./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-66.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-66.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 c37a39e3553d97b9437718bbedaac5bd18bbf82294e1487f72d36703f09800e5 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 22:49:11,953 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 22:49:12,002 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-03 22:49:12,005 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 22:49:12,006 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 22:49:12,026 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 22:49:12,027 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 22:49:12,027 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 22:49:12,028 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 22:49:12,028 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 22:49:12,029 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 22:49:12,029 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 22:49:12,029 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 22:49:12,029 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 22:49:12,029 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 22:49:12,030 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 22:49:12,030 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 22:49:12,030 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 22:49:12,030 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-03 22:49:12,030 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 22:49:12,030 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 22:49:12,030 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 22:49:12,030 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 22:49:12,030 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 22:49:12,030 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 22:49:12,031 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 22:49:12,031 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 22:49:12,031 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 22:49:12,031 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 22:49:12,031 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 22:49:12,031 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 22:49:12,031 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 22:49:12,031 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 22:49:12,032 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 22:49:12,032 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 22:49:12,032 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 22:49:12,032 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 22:49:12,032 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-03 22:49:12,032 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-03 22:49:12,032 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 22:49:12,032 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 22:49:12,032 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 22:49:12,032 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 22:49:12,032 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> c37a39e3553d97b9437718bbedaac5bd18bbf82294e1487f72d36703f09800e5 [2025-03-03 22:49:12,248 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 22:49:12,255 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 22:49:12,257 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 22:49:12,258 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 22:49:12,258 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 22:49:12,259 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-66.i [2025-03-03 22:49:13,395 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c616b0e7/a4c6cedacaa24b1c9779b4a5149cfbc9/FLAGc3ec35c91 [2025-03-03 22:49:13,648 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 22:49:13,648 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-66.i [2025-03-03 22:49:13,657 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c616b0e7/a4c6cedacaa24b1c9779b4a5149cfbc9/FLAGc3ec35c91 [2025-03-03 22:49:13,671 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c616b0e7/a4c6cedacaa24b1c9779b4a5149cfbc9 [2025-03-03 22:49:13,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 22:49:13,674 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 22:49:13,676 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 22:49:13,676 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 22:49:13,679 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 22:49:13,680 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 10:49:13" (1/1) ... [2025-03-03 22:49:13,681 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e05c42a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:49:13, skipping insertion in model container [2025-03-03 22:49:13,681 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 10:49:13" (1/1) ... [2025-03-03 22:49:13,699 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 22:49:13,796 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-66.i[916,929] [2025-03-03 22:49:13,856 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 22:49:13,870 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 22:49:13,879 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-66.i[916,929] [2025-03-03 22:49:13,923 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 22:49:13,935 INFO L204 MainTranslator]: Completed translation [2025-03-03 22:49:13,936 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:49:13 WrapperNode [2025-03-03 22:49:13,937 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 22:49:13,938 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 22:49:13,938 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 22:49:13,938 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 22:49:13,942 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:49:13" (1/1) ... [2025-03-03 22:49:13,954 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:49:13" (1/1) ... [2025-03-03 22:49:13,981 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 221 [2025-03-03 22:49:13,982 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 22:49:13,987 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 22:49:13,987 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 22:49:13,987 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 22:49:13,994 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:49:13" (1/1) ... [2025-03-03 22:49:13,994 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:49:13" (1/1) ... [2025-03-03 22:49:14,002 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:49:13" (1/1) ... [2025-03-03 22:49:14,022 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]. [2025-03-03 22:49:14,026 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:49:13" (1/1) ... [2025-03-03 22:49:14,027 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:49:13" (1/1) ... [2025-03-03 22:49:14,036 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:49:13" (1/1) ... [2025-03-03 22:49:14,041 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:49:13" (1/1) ... [2025-03-03 22:49:14,046 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:49:13" (1/1) ... [2025-03-03 22:49:14,047 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:49:13" (1/1) ... [2025-03-03 22:49:14,049 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 22:49:14,053 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 22:49:14,053 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 22:49:14,054 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 22:49:14,054 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:49:13" (1/1) ... [2025-03-03 22:49:14,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 22:49:14,069 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 22:49:14,081 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) [2025-03-03 22:49:14,087 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 [2025-03-03 22:49:14,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 22:49:14,101 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-03 22:49:14,101 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-03 22:49:14,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-03 22:49:14,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 22:49:14,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 22:49:14,174 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 22:49:14,176 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 22:49:14,486 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L197: havoc property_#t~ite19#1;havoc property_#t~bitwise18#1;havoc property_#t~short20#1; [2025-03-03 22:49:14,520 INFO L? ?]: Removed 38 outVars from TransFormulas that were not future-live. [2025-03-03 22:49:14,520 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 22:49:14,536 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 22:49:14,537 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 22:49:14,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 10:49:14 BoogieIcfgContainer [2025-03-03 22:49:14,538 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 22:49:14,540 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 22:49:14,540 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 22:49:14,543 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 22:49:14,543 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 10:49:13" (1/3) ... [2025-03-03 22:49:14,544 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ec3d3cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 10:49:14, skipping insertion in model container [2025-03-03 22:49:14,544 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:49:13" (2/3) ... [2025-03-03 22:49:14,545 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ec3d3cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 10:49:14, skipping insertion in model container [2025-03-03 22:49:14,545 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 10:49:14" (3/3) ... [2025-03-03 22:49:14,546 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-66.i [2025-03-03 22:49:14,557 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 22:49:14,559 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-1loop_file-66.i that has 2 procedures, 89 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 22:49:14,599 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 