./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-94.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 803cd42f Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-94.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 60036eeb32f319b97447b54d2424c6e2924357980a7a83b9a9490038fdc9d6d3 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 10:46:34,754 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 10:46:34,790 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-22 10:46:34,794 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 10:46:34,794 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 10:46:34,820 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 10:46:34,821 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 10:46:34,821 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 10:46:34,821 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 10:46:34,821 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 10:46:34,822 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 10:46:34,822 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 10:46:34,824 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 10:46:34,825 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 10:46:34,826 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 10:46:34,826 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 10:46:34,826 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 10:46:34,826 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-22 10:46:34,827 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 10:46:34,827 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-22 10:46:34,827 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 10:46:34,827 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 10:46:34,828 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 10:46:34,828 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 10:46:34,828 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 10:46:34,828 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-22 10:46:34,828 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 10:46:34,829 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 10:46:34,829 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 10:46:34,829 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 10:46:34,829 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 10:46:34,829 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 10:46:34,830 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 10:46:34,830 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 10:46:34,830 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 10:46:34,830 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 10:46:34,830 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 10:46:34,831 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 10:46:34,831 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 10:46:34,831 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 10:46:34,831 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 10:46:34,831 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 10:46:34,831 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60036eeb32f319b97447b54d2424c6e2924357980a7a83b9a9490038fdc9d6d3 [2024-11-22 10:46:35,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 10:46:35,055 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 10:46:35,057 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 10:46:35,058 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 10:46:35,058 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 10:46:35,059 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-94.i [2024-11-22 10:46:36,400 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 10:46:36,541 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 10:46:36,541 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-94.i [2024-11-22 10:46:36,548 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c282de313/0eb37a501663495fab9c15d4858bb2ca/FLAG3c73362ef [2024-11-22 10:46:36,951 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c282de313/0eb37a501663495fab9c15d4858bb2ca [2024-11-22 10:46:36,953 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 10:46:36,955 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 10:46:36,957 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 10:46:36,957 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 10:46:36,962 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 10:46:36,962 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:46:36" (1/1) ... [2024-11-22 10:46:36,963 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26eee1d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:46:36, skipping insertion in model container [2024-11-22 10:46:36,963 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:46:36" (1/1) ... [2024-11-22 10:46:36,984 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 10:46:37,115 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_25-1loop_file-94.i[915,928] [2024-11-22 10:46:37,153 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 10:46:37,161 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 10:46:37,170 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_25-1loop_file-94.i[915,928] [2024-11-22 10:46:37,182 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 10:46:37,198 INFO L204 MainTranslator]: Completed translation [2024-11-22 10:46:37,199 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:46:37 WrapperNode [2024-11-22 10:46:37,199 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 10:46:37,200 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 10:46:37,200 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 10:46:37,200 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 10:46:37,205 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:46:37" (1/1) ... [2024-11-22 10:46:37,212 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:46:37" (1/1) ... [2024-11-22 10:46:37,235 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 133 [2024-11-22 10:46:37,235 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 10:46:37,236 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 10:46:37,236 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 10:46:37,236 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 10:46:37,245 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:46:37" (1/1) ... [2024-11-22 10:46:37,246 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:46:37" (1/1) ... [2024-11-22 10:46:37,248 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:46:37" (1/1) ... [2024-11-22 10:46:37,276 