = 64.5; [L30] float var_1_11 = 16.25; [L31] signed char var_1_12 = 2; [L32] signed char var_1_13 = 8; [L33] signed char var_1_14 = 0; [L34] float var_1_15 = 0.6; [L35] signed char var_1_16 = 32; [L36] unsigned short int var_1_17 = 2; [L37] unsigned short int var_1_19 = 63241; [L38] unsigned short int var_1_20 = 58697; [L39] unsigned short int var_1_21 = 25516; [L40] unsigned long int var_1_22 = 3301682525; [L41] double last_1_var_1_1 = 9.75; [L42] unsigned char last_1_var_1_3 = 1; [L43] float last_1_var_1_7 = 7.5; [L44] signed char last_1_var_1_12 = 2; [L45] float last_1_var_1_15 = 0.6; [L46] unsigned short int last_1_var_1_17 = 2; VAL [isInitial=0, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=25, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L143] isInitial = 1 [L144] FCALL initially() [L145] int k_loop; [L146] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=25, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L146] COND TRUE k_loop < 1 [L147] CALL updateLastVariables() [L131] last_1_var_1_1 = var_1_1 [L132] last_1_var_1_3 = var_1_3 [L133] last_1_var_1_7 = var_1_7 [L134] last_1_var_1_12 = var_1_12 [L135] last_1_var_1_15 = var_1_15 [L136] last_1_var_1_17 = var_1_17 VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=25, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L147] RET updateLastVariables() [L148] CALL updateVariables() [L95] var_1_4 = __VERIFIER_nondet_long() [L96] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L96] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L97] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L97] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L98] var_1_6 = __VERIFIER_nondet_uchar() [L99] CALL assume_abort_if_not(var_1_6 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L99] RET assume_abort_if_not(var_1_6 >= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L100] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L100] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L101] var_1_8 = __VERIFIER_nondet_long() [L102] CALL assume_abort_if_not(var_1_8 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134, var_1_9=37/4] [L102] RET assume_abort_if_not(var_1_8 >= -2147483648) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134, var_1_9=37/4] [L103] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134, var_1_9=37/4] [L103] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134, var_1_9=37/4] [L104] CALL assume_abort_if_not(var_1_8 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134, var_1_9=37/4] [L104] RET assume_abort_if_not(var_1_8 != 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134, var_1_9=37/4] [L105] var_1_9 = __VERIFIER_nondet_float() [L106] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L106] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L107] var_1_10 = __VERIFIER_nondet_float() [L108] CALL assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L108] RET assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L109] var_1_11 = __VERIFIER_nondet_float() [L110] CALL assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L110] RET assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L111] var_1_13 = __VERIFIER_nondet_char() [L112] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L112] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L113] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L113] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L114] var_1_14 = __VERIFIER_nondet_char() [L115] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L115] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L116] CALL assume_abort_if_not(var_1_14 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L116] RET assume_abort_if_not(var_1_14 <= 126) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L117] var_1_19 = __VERIFIER_nondet_ushort() [L118] CALL assume_abort_if_not(var_1_19 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L118] RET assume_abort_if_not(var_1_19 >= 32767) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L119] CALL assume_abort_if_not(var_1_19 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L119] RET assume_abort_if_not(var_1_19 <= 65534) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L120] var_1_20 = __VERIFIER_nondet_ushort() [L121] CALL assume_abort_if_not(var_1_20 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L121] RET assume_abort_if_not(var_1_20 >= 32767) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L122] CALL assume_abort_if_not(var_1_20 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L122] RET assume_abort_if_not(var_1_20 <= 65534) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L123] var_1_21 = __VERIFIER_nondet_ushort() [L124] CALL assume_abort_if_not(var_1_21 >= 24575) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L124] RET assume_abort_if_not(var_1_21 >= 24575) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L125] CALL assume_abort_if_not(var_1_21 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L125] RET assume_abort_if_not(var_1_21 <= 32767) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L126] var_1_22 = __VERIFIER_nondet_ulong() [L127] CALL assume_abort_if_not(var_1_22 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L127] RET assume_abort_if_not(var_1_22 >= 2147483647) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L128] CALL assume_abort_if_not(var_1_22 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L128] RET assume_abort_if_not(var_1_22 <= 4294967295) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L148] RET updateVariables() [L149] CALL step() [L50] EXPR ((((var_1_13) > (last_1_var_1_17)) ? (var_1_13) : (last_1_var_1_17))) | last_1_var_1_12 VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L50] signed long int stepLocal_2 = ((((var_1_13) > (last_1_var_1_17)) ? (var_1_13) : (last_1_var_1_17))) | last_1_var_1_12; [L51] COND FALSE !