22:49:14,606 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;@5959c04f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 22:49:14,607 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 22:49:14,611 INFO L276 IsEmpty]: Start isEmpty. Operand has 89 states, 65 states have (on average 1.4615384615384615) internal successors, (95), 66 states have internal predecessors, (95), 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) [2025-03-03 22:49:14,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2025-03-03 22:49:14,622 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:49:14,622 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:49:14,623 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:49:14,627 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:49:14,627 INFO L85 PathProgramCache]: Analyzing trace with hash -855332433, now seen corresponding path program 1 times [2025-03-03 22:49:14,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 22:49:14,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356432307] [2025-03-03 22:49:14,633 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:49:14,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 22:49:14,702 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 149 statements into 1 equivalence classes. [2025-03-03 22:49:14,732 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 149 of 149 statements. [2025-03-03 22:49:14,732 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:49:14,733 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:49:14,906 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2025-03-03 22:49:14,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 22:49:14,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [356432307] [2025-03-03 22:49:14,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [356432307] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 22:49:14,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [402885371] [2025-03-03 22:49:14,909 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:49:14,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 22:49:14,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 22:49:14,911 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) [2025-03-03 22:49:14,913 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-03 22:49:14,996 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 149 statements into 1 equivalence classes. [2025-03-03 22:49:15,073 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 149 of 149 statements. [2025-03-03 22:49:15,073 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:49:15,074 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:49:15,076 INFO L256 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-03 22:49:15,083 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 22:49:15,110 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2025-03-03 22:49:15,110 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 22:49:15,111 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [402885371] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 22:49:15,111 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-03 22:49:15,112 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-03 22:49:15,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800864844] [2025-03-03 22:49:15,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 22:49:15,116 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 22:49:15,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 22:49:15,133 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 22:49:15,134 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 22:49:15,136 INFO L87 Difference]: Start difference. First operand has 89 states, 65 states have (on average 1.4615384615384615) internal successors, (95), 66 states have internal predecessors, (95), 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 24.5) internal successors, (49), 2 states have internal predecessors, (49), 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) [2025-03-03 22:49:15,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 22:49:15,165 INFO L93 Difference]: Finished difference Result 175 states and 292 transitions. [2025-03-03 22:49:15,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 22:49:15,168 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 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 149 [2025-03-03 22:49:15,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 22:49:15,174 INFO L225 Difference]: With dead ends: 175 [2025-03-03 22:49:15,174 INFO L226 Difference]: Without dead ends: 86 [2025-03-03 22:49:15,178 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 22:49:15,181 INFO L435 NwaCegarLoop]: 133 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-03 22:49:15,183 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 133 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 22:49:15,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2025-03-03 22:49:15,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2025-03-03 22:49:15,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 63 states have (on average 1.4285714285714286) internal successors, (90), 63 states have internal predecessors, (90), 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) [2025-03-03 22:49:15,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 132 transitions. [2025-03-03 22:49:15,230 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 132 transitions. Word has length 149 [2025-03-03 22:49:15,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 22:49:15,231 INFO L471 AbstractCegarLoop]: Abstraction has 86 states and 132 transitions. [2025-03-03 22:49:15,231 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 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) [2025-03-03 22:49:15,231 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 132 transitions. [2025-03-03 22:49:15,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2025-03-03 22:49:15,235 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:49:15,235 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:49:15,242 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-03 22:49:15,440 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 [2025-03-03 22:49:15,440 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:49:15,441 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:49:15,441 INFO L85 PathProgramCache]: Analyzing trace with hash -1954011438, now seen corresponding path program 1 times [2025-03-03 22:49:15,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 22:49:15,441 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65346382] [2025-03-03 22:49:15,441 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:49:15,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 22:49:15,466 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 149 statements into 1 equivalence classes. [2025-03-03 22:49:15,511 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 149 of 149 statements. [2025-03-03 22:49:15,511 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:49:15,511 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:49:15,652 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2025-03-03 22:49:15,653 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 22:49:15,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65346382] [2025-03-03 22:49:15,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65346382] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 22:49:15,653 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 22:49:15,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-03 22:49:15,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392061480] [2025-03-03 22:49:15,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 22:49:15,654 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-03 22:49:15,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 22:49:15,655 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-03 22:49:15,655 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-03 22:49:15,656 INFO L87 Difference]: Start difference. First operand 86 states and 132 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2025-03-03 22:49:15,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 22:49:15,711 INFO L93 Difference]: Finished difference Result 209 states and 323 transitions. [2025-03-03 22:49:15,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-03 22:49:15,714 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 149 [2025-03-03 22:49:15,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 22:49:15,716 INFO L225 Difference]: With dead ends: 209 [2025-03-03 22:49:15,716 INFO L226 Difference]: Without dead ends: 126 [2025-03-03 22:49:15,716 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-03 22:49:15,717 INFO L435 NwaCegarLoop]: 127 mSDtfsCounter, 61 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 244 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-03 22:49:15,717 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 244 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 22:49:15,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2025-03-03 22:49:15,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 104. [2025-03-03 22:49:15,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 81 states have (on average 1.4691358024691359) internal successors, (119), 81 states have internal predecessors, (119), 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) [2025-03-03 22:49:15,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 161 transitions. [2025-03-03 22:49:15,727 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 161 transitions. Word has length 149 [2025-03-03 22:49:15,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 22:49:15,732 INFO L471 AbstractCegarLoop]: Abstraction has 104 states and 161 transitions. [2025-03-03 22:49:15,732 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2025-03-03 22:49:15,732 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 161 transitions. [2025-03-03 22:49:15,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2025-03-03 22:49:15,734 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:49:15,734 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:49:15,734 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-03 22:49:15,734 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:49:15,738 