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-22 10:46:37,277 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:46:37" (1/1) ... [2024-11-22 10:46:37,277 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:46:37" (1/1) ... [2024-11-22 10:46:37,282 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:46:37" (1/1) ... [2024-11-22 10:46:37,285 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:46:37" (1/1) ... [2024-11-22 10:46:37,286 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:46:37" (1/1) ... [2024-11-22 10:46:37,287 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:46:37" (1/1) ... [2024-11-22 10:46:37,289 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 10:46:37,290 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 10:46:37,291 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 10:46:37,291 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 10:46:37,291 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:46:37" (1/1) ... [2024-11-22 10:46:37,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 10:46:37,313 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 10:46:37,344 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-22 10:46:37,352 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-22 10:46:37,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 10:46:37,395 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-22 10:46:37,395 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-22 10:46:37,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-22 10:46:37,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 10:46:37,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 10:46:37,473 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 10:46:37,477 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 10:46:37,743 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-22 10:46:37,744 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 10:46:37,761 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 10:46:37,762 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-22 10:46:37,763 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:46:37 BoogieIcfgContainer [2024-11-22 10:46:37,763 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 10:46:37,766 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 10:46:37,768 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 10:46:37,771 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 10:46:37,772 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 10:46:36" (1/3) ... [2024-11-22 10:46:37,773 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@621eb6ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:46:37, skipping insertion in model container [2024-11-22 10:46:37,774 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:46:37" (2/3) ... [2024-11-22 10:46:37,774 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@621eb6ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:46:37, skipping insertion in model container [2024-11-22 10:46:37,774 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:46:37" (3/3) ... [2024-11-22 10:46:37,776 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-1loop_file-94.i [2024-11-22 10:46:37,796 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 10:46:37,797 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-22 10:46:37,858 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 10:46:37,864 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;@6398546e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 10:46:37,864 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-22 10:46:37,868 INFO L276 IsEmpty]: Start isEmpty. Operand has 60 states, 36 states have (on average 1.3055555555555556) internal successors, (47), 37 states have internal predecessors, (47), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-22 10:46:37,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-22 10:46:37,881 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 10:46:37,882 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 10:46:37,883 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 10:46:37,887 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 10:46:37,888 INFO L85 PathProgramCache]: Analyzing trace with hash 751373930, now seen corresponding path program 1 times [2024-11-22 10:46:37,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 10:46:37,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610596156] [2024-11-22 10:46:37,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 10:46:37,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 10:46:38,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 10:46:38,132 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2024-11-22 10:46:38,132 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 10:46:38,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610596156] [2024-11-22 10:46:38,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1610596156] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 10:46:38,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [862806784] [2024-11-22 10:46:38,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 10:46:38,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 10:46:38,135 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 10:46:38,137 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 10:46:38,139 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-22 10:46:38,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 10:46:38,317 INFO L255 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-22 10:46:38,330 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 10:46:38,358 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2024-11-22 10:46:38,362 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-22 10:46:38,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [862806784] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 10:46:38,362 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-22 10:46:38,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-22 10:46:38,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203998200] [2024-11-22 10:46:38,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 10:46:38,368 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-22 10:46:38,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 10:46:38,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-22 10:46:38,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-22 10:46:38,386 INFO L87 Difference]: Start difference. First operand has 60 states, 36 states have (on average 1.3055555555555556) internal successors, (47), 37 states have internal