(last_1_var_1_7 > (var_1_11 + last_1_var_1_15)) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, stepLocal_2=2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L60] unsigned long int stepLocal_3 = var_1_22 - var_1_20; VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, stepLocal_2=2, stepLocal_3=2147450880, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L61] COND TRUE \read(last_1_var_1_3) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, stepLocal_2=2, stepLocal_3=2147450880, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L62] COND TRUE \read(var_1_6) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, stepLocal_2=2, stepLocal_3=2147450880, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L63] COND TRUE \read(last_1_var_1_3) [L64] var_1_17 = var_1_14 VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, stepLocal_2=2, stepLocal_3=2147450880, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=1, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L78] var_1_3 = (((5 - last_1_var_1_17) <= (last_1_var_1_17 + last_1_var_1_17)) || var_1_6) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, stepLocal_2=2, stepLocal_3=2147450880, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=1, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L79] COND TRUE 50 != var_1_16 [L80] var_1_1 = (1.00000000000025E12 - 24.25) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, stepLocal_2=2, stepLocal_3=2147450880, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=1, var_1_19=32768, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134] [L82] var_1_12 = (var_1_13 - var_1_14) [L83] var_1_15 = ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9))) [L84] unsigned char stepLocal_1 = var_1_3; [L85] signed long int stepLocal_0 = (var_1_16 + 100) / var_1_8; VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, stepLocal_0=0, stepLocal_1=1, stepLocal_2=2, stepLocal_3=2147450880, var_1_12=1, var_1_13=2, var_1_14=1, var_1_15=2, var_1_16=32, var_1_17=1, var_1_19=32768, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134, var_1_9=0] [L86] COND FALSE !(stepLocal_0 >= var_1_17) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, stepLocal_1=1, stepLocal_2=2, stepLocal_3=2147450880, var_1_12=1, var_1_13=2, var_1_14=1, var_1_15=2, var_1_16=32, var_1_17=1, var_1_19=32768, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134, var_1_9=0] [L149] RET step() [L150] CALL, EXPR property() [L139] EXPR ((((((50 != var_1_16) ? (var_1_1 == ((double) (1.00000000000025E12 - 24.25))) : 1) && (var_1_3 == ((unsigned char) (((5 - last_1_var_1_17) <= (last_1_var_1_17 + last_1_var_1_17)) || var_1_6)))) && ((((var_1_16 + 100) / var_1_8) >= var_1_17) ? ((var_1_3 || (var_1_17 > (var_1_17 * var_1_8))) ? (var_1_7 == ((float) var_1_9)) : (var_1_7 == ((float) (var_1_10 + var_1_11)))) : 1)) && (var_1_12 == ((signed char) (var_1_13 - var_1_14)))) && (var_1_15 == ((float) ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9)))))) && ((last_1_var_1_7 > (var_1_11 + last_1_var_1_15)) ? ((var_1_14 < (((((var_1_13) > (last_1_var_1_17)) ? (var_1_13) : (last_1_var_1_17))) | last_1_var_1_12)) ? (last_1_var_1_3 ? (var_1_16 == ((signed char) -2)) : 1) : (var_1_16 == ((signed char) var_1_13))) : 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=1, var_1_13=2, var_1_14=1, var_1_15=2, var_1_16=32, var_1_17=1, var_1_19=32768, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134, var_1_9=0] [L139-L140] return (((((((50 != var_1_16) ? (var_1_1 == ((double) (1.00000000000025E12 - 24.25))) : 1) && (var_1_3 == ((unsigned char) (((5 - last_1_var_1_17) <= (last_1_var_1_17 + last_1_var_1_17)) || var_1_6)))) && ((((var_1_16 + 100) / var_1_8) >= var_1_17) ? ((var_1_3 || (var_1_17 > (var_1_17 * var_1_8))) ? (var_1_7 == ((float) var_1_9)) : (var_1_7 == ((float) (var_1_10 + var_1_11)))) : 1)) && (var_1_12 == ((signed char) (var_1_13 - var_1_14)))) && (var_1_15 == ((float) ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9)))))) && ((last_1_var_1_7 > (var_1_11 + last_1_var_1_15)) ? ((var_1_14 < (((((var_1_13) > (last_1_var_1_17)) ? (var_1_13) : (last_1_var_1_17))) | last_1_var_1_12)) ? (last_1_var_1_3 ? (var_1_16 == ((signed char) -2)) : 1) : (var_1_16 == ((signed char) var_1_13))) : 1)) && (last_1_var_1_3 ? (var_1_6 ? (last_1_var_1_3 ? (var_1_17 == ((unsigned short int) var_1_14)) : (var_1_17 == ((unsigned short int) (((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20))) - ((var_1_21 - 256) - 256))))) : (((var_1_22 - var_1_20) > (var_1_4 / var_1_8)) ? ((last_1_var_1_1 >= var_1_10) ? (var_1_17 == ((unsigned short int) var_1_14)) : 1) : 1)) : (var_1_17 == ((unsigned short int) var_1_21))) ; [L150] RET, EXPR property() [L150] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=1, var_1_13=2, var_1_14=1, var_1_15=2, var_1_16=32, var_1_17=1, var_1_19=32768, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=1, var_1_13=2, var_1_14=1, var_1_15=2, var_1_16=32, var_1_17=1, var_1_19=32768, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=134, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 80 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.6s, OverallIterations: 3, TraceHistogramMax: 22, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 85 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 85 mSDsluCounter, 433 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 207 mSDsCounter, 69 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 21 IncrementalHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 69 mSolverCounterUnsat, 226 mSDtfsCounter, 21 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 150 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=127occurred in iteration=2, InterpolantAutomatonStates: 6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 23 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 714 NumberOfCodeBlocks, 714 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 423 ConstructedInterpolants, 0 QuantifiedInterpolants, 509 SizeOfPredicates, 0 NumberOfNonLiveVariables, 344 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 2730/2772 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 23:08:54,573 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-67.