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:49:15,738 INFO L85 PathProgramCache]: Analyzing trace with hash -2021018191, now seen corresponding path program 1 times [2025-03-03 22:49:15,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 22:49:15,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424913930] [2025-03-03 22:49:15,739 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:49:15,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 22:49:15,753 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 149 statements into 1 equivalence classes. [2025-03-03 22:49:15,935 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 149 of 149 statements. [2025-03-03 22:49:15,935 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:49:15,935 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:49:16,405 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2025-03-03 22:49:16,407 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 22:49:16,407 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1424913930] [2025-03-03 22:49:16,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1424913930] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 22:49:16,407 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [161672572] [2025-03-03 22:49:16,407 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:49:16,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 22:49:16,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 22:49:16,410 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-03 22:49:16,411 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-03 22:49:16,478 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 149 statements into 1 equivalence classes. [2025-03-03 22:49:16,550 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 149 of 149 statements. [2025-03-03 22:49:16,550 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:49:16,550 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:49:16,552 INFO L256 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 14 conjuncts are in the unsatisfiable core [2025-03-03 22:49:16,557 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 22:49:17,176 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 134 proven. 3 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2025-03-03 22:49:17,177 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-03 22:49:17,538 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 57 proven. 3 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2025-03-03 22:49:17,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [161672572] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-03 22:49:17,538 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-03 22:49:17,538 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 7] total 16 [2025-03-03 22:49:17,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832714440] [2025-03-03 22:49:17,538 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-03 22:49:17,540 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2025-03-03 22:49:17,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 22:49:17,541 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2025-03-03 22:49:17,542 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2025-03-03 22:49:17,543 INFO L87 Difference]: Start difference. First operand 104 states and 161 transitions. Second operand has 16 states, 16 states have (on average 8.0) internal successors, (128), 16 states have internal predecessors, (128), 6 states have call successors, (63), 3 states have call predecessors, (63), 6 states have return successors, (63), 5 states have call predecessors, (63), 6 states have call successors, (63) [2025-03-03 22:49:18,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 22:49:18,641 INFO L93 Difference]: Finished difference Result 527 states and 803 transitions. [2025-03-03 22:49:18,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-03-03 22:49:18,641 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 8.0) internal successors, (128), 16 states have internal predecessors, (128), 6 states have call successors, (63), 3 states have call predecessors, (63), 6 states have return successors, (63), 5 states have call predecessors, (63), 6 states have call successors, (63) Word has length 149 [2025-03-03 22:49:18,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 22:49:18,646 INFO L225 Difference]: With dead ends: 527 [2025-03-03 22:49:18,646 INFO L226 Difference]: Without dead ends: 426 [2025-03-03 22:49:18,648 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 337 GetRequests, 294 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 502 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=428, Invalid=1552, Unknown=0, NotChecked=0, Total=1980 [2025-03-03 22:49:18,650 INFO L435 NwaCegarLoop]: 92 mSDtfsCounter, 744 mSDsluCounter, 593 mSDsCounter, 0 mSdLazyCounter, 629 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 747 SdHoareTripleChecker+Valid, 685 SdHoareTripleChecker+Invalid, 887 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 629 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2025-03-03 22:49:18,650 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [747 Valid, 685 Invalid, 887 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 629 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2025-03-03 22:49:18,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 426 states. [2025-03-03 22:49:18,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 426 to 322. [2025-03-03 22:49:18,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 322 states, 250 states have (on average 1.424) internal successors, (356), 250 states have internal predecessors, (356), 63 states have call successors, (63), 8 states have call predecessors, (63), 8 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2025-03-03 22:49:18,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 482 transitions. [2025-03-03 22:49:18,709 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 482 transitions. Word has length 149 [2025-03-03 22:49:18,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 22:49:18,712 INFO L471 AbstractCegarLoop]: Abstraction has 322 states and 482 transitions. [2025-03-03 22:49:18,712 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 8.0) internal successors, (128), 16 states have internal predecessors, (128), 6 states have call successors, (63), 3 states have call predecessors, (63), 6 states have return successors, (63), 5 states have call predecessors, (63), 6 states have call successors, (63) [2025-03-03 22:49:18,712 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 482 transitions. [2025-03-03 22:49:18,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2025-03-03 22:49:18,714 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:49:18,714 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:49:18,723 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-03-03 22:49:18,914 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2025-03-03 22:49:18,915 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:49:18,915 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:49:18,915 INFO L85 PathProgramCache]: Analyzing trace with hash 1994207599, now seen corresponding path program 1 times [2025-03-03 22:49:18,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 22:49:18,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934509598] [2025-03-03 22:49:18,915 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:49:18,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 22:49:18,926 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 149 statements into 1 equivalence classes. [2025-03-03 22:49:18,945 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 149 of 149 statements. [2025-03-03 22:49:18,945 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:49:18,946 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:49:19,130 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2025-03-03 22:49:19,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 22:49:19,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934509598] [2025-03-03 22:49:19,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1934509598] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 22:49:19,131 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 22:49:19,131 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-03 22:49:19,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549799547] [2025-03-03 22:49:19,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 22:49:19,131 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-03 22:49:19,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 22:49:19,132 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-03 22:49:19,132 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-03 22:49:19,132 INFO L87 Difference]: Start difference. First operand 322 states and 482 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2025-03-03 22:49:19,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 22:49:19,174 INFO L93 Difference]: Finished difference Result 641 states and 961 transitions. [2025-03-03 22:49:19,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-03 22:49:19,175 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 149 [2025-03-03 22:49:19,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 22:49:19,177 INFO L225 Difference]: With dead ends: 641 [2025-03-03 22:49:19,177 INFO L226 Difference]: Without dead ends: 322 [2025-03-03 22:49:19,178 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-03 22:49:19,179 INFO L435 NwaCegarLoop]: 118 mSDtfsCounter, 82 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 118 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-03 22:49:19,179 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 118 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 22:49:19,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 322 states. [2025-03-03 22:49:19,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 322 to 322. [2025-03-03 22:49:19,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 322 states, 250 states have (on average 1.376) internal successors, (344), 250 states have internal predecessors, (344), 63 states have call successors, (63), 8 states have call predecessors, (63), 8 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2025-03-03 