predecessors, (47), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-22 10:46:38,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 10:46:38,404 INFO L93 Difference]: Finished difference Result 117 states and 196 transitions. [2024-11-22 10:46:38,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-22 10:46:38,405 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) Word has length 131 [2024-11-22 10:46:38,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 10:46:38,410 INFO L225 Difference]: With dead ends: 117 [2024-11-22 10:46:38,410 INFO L226 Difference]: Without dead ends: 56 [2024-11-22 10:46:38,413 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-22 10:46:38,415 INFO L432 NwaCegarLoop]: 86 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, 86 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-22 10:46:38,416 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-22 10:46:38,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2024-11-22 10:46:38,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2024-11-22 10:46:38,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 33 states have (on average 1.2121212121212122) internal successors, (40), 33 states have internal predecessors, (40), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-22 10:46:38,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 82 transitions. [2024-11-22 10:46:38,444 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 82 transitions. Word has length 131 [2024-11-22 10:46:38,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 10:46:38,444 INFO L471 AbstractCegarLoop]: Abstraction has 56 states and 82 transitions. [2024-11-22 10:46:38,444 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-22 10:46:38,444 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 82 transitions. [2024-11-22 10:46:38,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-22 10:46:38,446 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 10:46:38,446 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 10:46:38,453 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-22 10:46:38,650 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-22 10:46:38,651 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 10:46:38,651 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 10:46:38,651 INFO L85 PathProgramCache]: Analyzing trace with hash -788385504, now seen corresponding path program 1 times [2024-11-22 10:46:38,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 10:46:38,652 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863514393] [2024-11-22 10:46:38,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 10:46:38,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 10:46:38,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-22 10:46:38,777 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-22 10:46:38,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-22 10:46:38,896 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-22 10:46:38,896 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-22 10:46:38,898 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-22 10:46:38,900 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-22 10:46:38,902 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-22 10:46:38,978 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-22 10:46:38,981 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 10:46:38 BoogieIcfgContainer [2024-11-22 10:46:38,981 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-22 10:46:38,981 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-22 10:46:38,982 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-22 10:46:38,982 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-22 10:46:38,982 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:46:37" (3/4) ... [2024-11-22 10:46:38,984 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-22 10:46:38,985 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-22 10:46:38,985 INFO L158 Benchmark]: Toolchain (without parser) took 2030.71ms. Allocated memory is still 165.7MB. Free memory was 114.7MB in the beginning and 92.6MB in the end (delta: 22.1MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2024-11-22 10:46:38,986 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 165.7MB. Free memory was 134.7MB in the beginning and 134.6MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-22 10:46:38,986 INFO L158 Benchmark]: CACSL2BoogieTranslator took 241.79ms. Allocated memory is still 165.7MB. Free memory was 113.9MB in the beginning and 99.1MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-22 10:46:38,986 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.40ms. Allocated memory is still 165.7MB. Free memory was 99.1MB in the beginning and 97.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-22 10:46:38,986 INFO L158 Benchmark]: Boogie Preprocessor took 53.92ms. Allocated memory is still 165.7MB. Free memory was 97.1MB in the beginning and 94.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-22 10:46:38,987 INFO L158 Benchmark]: RCFGBuilder took 472.61ms. Allocated memory is still 165.7MB. Free memory was 94.4MB in the beginning and 78.2MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-22 10:46:38,987 INFO L158 Benchmark]: TraceAbstraction took 1215.36ms. Allocated memory is still 165.7MB. Free memory was 77.6MB in the beginning and 92.6MB in the end (delta: -15.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-22 10:46:38,987 INFO L158 Benchmark]: Witness Printer took 3.41ms. Allocated memory is still 165.7MB. Free memory is still 92.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-22 10:46:38,990 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 165.7MB. Free memory was 134.7MB in the beginning and 134.6MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 241.79ms. Allocated memory is still 165.7MB. Free memory was 113.9MB in the beginning and 99.1MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.40ms. Allocated memory is still 165.7MB. Free memory was 99.1MB in the beginning and 97.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.92ms. Allocated memory is still 165.7MB. Free memory was 97.1MB in the beginning and 94.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 472.61ms. Allocated memory is still 165.7MB. Free memory was 94.4MB in the beginning and 78.2MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1215.36ms. Allocated memory is still 165.7MB. Free memory was 77.6MB in the beginning and 92.6MB in the end (delta: -15.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.41ms. Allocated memory is still 165.7MB. Free memory is still 92.6MB. 