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 2aadfe9239e080c08d7d16acbaf0d4e1ce6b23d8066f1ae508a1c20ba940b109 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 23:08:56,798 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 23:08:56,882 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-18 23:08:56,889 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 23:08:56,890 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 23:08:56,919 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 23:08:56,920 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 23:08:56,920 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 23:08:56,921 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 23:08:56,921 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 23:08:56,921 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 23:08:56,922 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 23:08:56,922 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 23:08:56,923 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 23:08:56,923 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 23:08:56,923 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 23:08:56,923 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 23:08:56,924 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 23:08:56,924 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 23:08:56,924 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 23:08:56,925 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 23:08:56,928 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 23:08:56,929 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 23:08:56,929 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-18 23:08:56,932 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-18 23:08:56,932 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 23:08:56,932 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-18 23:08:56,933 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 23:08:56,933 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 23:08:56,933 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 23:08:56,933 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 23:08:56,934 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 23:08:56,934 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 23:08:56,934 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 23:08:56,934 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 23:08:56,935 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 23:08:56,948 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 23:08:56,948 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 23:08:56,948 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-18 23:08:56,948 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-18 23:08:56,949 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 23:08:56,949 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 23:08:56,950 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 23:08:56,950 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 23:08:56,950 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2aadfe9239e080c08d7d16acbaf0d4e1ce6b23d8066f1ae508a1c20ba940b109 [2024-11-18 23:08:57,247 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 23:08:57,272 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 23:08:57,275 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 23:08:57,276 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 23:08:57,276 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 23:08:57,277 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-67.i [2024-11-18 23:08:58,840 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 23:08:59,076 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 23:08:59,077 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-67.i [2024-11-18 23:08:59,091 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eba6de84a/d71102dbfb7741c8a289c73f49528e67/FLAG800f32500 [2024-11-18 23:08:59,438 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eba6de84a/d71102dbfb7741c8a289c73f49528e67 [2024-11-18 23:08:59,440 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 23:08:59,441 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 23:08:59,443 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 23:08:59,443 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 23:08:59,448 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 23:08:59,449 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:08:59" (1/1) ... [2024-11-18 23:08:59,450 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b42d1b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:59, skipping insertion in model container [2024-11-18 23:08:59,450 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:08:59" (1/1) ... [2024-11-18 23:08:59,477 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 23:08:59,672 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-67.i[915,928] [2024-11-18 23:08:59,762 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 23:08:59,780 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 23:08:59,794 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-67.i[915,928] [2024-11-18 23:08:59,834 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 23:08:59,860 INFO L204 MainTranslator]: Completed translation [2024-11-18 23:08:59,861 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:59 WrapperNode [2024-11-18 23:08:59,861 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 23:08:59,862 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 23:08:59,862 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 23:08:59,862 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 23:08:59,869 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:59" (1/1) ... [2024-11-18 23:08:59,884 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:59" (1/1) ... [2024-11-18 23:08:59,923 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 155 [2024-11-18 23:08:59,924 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 23:08:59,925 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 23:08:59,926 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 23:08:59,926 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 23:08:59,936 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:59" (1/1) ... [2024-11-18 23:08:59,937 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:59" (1/1) ... [2024-11-18 23:08:59,940 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:59" (1/1) ... [2024-11-18 