22:49:19,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 470 transitions. [2025-03-03 22:49:19,204 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 470 transitions. Word has length 149 [2025-03-03 22:49:19,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 22:49:19,205 INFO L471 AbstractCegarLoop]: Abstraction has 322 states and 470 transitions. [2025-03-03 22:49:19,205 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2025-03-03 22:49:19,205 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 470 transitions. [2025-03-03 22:49:19,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2025-03-03 22:49:19,206 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:49:19,206 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:49:19,207 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-03 22:49:19,207 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:49:19,207 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:49:19,207 INFO L85 PathProgramCache]: Analyzing trace with hash -1402421233, now seen corresponding path program 1 times [2025-03-03 22:49:19,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 22:49:19,207 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1885014815] [2025-03-03 22:49:19,207 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:49:19,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 22:49:19,217 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 149 statements into 1 equivalence classes. [2025-03-03 22:49:19,244 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 149 of 149 statements. [2025-03-03 22:49:19,245 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:49:19,245 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:49:19,373 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2025-03-03 22:49:19,373 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 22:49:19,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1885014815] [2025-03-03 22:49:19,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1885014815] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 22:49:19,374 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 22:49:19,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-03 22:49:19,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998016317] [2025-03-03 22:49:19,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 22:49:19,374 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-03 22:49:19,374 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 22:49:19,374 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-03 22:49:19,375 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-03 22:49:19,375 INFO L87 Difference]: Start difference. First operand 322 states and 470 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2025-03-03 22:49:19,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 22:49:19,431 INFO L93 Difference]: Finished difference Result 641 states and 937 transitions. [2025-03-03 22:49:19,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-03 22:49:19,433 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 149 [2025-03-03 22:49:19,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 22:49:19,435 INFO L225 Difference]: With dead ends: 641 [2025-03-03 22:49:19,435 INFO L226 Difference]: Without dead ends: 322 [2025-03-03 22:49:19,436 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-03 22:49:19,436 INFO L435 NwaCegarLoop]: 116 mSDtfsCounter, 78 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 231 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-03 22:49:19,436 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 231 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 22:49:19,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 322 states. [2025-03-03 22:49:19,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 322 to 322. [2025-03-03 22:49:19,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 322 states, 250 states have (on average 1.352) internal successors, (338), 250 states have internal predecessors, (338), 63 states have call successors, (63), 8 states have call predecessors, (63), 8 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2025-03-03 22:49:19,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 464 transitions. [2025-03-03 22:49:19,475 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 464 transitions. Word has length 149 [2025-03-03 22:49:19,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 22:49:19,476 INFO L471 AbstractCegarLoop]: Abstraction has 322 states and 464 transitions. [2025-03-03 22:49:19,476 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2025-03-03 22:49:19,476 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 464 transitions. [2025-03-03 22:49:19,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2025-03-03 22:49:19,478 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:49:19,478 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:49:19,478 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-03 22:49:19,478 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:49:19,478 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:49:19,478 INFO L85 PathProgramCache]: Analyzing trace with hash 1744405300, now seen corresponding path program 1 times [2025-03-03 22:49:19,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 22:49:19,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841715796] [2025-03-03 22:49:19,479 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:49:19,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 22:49:19,493 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 151 statements into 1 equivalence classes. [2025-03-03 22:49:19,552 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 151 of 151 statements. [2025-03-03 22:49:19,554 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:49:19,554 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:49:19,935 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2025-03-03 22:49:19,936 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 22:49:19,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1841715796] [2025-03-03 22:49:19,936 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1841715796] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 22:49:19,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1085276576] [2025-03-03 22:49:19,936 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:49:19,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 22:49:19,936 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 22:49:19,938 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-03 22:49:19,940 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-03-03 22:49:19,999 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 151 statements into 1 equivalence classes. [2025-03-03 22:49:20,037 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 151 of 151 statements. [2025-03-03 22:49:20,038 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:49:20,038 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:49:20,040 INFO L256 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 9 conjuncts are in the unsatisfiable core [2025-03-03 22:49:20,043 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 22:49:20,388 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 284 proven. 48 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2025-03-03 22:49:20,388 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-03 22:49:20,606 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 12 proven. 48 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2025-03-03 22:49:20,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1085276576] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-03 22:49:20,606 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-03 22:49:20,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 8] total 20 [2025-03-03 22:49:20,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187419056] [2025-03-03 22:49:20,607 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-03 22:49:20,607 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2025-03-03 22:49:20,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 22:49:20,608 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2025-03-03 22:49:20,608 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2025-03-03 22:49:20,608 INFO L87 Difference]: Start difference. First operand 322 states and 464 transitions. Second operand has 20 states, 20 states have (on average 6.65) internal successors, (133), 20 states have internal predecessors, (133), 6 states have call successors, (63), 3 states have call predecessors, (63), 6 states have return successors, (63), 6 states have call predecessors, (63), 6 states have call successors, (63) [2025-03-03 22:49:23,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 22:49:23,214 INFO L93 Difference]: Finished difference Result 2701 states and 3643 transitions. [2025-03-03 22:49:23,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2025-03-03 22:49:23,215 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 6.65) internal successors, (133), 20 states have internal predecessors, (133), 6 states have call successors, (63), 3 states have call predecessors, (63), 6 states have return successors, (63), 6 states have call predecessors, (63), 6 states have call successors, (63) Word has length 151 [2025-03-03 22:49:23,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 22:49:23,225 INFO L225 Difference]: With dead ends: 2701 [2025-03-03 22:49:23,225 INFO L226 Difference]: Without dead ends: 2382 [2025-03-03 22:49:23,229 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 401 GetRequests, 305 SyntacticMatches, 0 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3492 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1672, Invalid=7834, Unknown=0, NotChecked=0, Total=9506 [2025-03-03 22:49:23,230 INFO L435 NwaCegarLoop]: 260 mSDtfsCounter, 2508 mSDsluCounter, 1509 mSDsCounter, 0 mSdLazyCounter, 1697 mSolverCounterSat, 719 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2508 SdHoareTripleChecker+Valid, 1769 SdHoareTripleChecker+Invalid, 2416 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 719 IncrementalHoareTripleChecker+Valid, 1697 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2025-03-03 22:49:23,230 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2508 Valid, 1769 Invalid, 2416 