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 102, overapproximation of someBinaryDOUBLEComparisonOperation at line 102, overapproximation of someBinaryArithmeticDOUBLEoperation at line 43. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 63.4; [L23] float var_1_2 = 25.2; [L24] float var_1_3 = 3.75; [L25] double var_1_4 = 0.0; [L26] double var_1_5 = 63.4; [L27] double var_1_6 = 3.7; [L28] unsigned char var_1_7 = 0; [L29] double var_1_8 = 63.75; [L30] unsigned char var_1_9 = 0; [L31] unsigned char var_1_10 = 0; [L32] signed char var_1_11 = -64; [L33] signed char var_1_12 = -32; [L34] signed char var_1_13 = 2; [L35] signed char var_1_14 = -4; [L36] signed char var_1_15 = -25; [L37] signed char var_1_16 = 5; [L38] signed long int var_1_17 = -2; VAL [isInitial=0, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_2=126/5, var_1_3=15/4, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L106] isInitial = 1 [L107] FCALL initially() [L108] int k_loop; [L109] k_loop = 0 VAL [isInitial=1, k_loop=0, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_2=126/5, var_1_3=15/4, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L109] COND TRUE k_loop < 1 [L110] FCALL updateLastVariables() [L111] CALL updateVariables() [L64] var_1_2 = __VERIFIER_nondet_float() [L65] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_3=15/4, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_3=15/4, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L65] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_3=15/4, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L66] var_1_3 = __VERIFIER_nondet_float() [L67] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L67] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L68] var_1_4 = __VERIFIER_nondet_double() [L69] CALL assume_abort_if_not((var_1_4 >= 4611686.018427382800e+12F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L69] RET assume_abort_if_not((var_1_4 >= 4611686.018427382800e+12F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L70] var_1_5 = __VERIFIER_nondet_double() [L71] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L71] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L72] var_1_6 = __VERIFIER_nondet_double() [L73] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_8=255/4, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_8=255/4, var_1_9=0] [L73] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_8=255/4, var_1_9=0] [L74] var_1_8 = __VERIFIER_nondet_double() [L75] CALL assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=0] [L75] RET assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=0] [L76] CALL assume_abort_if_not(var_1_8 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=0] [L76] RET assume_abort_if_not(var_1_8 != 0.0F) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=0] [L77] var_1_9 = __VERIFIER_nondet_uchar() [L78] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L78] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L79] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L79] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L80] var_1_10 = __VERIFIER_nondet_uchar() [L81] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L81] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L82] CALL assume_abort_if_not(var_1_10 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L82] RET assume_abort_if_not(var_1_10 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L83] var_1_12 = __VERIFIER_nondet_char() [L84] CALL assume_abort_if_not(var_1_12 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-127, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-127, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L84] RET assume_abort_if_not(var_1_12 >= -127) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-127, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L85] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-127, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-127, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L85] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-127, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L86] var_1_13 = __VERIFIER_nondet_char() [L87] CALL assume_abort_if_not(var_1_13 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-127, var_1_13=-63, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-127, var_1_13=-63, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L87] RET assume_abort_if_not(var_1_13 >= -63) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-127, var_1_13=-63, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L88] CALL assume_abort_if_not(var_1_13 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-127, var_1_13=-63, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-127, var_1_13=-63, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L88] RET assume_abort_if_not(var_1_13 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-127, var_1_13=-63, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L89] var_1_14 = __VERIFIER_nondet_char() [L90] CALL assume_abort_if_not(var_1_14 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-127, var_1_13=-63, var_1_14=-63, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-127, var_1_13=-63, var_1_14=-63, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L90] RET assume_abort_if_not(var_1_14 >= -63) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-127, var_1_13=-63, var_1_14=-63, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L91] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-127, var_1_13=-63, var_1_14=-63, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-127, var_1_13=-63, var_1_14=-63, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L91] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-127, var_1_13=-63, var_1_14=-63, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L92] var_1_15 = __VERIFIER_nondet_char() [L93] CALL assume_abort_if_not(var_1_15 >= -31) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-127, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-127, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L93] RET assume_abort_if_not(var_1_15 >= -31) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-127, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L94] CALL assume_abort_if_not(var_1_15 <= 32) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-127, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-127, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L94] RET assume_abort_if_not(var_1_15 <= 32) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-127, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L95] var_1_16 = __VERIFIER_nondet_char() [L96] CALL assume_abort_if_not(var_1_16 >= -31) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-127, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=31, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-127, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=31, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L96] RET assume_abort_if_not(var_1_16 >= -31) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-127, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=31, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L97] CALL assume_abort_if_not(var_1_16 <= 31) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-127, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=31, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-127, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=31, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L97] RET assume_abort_if_not(var_1_16 <= 31) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-127, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=31, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=257] [L111] RET updateVariables() [L112] CALL step() [L42] COND TRUE var_1_2 != var_1_3 [L43] var_1_1 = ((var_1_4 - var_1_5) - var_1_6) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-127, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=31, var_1_17=-2, var_1_7=0, var_1_9=257] [L45] COND FALSE !(var_1_5 > (var_1_1 / var_1_4)) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-127, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=31, var_1_17=-2, var_1_7=0, var_1_9=257] [L52] COND TRUE var_1_10 || var_1_9 [L53] var_1_11 = var_1_12 VAL [isInitial=1, var_1_10=0, var_1_11=-127, var_1_12=-127, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=31, var_1_17=-2, var_1_7=0, var_1_9=257] [L57] COND FALSE !(var_1_6 > var_1_5) VAL [isInitial=1, var_1_10=0, var_1_11=-127, var_1_12=-127, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=31, var_1_17=-2, var_1_7=0, var_1_9=257] [L112] RET step() [L113] CALL, EXPR property() [L102-L103] return ((((var_1_2 != var_1_3) ? (var_1_1 == ((double) ((var_1_4 - var_1_5) - var_1_6))) : 1) && ((var_1_5 > (var_1_1 / var_1_4)) ? ((var_1_5 > (var_1_4 / var_1_8)) ? (var_1_7 == ((unsigned char) var_1_9)) : (var_1_7 == ((unsigned char) var_1_10))) : 1)) && ((var_1_10 || var_1_9) ? (var_1_11 == ((signed char) var_1_12)) : (var_1_11 == ((signed char) (((((var_1_13) > (var_1_14)) ? (var_1_13) : (var_1_14))) + (var_1_15 + var_1_16)))))) && ((var_1_6 > var_1_5) ? ((var_1_1 != (var_1_4 / var_1_8)) ? (var_1_17 == ((signed long int) var_1_16)) : 1) : 1) ; VAL [\result=0, isInitial=1, var_1_10=0, var_1_11=-127, var_1_12=-127, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=31, var_1_17=-2, var_1_7=0, var_1_9=257] [L113] RET, EXPR property() [L113] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=0, var_1_11=-127, var_1_12=-127, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=31, var_1_17=-2, var_1_7=0, var_1_9=257] [L19] reach_error() VAL [isInitial=1, var_1_10=0, var_1_11=-127, var_1_12=-127, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=31, var_1_17=-2, var_1_7=0, var_1_9=257] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 60 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 2, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 86 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 86 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 132 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=60occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 393 NumberOfCodeBlocks, 393 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 260 ConstructedInterpolants, 0 QuantifiedInterpolants, 260 SizeOfPredicates, 0 NumberOfNonLiveVariables, 289 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 1640/1680 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-22 10:46:39,012 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-94.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 60036eeb32f319b97447b54d2424c6e2924357980a7a83b9a9490038fdc9d6d3 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 10:46:41,057 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 10:46:41,123 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-22 10:46:41,132 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 10:46:41,133 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 10:46:41,162 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 10:46:41,162 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 10:46:41,163 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 10:46:41,164 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 10:46:41,167 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 10:46:41,168 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 10:46:41,168 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 10:46:41,168 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 10:46:41,169 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 10:46:41,169 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 10:46:41,169 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 10:46:41,169 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 10:46:41,170 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-22 10:46:41,170 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-22 10:46:41,170 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 10:46:41,170 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 10:46:41,172 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 10:46:41,173 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 10:46:41,173 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-22 10:46:41,173 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-22 10:46:41,174 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 10:46:41,174 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-22 10:46:41,174 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-22 10:46:41,174 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 10:46:41,175 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 10:46:41,175 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 10:46:41,175 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 10:46:41,176 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 10:46:41,176 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 10:46:41,176 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 10:46:41,187 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 10:46:41,187 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 10:46:41,187 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 