23:08:59,963 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 23:08:59,964 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:59" (1/1) ... [2024-11-18 23:08:59,964 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:59" (1/1) ... [2024-11-18 23:08:59,976 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:59" (1/1) ... [2024-11-18 23:08:59,983 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:59" (1/1) ... [2024-11-18 23:08:59,989 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:59" (1/1) ... [2024-11-18 23:08:59,991 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:59" (1/1) ... [2024-11-18 23:08:59,998 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 23:09:00,003 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 23:09:00,003 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 23:09:00,003 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 23:09:00,004 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:59" (1/1) ... [2024-11-18 23:09:00,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 23:09:00,023 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 23:09:00,041 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 23:09:00,044 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 23:09:00,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 23:09:00,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-18 23:09:00,087 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 23:09:00,087 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 23:09:00,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 23:09:00,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 23:09:00,167 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 23:09:00,168 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 23:09:01,139 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-11-18 23:09:01,139 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 23:09:01,150 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 23:09:01,151 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 23:09:01,151 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:09:01 BoogieIcfgContainer [2024-11-18 23:09:01,151 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 23:09:01,153 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 23:09:01,154 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 23:09:01,157 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 23:09:01,157 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 11:08:59" (1/3) ... [2024-11-18 23:09:01,157 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@760f9e0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 11:09:01, skipping insertion in model container [2024-11-18 23:09:01,158 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:59" (2/3) ... [2024-11-18 23:09:01,158 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@760f9e0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 11:09:01, skipping insertion in model container [2024-11-18 23:09:01,158 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:09:01" (3/3) ... [2024-11-18 23:09:01,159 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-67.i [2024-11-18 23:09:01,177 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 23:09:01,177 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 23:09:01,238 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 23:09:01,246 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;@6b10eec0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 23:09:01,247 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 23:09:01,252 INFO L276 IsEmpty]: Start isEmpty. Operand has 68 states, 43 states have (on average 1.372093023255814) internal successors, (59), 44 states have internal predecessors, (59), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-18 23:09:01,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-18 23:09:01,271 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 23:09:01,272 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:09:01,274 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 23:09:01,280 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 23:09:01,280 INFO L85 PathProgramCache]: Analyzing trace with hash 761840944, now seen corresponding path program 1 times [2024-11-18 23:09:01,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 23:09:01,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1124978885] [2024-11-18 23:09:01,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 23:09:01,297 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 23:09:01,297 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 23:09:01,300 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 23:09:01,302 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 23:09:01,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 23:09:01,612 INFO L255 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 23:09:01,622 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 23:09:01,681 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 434 proven. 0 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2024-11-18 23:09:01,681 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 23:09:01,682 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 23:09:01,682 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1124978885] [2024-11-18 23:09:01,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1124978885] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 23:09:01,684 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 23:09:01,685 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-18 23:09:01,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49212497] [2024-11-18 23:09:01,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 23:09:01,691 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 23:09:01,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 23:09:01,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 23:09:01,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 23:09:01,721 INFO L87 Difference]: Start difference. First operand has 68 states, 43 states have (on average 1.372093023255814) internal successors, (59), 44 states have internal