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [719 Valid, 1697 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2025-03-03 22:49:23,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2382 states. [2025-03-03 22:49:23,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2382 to 1837. [2025-03-03 22:49:23,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1837 states, 1474 states have (on average 1.305291723202171) internal successors, (1924), 1492 states have internal predecessors, (1924), 282 states have call successors, (282), 80 states have call predecessors, (282), 80 states have return successors, (282), 264 states have call predecessors, (282), 282 states have call successors, (282) [2025-03-03 22:49:23,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 1837 states and 2488 transitions. [2025-03-03 22:49:23,385 INFO L78 Accepts]: Start accepts. Automaton has 1837 states and 2488 transitions. Word has length 151 [2025-03-03 22:49:23,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 22:49:23,386 INFO L471 AbstractCegarLoop]: Abstraction has 1837 states and 2488 transitions. [2025-03-03 22:49:23,387 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 6.65) internal successors, (133), 20 states have internal predecessors, (133), 6 states have call successors, (63), 3 states have call predecessors, (63), 6 states have return successors, (63), 6 states have call predecessors, (63), 6 states have call successors, (63) [2025-03-03 22:49:23,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1837 states and 2488 transitions. [2025-03-03 22:49:23,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2025-03-03 22:49:23,389 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:49:23,389 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:49:23,396 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-03-03 22:49:23,589 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 22:49:23,590 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:49:23,590 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:49:23,590 INFO L85 PathProgramCache]: Analyzing trace with hash -225446018, now seen corresponding path program 1 times [2025-03-03 22:49:23,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 22:49:23,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626969687] [2025-03-03 22:49:23,591 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:49:23,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 22:49:23,601 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 152 statements into 1 equivalence classes. [2025-03-03 22:49:23,647 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 152 of 152 statements. [2025-03-03 22:49:23,649 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:49:23,650 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:49:24,116 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 15 proven. 99 refuted. 0 times theorem prover too weak. 726 trivial. 0 not checked. [2025-03-03 22:49:24,117 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 22:49:24,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626969687] [2025-03-03 22:49:24,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1626969687] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 22:49:24,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1723100043] [2025-03-03 22:49:24,118 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:49:24,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 22:49:24,118 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 22:49:24,120 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-03 22:49:24,121 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-03-03 22:49:24,182 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 152 statements into 1 equivalence classes. [2025-03-03 22:49:24,224 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 152 of 152 statements. [2025-03-03 22:49:24,225 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:49:24,225 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:49:24,232 INFO L256 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 31 conjuncts are in the unsatisfiable core [2025-03-03 22:49:24,236 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 22:49:25,321 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 234 proven. 180 refuted. 0 times theorem prover too weak. 426 trivial. 0 not checked. [2025-03-03 22:49:25,321 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-03 22:49:26,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1723100043] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 22:49:26,050 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-03-03 22:49:26,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 18] total 27 [2025-03-03 22:49:26,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209538725] [2025-03-03 22:49:26,050 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-03-03 22:49:26,051 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2025-03-03 22:49:26,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 22:49:26,051 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2025-03-03 22:49:26,052 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=283, Invalid=1357, Unknown=0, NotChecked=0, Total=1640 [2025-03-03 22:49:26,052 INFO L87 Difference]: Start difference. First operand 1837 states and 2488 transitions. Second operand has 27 states, 26 states have (on average 4.0) internal successors, (104), 24 states have internal predecessors, (104), 8 states have call successors, (42), 6 states have call predecessors, (42), 8 states have return successors, (42), 7 states have call predecessors, (42), 8 states have call successors, (42) [2025-03-03 22:49:28,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 22:49:28,605 INFO L93 Difference]: Finished difference Result 5920 states and 7881 transitions. [2025-03-03 22:49:28,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2025-03-03 22:49:28,607 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 4.0) internal successors, (104), 24 states have internal predecessors, (104), 8 states have call successors, (42), 6 states have call predecessors, (42), 8 states have return successors, (42), 7 states have call predecessors, (42), 8 states have call successors, (42) Word has length 152 [2025-03-03 22:49:28,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 22:49:28,626 INFO L225 Difference]: With dead ends: 5920 [2025-03-03 22:49:28,626 INFO L226 Difference]: Without dead ends: 4086 [2025-03-03 22:49:28,634 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 376 GetRequests, 272 SyntacticMatches, 0 SemanticMatches, 104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2834 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=2252, Invalid=8878, Unknown=0, NotChecked=0, Total=11130 [2025-03-03 22:49:28,639 INFO L435 NwaCegarLoop]: 226 mSDtfsCounter, 695 mSDsluCounter, 2359 mSDsCounter, 0 mSdLazyCounter, 1824 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 718 SdHoareTripleChecker+Valid, 2585 SdHoareTripleChecker+Invalid, 1939 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 1824 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2025-03-03 22:49:28,639 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [718 Valid, 2585 Invalid, 1939 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1824 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2025-03-03 22:49:28,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4086 states. [2025-03-03 22:49:28,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4086 to 3696. [2025-03-03 22:49:28,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3696 states, 2953 states have (on average 1.2956315611242804) internal successors, (3826), 2989 states have internal predecessors, (3826), 564 states have call successors, (564), 178 states have call predecessors, (564), 178 states have return successors, (564), 528 states have call predecessors, (564), 564 states have call successors, (564) [2025-03-03 22:49:28,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3696 states to 3696 states and 4954 transitions. [2025-03-03 22:49:28,899 INFO L78 Accepts]: Start accepts. Automaton has 3696 states and 4954 transitions. Word has length 152 [2025-03-03 22:49:28,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 22:49:28,899 INFO L471 AbstractCegarLoop]: Abstraction has 3696 states and 4954 transitions. [2025-03-03 22:49:28,900 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 4.0) internal successors, (104), 24 states have internal predecessors, (104), 8 states have call successors, (42), 6 states have call predecessors, (42), 8 states have return successors, (42), 7 states have call predecessors, (42), 8 states have call successors, (42) [2025-03-03 22:49:28,900 INFO L276 IsEmpty]: Start isEmpty. Operand 3696 states and 4954 transitions. [2025-03-03 22:49:28,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2025-03-03 22:49:28,901 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:49:28,901 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:49:28,908 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2025-03-03 22:49:29,106 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 22:49:29,106 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:49:29,106 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:49:29,107 INFO L85 PathProgramCache]: Analyzing trace with hash -290090146, now seen corresponding path program 1 times [2025-03-03 22:49:29,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 22:49:29,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524840014] [2025-03-03 22:49:29,107 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:49:29,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 22:49:29,115 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 152 statements into 1 equivalence classes. [2025-03-03 22:49:29,183 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 152 of 152 statements. [2025-03-03 22:49:29,183 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:49:29,183 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:49:29,328 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2025-03-03 22:49:29,328 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 22:49:29,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524840014] [2025-03-03 22:49:29,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1524840014] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 22:49:29,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [352194707] [2025-03-03 22:49:29,329 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:49:29,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 22:49:29,329 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 22:49:29,331 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-03 22:49:29,332 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2025-03-03 22:49:29,388 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 152 statements into 1 equivalence classes. [2025-03-03 22:49:29,426 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 152 of 152 statements. [2025-03-03 22:49:29,426 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:49:29,426 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:49:29,428 INFO L256 TraceCheckSpWp]: Trace formula consists of 391 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-03-03 22:49:29,430 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 22:49:29,598 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 168 proven. 