10:46:41,187 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-22 10:46:41,187 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-22 10:46:41,187 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 10:46:41,190 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 10:46:41,190 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 10:46:41,190 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 10:46:41,191 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60036eeb32f319b97447b54d2424c6e2924357980a7a83b9a9490038fdc9d6d3 [2024-11-22 10:46:41,475 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 10:46:41,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 10:46:41,500 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 10:46:41,501 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 10:46:41,505 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 10:46:41,507 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-94.i [2024-11-22 10:46:42,966 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 10:46:43,152 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 10:46:43,152 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-94.i [2024-11-22 10:46:43,162 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39d374271/0bf436c9173a44e6ac67b6ae48b9ef74/FLAG6edd6a731 [2024-11-22 10:46:43,536 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39d374271/0bf436c9173a44e6ac67b6ae48b9ef74 [2024-11-22 10:46:43,538 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 10:46:43,539 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 10:46:43,540 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 10:46:43,540 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 10:46:43,544 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 10:46:43,544 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:46:43" (1/1) ... [2024-11-22 10:46:43,545 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60035ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:46:43, skipping insertion in model container [2024-11-22 10:46:43,545 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:46:43" (1/1) ... [2024-11-22 10:46:43,566 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 10:46:43,701 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_25-1loop_file-94.i[915,928] [2024-11-22 10:46:43,748 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 10:46:43,765 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 10:46:43,777 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_25-1loop_file-94.i[915,928] [2024-11-22 10:46:43,801 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 10:46:43,820 INFO L204 MainTranslator]: Completed translation [2024-11-22 10:46:43,820 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:46:43 WrapperNode [2024-11-22 10:46:43,821 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 10:46:43,822 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 10:46:43,822 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 10:46:43,823 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 10:46:43,828 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:46:43" (1/1) ... [2024-11-22 10:46:43,841 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:46:43" (1/1) ... [2024-11-22 10:46:43,869 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 128 [2024-11-22 10:46:43,872 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 10:46:43,873 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 10:46:43,873 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 10:46:43,883 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 10:46:43,892 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:46:43" (1/1) ... [2024-11-22 10:46:43,893 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:46:43" (1/1) ... [2024-11-22 10:46:43,897 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:46:43" (1/1) ... [2024-11-22 10:46:43,914 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-22 10:46:43,915 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:46:43" (1/1) ... [2024-11-22 10:46:43,915 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:46:43" (1/1) ... [2024-11-22 10:46:43,924 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:46:43" (1/1) ... [2024-11-22 10:46:43,930 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:46:43" (1/1) ... [2024-11-22 10:46:43,931 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:46:43" (1/1) ... [2024-11-22 10:46:43,932 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:46:43" (1/1) ... [2024-11-22 10:46:43,939 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 10:46:43,939 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 10:46:43,940 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 10:46:43,940 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 10:46:43,940 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:46:43" (1/1) ... [2024-11-22 10:46:43,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 10:46:43,956 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 10:46:43,970 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-22 10:46:43,973 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-22 10:46:44,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 10:46:44,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-22 10:46:44,007 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-22 10:46:44,007 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-22 10:46:44,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 10:46:44,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 10:46:44,074 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 10:46:44,075 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 10:47:06,588 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-22 10:47:06,589 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 10:47:06,601 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 10:47:06,601 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-22 10:47:06,601 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:47:06 BoogieIcfgContainer [2024-11-22 10:47:06,602 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 10:47:06,603 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 10:47:06,603 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 10:47:06,606 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 10:47:06,606 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 10:46:43" (1/3) ... [2024-11-22 10:47:06,606 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e791ced and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:47:06, skipping insertion in model