predecessors, (59), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-18 23:09:01,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 23:09:01,758 INFO L93 Difference]: Finished difference Result 133 states and 225 transitions. [2024-11-18 23:09:01,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 23:09:01,761 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 138 [2024-11-18 23:09:01,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 23:09:01,769 INFO L225 Difference]: With dead ends: 133 [2024-11-18 23:09:01,770 INFO L226 Difference]: Without dead ends: 64 [2024-11-18 23:09:01,773 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 137 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 23:09:01,779 INFO L432 NwaCegarLoop]: 100 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, 100 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 23:09:01,780 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 23:09:01,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2024-11-18 23:09:01,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2024-11-18 23:09:01,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 40 states have (on average 1.3) internal successors, (52), 40 states have internal predecessors, (52), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-18 23:09:01,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 96 transitions. [2024-11-18 23:09:01,823 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 96 transitions. Word has length 138 [2024-11-18 23:09:01,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 23:09:01,824 INFO L471 AbstractCegarLoop]: Abstraction has 64 states and 96 transitions. [2024-11-18 23:09:01,824 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-18 23:09:01,824 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 96 transitions. [2024-11-18 23:09:01,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-18 23:09:01,827 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 23:09:01,827 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:09:01,837 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-18 23:09:02,028 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 23:09:02,028 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 23:09:02,029 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 23:09:02,029 INFO L85 PathProgramCache]: Analyzing trace with hash 1288504056, now seen corresponding path program 1 times [2024-11-18 23:09:02,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 23:09:02,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1736967184] [2024-11-18 23:09:02,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 23:09:02,030 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 23:09:02,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 23:09:02,032 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 23:09:02,033 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 23:09:02,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 23:09:02,329 INFO L255 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-18 23:09:02,339 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 23:09:02,940 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-18 23:09:02,940 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 23:09:02,941 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 23:09:02,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1736967184] [2024-11-18 23:09:02,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1736967184] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 23:09:02,942 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 23:09:02,943 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 23:09:02,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510279961] [2024-11-18 23:09:02,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 23:09:02,945 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 23:09:02,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 23:09:02,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 23:09:02,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 23:09:02,946 INFO L87 Difference]: Start difference. First operand 64 states and 96 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-18 23:09:04,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 23:09:04,524 INFO L93 Difference]: Finished difference Result 187 states and 283 transitions. [2024-11-18 23:09:04,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 23:09:04,544 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 138 [2024-11-18 23:09:04,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 23:09:04,547 INFO L225 Difference]: With dead ends: 187 [2024-11-18 23:09:04,548 INFO L226 Difference]: Without dead ends: 126 [2024-11-18 23:09:04,549 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-18 23:09:04,550 INFO L432 NwaCegarLoop]: 91 mSDtfsCounter, 60 mSDsluCounter, 174 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 265 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-18 23:09:04,551 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 265 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-18 23:09:04,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2024-11-18 23:09:04,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 111. [2024-11-18 23:09:04,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 64 states have (on average 1.234375) internal successors, (79), 64 states have internal predecessors, (79), 44 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-18 23:09:04,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 167 transitions. [2024-11-18 23:09:04,581 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 167 transitions. Word has length 138 [2024-11-18 23:09:04,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 23:09:04,582 INFO L471 AbstractCegarLoop]: Abstraction has 111 states and 167 transitions. [2024-11-18 23:09:04,582 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-18 23:09:04,582 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 167 transitions. [2024-11-18 23:09:04,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-18 23:09:04,585 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 23:09:04,585 