54 refuted. 0 times theorem prover too weak. 618 trivial. 0 not checked. [2025-03-03 22:49:29,598 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-03 22:49:29,748 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2025-03-03 22:49:29,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [352194707] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-03 22:49:29,748 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-03 22:49:29,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 11 [2025-03-03 22:49:29,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140928004] [2025-03-03 22:49:29,748 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-03 22:49:29,749 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2025-03-03 22:49:29,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 22:49:29,749 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2025-03-03 22:49:29,749 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2025-03-03 22:49:29,750 INFO L87 Difference]: Start difference. First operand 3696 states and 4954 transitions. Second operand has 11 states, 11 states have (on average 8.727272727272727) internal successors, (96), 11 states have internal predecessors, (96), 3 states have call successors, (57), 2 states have call predecessors, (57), 4 states have return successors, (58), 3 states have call predecessors, (58), 3 states have call successors, (58) [2025-03-03 22:49:30,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 22:49:30,066 INFO L93 Difference]: Finished difference Result 7523 states and 10066 transitions. [2025-03-03 22:49:30,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-03-03 22:49:30,066 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 8.727272727272727) internal successors, (96), 11 states have internal predecessors, (96), 3 states have call successors, (57), 2 states have call predecessors, (57), 4 states have return successors, (58), 3 states have call predecessors, (58), 3 states have call successors, (58) Word has length 152 [2025-03-03 22:49:30,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 22:49:30,080 INFO L225 Difference]: With dead ends: 7523 [2025-03-03 22:49:30,080 INFO L226 Difference]: Without dead ends: 3830 [2025-03-03 22:49:30,085 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 311 GetRequests, 299 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2025-03-03 22:49:30,085 INFO L435 NwaCegarLoop]: 101 mSDtfsCounter, 95 mSDsluCounter, 372 mSDsCounter, 0 mSdLazyCounter, 293 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 473 SdHoareTripleChecker+Invalid, 301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 293 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-03 22:49:30,086 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 473 Invalid, 301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 293 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-03 22:49:30,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3830 states. [2025-03-03 22:49:30,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3830 to 3696. [2025-03-03 22:49:30,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3696 states, 2953 states have (on average 1.2773450728073146) internal successors, (3772), 2989 states have internal predecessors, (3772), 564 states have call successors, (564), 178 states have call predecessors, (564), 178 states have return successors, (564), 528 states have call predecessors, (564), 564 states have call successors, (564) [2025-03-03 22:49:30,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3696 states to 3696 states and 4900 transitions. [2025-03-03 22:49:30,308 INFO L78 Accepts]: Start accepts. Automaton has 3696 states and 4900 transitions. Word has length 152 [2025-03-03 22:49:30,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 22:49:30,308 INFO L471 AbstractCegarLoop]: Abstraction has 3696 states and 4900 transitions. [2025-03-03 22:49:30,309 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 8.727272727272727) internal successors, (96), 11 states have internal predecessors, (96), 3 states have call successors, (57), 2 states have call predecessors, (57), 4 states have return successors, (58), 3 states have call predecessors, (58), 3 states have call successors, (58) [2025-03-03 22:49:30,309 INFO L276 IsEmpty]: Start isEmpty. Operand 3696 states and 4900 transitions. [2025-03-03 22:49:30,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2025-03-03 22:49:30,310 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:49:30,311 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:49:30,318 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2025-03-03 22:49:30,511 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 22:49:30,511 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:49:30,512 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:49:30,512 INFO L85 PathProgramCache]: Analyzing trace with hash 1452720189, now seen corresponding path program 1 times [2025-03-03 22:49:30,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 22:49:30,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213570336] [2025-03-03 22:49:30,512 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:49:30,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 22:49:30,522 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 152 statements into 1 equivalence classes. [2025-03-03 22:49:30,573 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 152 of 152 statements. [2025-03-03 22:49:30,573 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:49:30,573 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-03 22:49:30,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [625645085] [2025-03-03 22:49:30,576 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:49:30,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 22:49:30,576 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 22:49:30,578 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-03 22:49:30,579 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2025-03-03 22:49:30,639 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 152 statements into 1 equivalence classes. [2025-03-03 22:49:30,692 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 152 of 152 statements. [2025-03-03 22:49:30,692 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:49:30,692 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 22:49:30,692 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-03 22:49:30,712 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 152 statements into 1 equivalence classes. [2025-03-03 22:49:30,738 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 152 of 152 statements. [2025-03-03 22:49:30,738 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:49:30,738 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 22:49:30,823 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-03 22:49:30,823 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-03 22:49:30,824 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-03 22:49:30,833 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2025-03-03 22:49:31,032 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 22:49:31,035 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:49:31,117 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-03 22:49:31,119 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 10:49:31 BoogieIcfgContainer [2025-03-03 22:49:31,120 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-03 22:49:31,121 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-03 22:49:31,121 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-03 22:49:31,121 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-03 22:49:31,121 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 10:49:14" (3/4) ... [2025-03-03 22:49:31,123 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-03 22:49:31,123 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-03 22:49:31,124 INFO L158 Benchmark]: Toolchain (without parser) took 17449.63ms. Allocated memory was 201.3MB in the beginning and 352.3MB in the end (delta: 151.0MB). Free memory was 154.8MB in the beginning and 148.8MB in the end (delta: 6.0MB). Peak memory consumption was 156.7MB. Max. memory is 16.1GB. [2025-03-03 22:49:31,124 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 118.6MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 22:49:31,124 INFO L158 Benchmark]: CACSL2BoogieTranslator took 261.24ms. Allocated memory is still 201.3MB. Free memory was 154.4MB in the beginning and 138.2MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-03 22:49:31,124 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.59ms. Allocated memory is still 201.3MB. Free memory was 138.2MB in the beginning and 134.4MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 22:49:31,124 INFO L158 Benchmark]: Boogie Preprocessor took 65.63ms. Allocated memory is still 201.3MB. Free memory was 134.4MB in the beginning and 128.4MB in the end (delta: 6.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-03 22:49:31,124 INFO L158 Benchmark]: IcfgBuilder took 484.97ms. Allocated memory is still 201.3MB. Free memory was 128.4MB in the beginning and 99.2MB in the end (delta: 29.