container [2024-11-22 10:47:06,606 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:46:43" (2/3) ... [2024-11-22 10:47:06,607 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e791ced and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:47:06, skipping insertion in model container [2024-11-22 10:47:06,607 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:47:06" (3/3) ... [2024-11-22 10:47:06,608 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-1loop_file-94.i [2024-11-22 10:47:06,624 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 10:47:06,624 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-22 10:47:06,678 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 10:47:06,683 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;@3950dc58, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 10:47:06,684 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-22 10:47:06,687 INFO L276 IsEmpty]: Start isEmpty. Operand has 60 states, 36 states have (on average 1.3055555555555556) internal successors, (47), 37 states have internal predecessors, (47), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-22 10:47:06,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-22 10:47:06,697 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 10:47:06,698 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 10:47:06,698 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 10:47:06,702 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 10:47:06,702 INFO L85 PathProgramCache]: Analyzing trace with hash 751373930, now seen corresponding path program 1 times [2024-11-22 10:47:06,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-22 10:47:06,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1314501590] [2024-11-22 10:47:06,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 10:47:06,715 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-22 10:47:06,715 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-22 10:47:06,718 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-22 10:47:06,719 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-22 10:47:08,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 10:47:08,138 INFO L255 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-22 10:47:08,147 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 10:47:08,191 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 656 trivial. 0 not checked. [2024-11-22 10:47:08,192 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-22 10:47:08,192 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-22 10:47:08,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1314501590] [2024-11-22 10:47:08,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1314501590] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 10:47:08,193 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 10:47:08,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 10:47:08,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49295696] [2024-11-22 10:47:08,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 10:47:08,199 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-22 10:47:08,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-22 10:47:08,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-22 10:47:08,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-22 10:47:08,222 INFO L87 Difference]: Start difference. First operand has 60 states, 36 states have (on average 1.3055555555555556) internal successors, (47), 37 states have internal predecessors, (47), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-22 10:47:08,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 10:47:08,245 INFO L93 Difference]: Finished difference Result 117 states and 196 transitions. [2024-11-22 10:47:08,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-22 10:47:08,247 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 131 [2024-11-22 10:47:08,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 10:47:08,255 INFO L225 Difference]: With dead ends: 117 [2024-11-22 10:47:08,256 INFO L226 Difference]: Without dead ends: 56 [2024-11-22 10:47:08,259 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-22 10:47:08,262 INFO L432 NwaCegarLoop]: 86 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, 86 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-22 10:47:08,266 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-22 10:47:08,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2024-11-22 10:47:08,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2024-11-22 10:47:08,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 33 states have (on average 1.2121212121212122) internal successors, (40), 33 states have internal predecessors, (40), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-22 10:47:08,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 82 transitions. [2024-11-22 10:47:08,319 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 82 transitions. Word has length 131 [2024-11-22 10:47:08,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 10:47:08,319 INFO L471 AbstractCegarLoop]: Abstraction has 56 states and 82 transitions. [2024-11-22 10:47:08,320 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-22 10:47:08,320 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 82 transitions. [2024-11-22 10:47:08,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-22 10:47:08,322 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 10:47:08,322 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 10:47:08,358 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-22 10:47:08,523 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-22 10:47:08,523 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 10:47:08,524 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 10:47:08,524 INFO L85 PathProgramCache]: Analyzing trace with hash -788385504, now seen corresponding path program 1 times [2024-11-22 10:47:08,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-22 10:47:08,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1359946773] [2024-11-22 10:47:08,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 10:47:08,525 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-22 10:47:08,525 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-22 10:47:08,528 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-22 10:47:08,530 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-22 10:47:09,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 10:47:10,022 INFO L255 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-22 10:47:10,029 INFO L278 TraceCheckSpWp]: Computing forward predicates...