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:09:04,599 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 23:09:04,785 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 23:09:04,786 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 23:09:04,787 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 23:09:04,787 INFO L85 PathProgramCache]: Analyzing trace with hash -713503766, now seen corresponding path program 1 times [2024-11-18 23:09:04,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 23:09:04,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1999551937] [2024-11-18 23:09:04,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 23:09:04,789 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 23:09:04,789 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 23:09:04,792 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 23:09:04,794 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 23:09:05,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 23:09:05,045 INFO L255 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-18 23:09:05,050 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 23:09:05,603 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 177 proven. 57 refuted. 0 times theorem prover too weak. 690 trivial. 0 not checked. [2024-11-18 23:09:05,603 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 23:09:06,027 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-11-18 23:09:06,028 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 23:09:06,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1999551937] [2024-11-18 23:09:06,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1999551937] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 23:09:06,028 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-18 23:09:06,029 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2024-11-18 23:09:06,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619183444] [2024-11-18 23:09:06,029 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-18 23:09:06,030 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 23:09:06,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 23:09:06,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 23:09:06,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-18 23:09:06,031 INFO L87 Difference]: Start difference. First operand 111 states and 167 transitions. Second operand has 7 states, 7 states have (on average 6.0) internal successors, (42), 7 states have internal predecessors, (42), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2024-11-18 23:09:07,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 23:09:07,149 INFO L93 Difference]: Finished difference Result 182 states and 266 transitions. [2024-11-18 23:09:07,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-18 23:09:07,176 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 7 states have internal predecessors, (42), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 140 [2024-11-18 23:09:07,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 23:09:07,191 INFO L225 Difference]: With dead ends: 182 [2024-11-18 23:09:07,191 INFO L226 Difference]: Without dead ends: 121 [2024-11-18 23:09:07,192 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 281 GetRequests, 272 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-11-18 23:09:07,197 INFO L432 NwaCegarLoop]: 65 mSDtfsCounter, 59 mSDsluCounter, 83 mSDsCounter, 0 mSdLazyCounter, 126 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 148 SdHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 126 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-18 23:09:07,197 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 148 Invalid, 135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-18 23:09:07,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2024-11-18 23:09:07,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 117. [2024-11-18 23:09:07,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 68 states have (on average 1.161764705882353) internal successors, (79), 68 states have internal predecessors, (79), 44 states have call successors, (44), 4 states have call predecessors, (44), 4 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-18 23:09:07,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 167 transitions. [2024-11-18 23:09:07,227 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 167 transitions. Word has length 140 [2024-11-18 23:09:07,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 23:09:07,228 INFO L471 AbstractCegarLoop]: Abstraction has 117 states and 167 transitions. [2024-11-18 23:09:07,228 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 7 states have internal predecessors, (42), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2024-11-18 23:09:07,228 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 167 transitions. [2024-11-18 23:09:07,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-18 23:09:07,232 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 23:09:07,233 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:09:07,246 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 (4)] Forceful destruction successful, exit code 0 [2024-11-18 23:09:07,433 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 23:09:07,434 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 23:09:07,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 23:09:07,434 INFO L85 PathProgramCache]: Analyzing trace with hash -286895390, now seen corresponding path program 1 times [2024-11-18 23:09:07,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 23:09:07,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [929779862] [2024-11-18 23:09:07,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 23:09:07,435 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 23:09:07,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 23:09:07,439 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 23:09:07,440 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-18 23:09:07,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 23:09:07,796 INFO L255 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-18 23:09:07,803 INFO L278 TraceCheckSpWp]: Computing forward predicates...