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-03-03 22:49:31,125 INFO L158 Benchmark]: TraceAbstraction took 16580.45ms. Allocated memory was 201.3MB in the beginning and 352.3MB in the end (delta: 151.0MB). Free memory was 98.9MB in the beginning and 152.6MB in the end (delta: -53.7MB). Peak memory consumption was 89.6MB. Max. memory is 16.1GB. [2025-03-03 22:49:31,125 INFO L158 Benchmark]: Witness Printer took 2.71ms. Allocated memory is still 352.3MB. Free memory was 148.9MB in the beginning and 148.8MB in the end (delta: 101.5kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 22:49:31,125 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 118.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 261.24ms. Allocated memory is still 201.3MB. Free memory was 154.4MB in the beginning and 138.2MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.59ms. Allocated memory is still 201.3MB. Free memory was 138.2MB in the beginning and 134.4MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 65.63ms. Allocated memory is still 201.3MB. Free memory was 134.4MB in the beginning and 128.4MB in the end (delta: 6.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 484.97ms. Allocated memory is still 201.3MB. Free memory was 128.4MB in the beginning and 99.2MB in the end (delta: 29.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 16580.45ms. Allocated memory was 201.3MB in the beginning and 352.3MB in the end (delta: 151.0MB). Free memory was 98.9MB in the beginning and 152.6MB in the end (delta: -53.7MB). Peak memory consumption was 89.6MB. Max. memory is 16.1GB. * Witness Printer took 2.71ms. Allocated memory is still 352.3MB. Free memory was 148.9MB in the beginning and 148.8MB in the end (delta: 101.5kB). 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 shiftLeft at line 116, overapproximation of someBinaryArithmeticDOUBLEoperation at line 94, overapproximation of someBinaryArithmeticDOUBLEoperation at line 148, overapproximation of someBinaryArithmeticDOUBLEoperation at line 109, overapproximation of someBinaryFLOATComparisonOperation at line 197, overapproximation of someBinaryFLOATComparisonOperation at line 185, overapproximation of someBinaryFLOATComparisonOperation at line 174, overapproximation of someBinaryFLOATComparisonOperation at line 197, overapproximation of someBinaryDOUBLEComparisonOperation at line 170, overapproximation of someBinaryDOUBLEComparisonOperation at line 197, overapproximation of someBinaryDOUBLEComparisonOperation at line 168, overapproximation of someBinaryDOUBLEComparisonOperation at line 133, overapproximation of someBinaryDOUBLEComparisonOperation at line 147, overapproximation of someBinaryDOUBLEComparisonOperation at line 172. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 64; [L23] unsigned short int var_1_5 = 63575; [L24] unsigned long int var_1_6 = 10; [L25] unsigned long int var_1_8 = 3366149252; [L26] signed long int var_1_9 = -10; [L27] signed long int var_1_11 = 1938698816; [L28] unsigned char var_1_12 = 5; [L29] unsigned char var_1_13 = 64; [L30] unsigned char var_1_14 = 64; [L31] double var_1_15 = 99.625; [L32] double var_1_16 = 0.0; [L33] double var_1_17 = 999.5; [L34] double var_1_18 = 9.35; [L35] float var_1_19 = 99.875; [L36] float var_1_20 = 10000.71; [L37] double var_1_21 = 1000.5; [L38] double var_1_23 = 15.25; [L39] signed long int var_1_24 = 8; [L40] unsigned short int var_1_25 = 32; [L41] signed short int var_1_26 = 2; [L42] unsigned char var_1_27 = 0; [L43] unsigned char var_1_28 = 0; [L44] unsigned char var_1_29 = 0; [L45] unsigned char var_1_30 = 1; [L46] unsigned char var_1_32 = 0; [L47] float var_1_33 = 64.75; [L48] float var_1_34 = 9.2; [L49] unsigned short int last_1_var_1_1 = 64; [L50] signed long int last_1_var_1_9 = -10; [L51] unsigned char last_1_var_1_12 = 5; [L52] signed long int last_1_var_1_24 = 8; [L53] unsigned short int last_1_var_1_25 = 32; [L54] unsigned char last_1_var_1_27 = 0; [L55] unsigned char last_1_var_1_29 = 0; VAL [isInitial=0, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=63575, var_1_6=10, var_1_8=3366149252, var_1_9=-10] [L201] isInitial = 1 [L202] FCALL initially() [L203] int k_loop; [L204] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=63575, var_1_6=10, var_1_8=3366149252, var_1_9=-10] [L204] COND TRUE k_loop < 1 [L205] CALL updateLastVariables() [L188] last_1_var_1_1 = var_1_1 [L189] last_1_var_1_9 = var_1_9 [L190] last_1_var_1_12 = var_1_12 [L191] last_1_var_1_24 = var_1_24 [L192] last_1_var_1_25 = var_1_25 [L193] last_1_var_1_27 = var_1_27 [L194] last_1_var_1_29 = var_1_29 VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=63575, var_1_6=10, var_1_8=3366149252, var_1_9=-10] [L205] RET updateLastVariables() [L206] CALL updateVariables() [L152] var_1_5 = __VERIFIER_nondet_ushort() [L153] CALL assume_abort_if_not(var_1_5 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=3366149252, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=3366149252, var_1_9=-10] [L153] RET assume_abort_if_not(var_1_5 >= 32767) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=3366149252, var_1_9=-10] [L154] CALL assume_abort_if_not(var_1_5 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=3366149252, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=3366149252, var_1_9=-10] [L154] RET assume_abort_if_not(var_1_5 <= 65534) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=3366149252, var_1_9=-10] [L155] var_1_8 = __VERIFIER_nondet_ulong() [L156] CALL assume_abort_if_not(var_1_8 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L156] RET assume_abort_if_not(var_1_8 >= 2147483647) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L157] CALL assume_abort_if_not(var_1_8 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L157] RET assume_abort_if_not(var_1_8 <= 4294967294) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L158] var_1_11 = __VERIFIER_nondet_long() [L159] CALL assume_abort_if_not(var_1_11 >= 1073741822) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L159] RET assume_abort_if_not(var_1_11 >= 1073741822) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L160] CALL assume_abort_if_not(var_1_11 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L160] RET assume_abort_if_not(var_1_11 <= 2147483646) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L161] var_1_13 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L162] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L163] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L163] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L164] var_1_14 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_14 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L165] RET assume_abort_if_not(var_1_14 >= 63) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L166] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L166] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L167] var_1_16 = __VERIFIER_nondet_double() [L168] CALL assume_abort_if_not((var_1_16 >= 4611686.018427382800e+12F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L168] RET assume_abort_if_not((var_1_16 >= 4611686.018427382800e+12F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L169] var_1_17 = __VERIFIER_nondet_double() [L170] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L170] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L171] var_1_18 = __VERIFIER_nondet_double() [L172] CALL assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L172] RET assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L173] var_1_20 = __VERIFIER_nondet_float() [L174] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L174] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L175] var_1_28 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L176] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L177] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L177] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L178] var_1_30 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_30 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=-255, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=-255, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L179] RET assume_abort_if_not(var_1_30 >= 1) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=-255, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L180] CALL assume_abort_if_not(var_1_30 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=-255, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=-255, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L180] RET assume_abort_if_not(var_1_30 <= 1) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=-255, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L181] var_1_32 = __VERIFIER_nondet_uchar() [L182] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=-255, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=-255, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L182] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=-255, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L183] CALL assume_abort_if_not(var_1_32 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=-255, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=-255, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L183] RET assume_abort_if_not(var_1_32 <= 0) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=-255, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L184] var_1_34 = __VERIFIER_nondet_float() [L185] CALL assume_abort_if_not((var_1_34 >= -461168.6018427382800e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 4611686.018427382800e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=-255, var_1_32=0, var_1_33=259/4, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=-255, var_1_32=0, var_1_33=259/4, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L185] RET assume_abort_if_not((var_1_34 >= -461168.6018427382800e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 4611686.018427382800e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=-255, var_1_32=0, var_1_33=259/4, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L206] RET updateVariables() [L207] CALL step() [L59] signed long int stepLocal_8 = 10000000; [L60] unsigned long int stepLocal_7 = 128u + last_1_var_1_1; VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_7=192, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=-255, var_1_32=0, var_1_33=259/4, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L61] COND FALSE !(last_1_var_1_24 >= stepLocal_7) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=-255, var_1_32=0, var_1_33=259/4, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=-10] [L66] COND FALSE !(\read(last_1_var_1_29)) [L73] var_1_9 = ((var_1_11 - 16) - last_1_var_1_24) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=-255, var_1_32=0, var_1_33=259/4, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=1073741798] [L75] COND FALSE !(\read(last_1_var_1_29)) [L78] var_1_12 = (32 + ((((var_1_14 - 2) < 0 ) ? -(var_1_14 - 2) : (var_1_14 - 2)))) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=-255, var_1_32=0, var_1_33=259/4, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=1073741798] [L80] unsigned char stepLocal_4 = var_1_14; [L81] unsigned char stepLocal_3 = last_1_var_1_27; [L82] unsigned char stepLocal_2 = last_1_var_1_27; VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_2=0, stepLocal_3=0, stepLocal_4=-193, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=-255, var_1_32=0, var_1_33=259/4, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=1073741798] [L83] COND TRUE (var_1_13 * (var_1_5 * last_1_var_1_9)) <= stepLocal_4 [L84] var_1_24 = 50 VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_2=0, stepLocal_3=0, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=-193, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=-255, var_1_32=0, var_1_33=259/4, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=1073741798] [L94] var_1_15 = ((var_1_16 - var_1_17) - var_1_18) [L95] unsigned long int stepLocal_9 = 50u; VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_2=0, stepLocal_3=0, stepLocal_8=10000000, stepLocal_9=50, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=-193, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=-255, var_1_32=0, var_1_33=259/4, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=1073741798] [L96] COND FALSE !(stepLocal_9 >= var_1_5) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_2=0, stepLocal_3=0, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=-193, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=-255, var_1_32=0, var_1_33=259/4, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=1073741798] [L99] COND FALSE !(\read(var_1_27)) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_2=0, stepLocal_3=0, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=-193, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=-255, var_1_32=0, var_1_33=259/4, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=1073741798] [L102] signed short int stepLocal_1 = var_1_26; [L103] signed long int stepLocal_0 = var_1_24; VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_0=50, stepLocal_1=2, stepLocal_2=0, stepLocal_3=0, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=-193, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=-255, var_1_32=0, var_1_33=259/4, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=1073741798] [L104] COND FALSE !(stepLocal_1 >= (var_1_26 + (var_1_14 * 16))) [L109] var_1_21 = (((((1.75) < (var_1_18)) ? (1.75) : (var_1_18))) - (9.9999999995E9 + var_1_17)) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_0=50, stepLocal_2=0, stepLocal_3=0, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=-193, var_1_19=799/8, var_1_1=64, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=-255, var_1_32=0, var_1_33=259/4, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=1073741798] [L111] signed long int stepLocal_11 = (((var_1_12) < (var_1_14)) ? (var_1_12) : (var_1_14)); [L112] unsigned char stepLocal_10 = var_1_27; VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_0=50, stepLocal_10=0, stepLocal_11=63, stepLocal_2=0, stepLocal_3=0, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=-193, var_1_19=799/8, var_1_1=64, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=-255, var_1_32=0, var_1_33=259/4, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=1073741798] [L113] COND FALSE !(var_1_28 && stepLocal_10) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_0=50, stepLocal_11=63, stepLocal_2=0, stepLocal_3=0, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=-193, var_1_19=799/8, var_1_1=64, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=-255, var_1_32=0, var_1_33=259/4, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=1073741798] [L116] EXPR -25 << var_1_9 VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_0=50, stepLocal_11=63, stepLocal_2=0, stepLocal_3=0, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=-193, var_1_19=799/8, var_1_1=64, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=-255, var_1_32=0, var_1_33=259/4, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=1073741798] [L116] COND TRUE stepLocal_11 > (-25 << var_1_9) [L117] var_1_29 = (var_1_27 || var_1_28) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_0=50, stepLocal_2=0, stepLocal_3=0, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=-193, var_1_19=799/8, var_1_1=64, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=-255, var_1_32=0, var_1_33=259/4, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=1073741798] [L122] COND FALSE !(last_1_var_1_12 >= last_1_var_1_24) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_0=50, stepLocal_2=0, stepLocal_3=0, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=-193, var_1_19=799/8, var_1_1=64, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=-255, var_1_32=0, var_1_33=259/4, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=1073741798] [L127] unsigned char stepLocal_12 = var_1_26 > var_1_1; VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_0=50, stepLocal_12=0, stepLocal_2=0, stepLocal_3=0, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=-193, var_1_19=799/8, var_1_1=64, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=-255, var_1_32=0, var_1_33=259/4, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=1073741798] [L128] COND FALSE !(var_1_32 || stepLocal_12) [L131] var_1_33 = var_1_16 VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_0=50, stepLocal_2=0, stepLocal_3=0, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=-193, var_1_16=2, var_1_19=799/8, var_1_1=64, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=-255, var_1_32=0, var_1_33=2, var_1_5=32767, var_1_6=10, var_1_8=6442450943, var_1_9=1073741798] [L133] COND TRUE (var_1_33 * 8.2) < 10.4 [L134] var_1_6 = (var_1_8 - var_1_9) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_0=50, stepLocal_2=0, stepLocal_3=0, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=-193, var_1_16=2, var_1_19=799/8, var_1_1=64, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=-255, var_1_32=0, var_1_33=2, var_1_5=32767, var_1_6=5368709145, var_1_8=6442450943, var_1_9=1073741798] [L136] signed long int stepLocal_6 = 0; [L137] unsigned long int stepLocal_5 = 25u; VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_0=50, stepLocal_2=0, stepLocal_3=0, stepLocal_5=25, stepLocal_6=0, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=-193, var_1_16=2, var_1_19=799/8, var_1_1=64, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=-255, var_1_32=0, var_1_33=2, var_1_5=32767, var_1_6=5368709145, var_1_8=6442450943, var_1_9=1073741798] [L138] COND FALSE !(stepLocal_6 >= ((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6)))) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_0=50, stepLocal_2=0, stepLocal_3=0, stepLocal_5=25, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=-193, var_1_16=2, var_1_19=799/8, var_1_1=64, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=-255, var_1_32=0, var_1_33=2, var_1_5=32767, var_1_6=5368709145, var_1_8=6442450943, var_1_9=1073741798] [L143] COND FALSE !(var_1_8 < stepLocal_5) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_0=50, stepLocal_2=0, stepLocal_3=0, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=-193, var_1_16=2, var_1_19=799/8, var_1_1=64, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=-255, var_1_32=0, var_1_33=2, var_1_5=32767, var_1_6=5368709145, var_1_8=6442450943, var_1_9=1073741798] [L147] COND TRUE var_1_33 >= 0.25 [L148] var_1_19 = (var_1_17 + var_1_20) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_0=50, stepLocal_2=0, stepLocal_3=0, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=-193, var_1_16=2, var_1_1=64, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=-255, var_1_32=0, var_1_33=2, var_1_5=32767, var_1_6=5368709145, var_1_8=6442450943, var_1_9=1073741798] [L207] RET step() [L208] CALL, EXPR property() [L197] EXPR (((((((((((((last_1_var_1_12 >= last_1_var_1_24) ? (last_1_var_1_29 ? (var_1_1 == ((unsigned short int) (var_1_5 - last_1_var_1_12))) : 1) : 1) && (((var_1_33 * 8.2) < 10.4) ? (var_1_6 == ((unsigned long int) (var_1_8 - var_1_9))) : 1)) && (last_1_var_1_29 ? (last_1_var_1_29 ? (var_1_9 == ((signed long int) (last_1_var_1_24 + 100))) : (var_1_9 == ((signed long int) (((((var_1_5 + last_1_var_1_24)) > (last_1_var_1_9)) ? ((var_1_5 + last_1_var_1_24)) : (last_1_var_1_9)))))) : (var_1_9 == ((signed long int) ((var_1_11 - 16) - last_1_var_1_24))))) && (last_1_var_1_29 ? (var_1_12 == ((unsigned char) (64 + var_1_13))) : (var_1_12 == ((unsigned char) (32 + ((((var_1_14 - 2) < 0 ) ? -(var_1_14 - 2) : (var_1_14 - 2)))))))) && (var_1_15 == ((double) ((var_1_16 - var_1_17) - var_1_18)))) && ((var_1_33 >= 0.25) ? (var_1_19 == ((float) (var_1_17 + var_1_20))) : 1)) && ((var_1_26 >= (var_1_26 + (var_1_14 * 16))) ? ((-256 > var_1_24) ? (var_1_21 == ((double) var_1_17)) : 1) : (var_1_21 == ((double) (((((1.75) < (var_1_18)) ? (1.75) : (var_1_18))) - (9.9999999995E9 + var_1_17)))))) && (var_1_27 ? (var_1_23 == ((double) ((((4.5) < 0 ) ? -(4.5) : (4.5))))) : 1)) && (((var_1_13 * (var_1_5 * last_1_var_1_9)) <= var_1_14) ? (var_1_24 == ((signed long int) 50)) : ((last_1_var_1_27 || last_1_var_1_27) ? ((last_1_var_1_27 || last_1_var_1_27) ? (var_1_24 == ((signed long int) last_1_var_1_12)) : 1) : (var_1_24 == ((signed long int) var_1_13))))) && ((0 >= ((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6)))) ? (var_1_27 ? (var_1_25 == ((unsigned short int) (((((var_1_5 - var_1_9)) > ((var_1_12 + var_1_24))) ? ((var_1_5 - var_1_9)) : ((var_1_12 + var_1_24)))))) : 1) : ((var_1_8 < 25u) ? (var_1_25 == ((unsigned short int) var_1_6)) : 1))) && ((last_1_var_1_24 >= (128u + last_1_var_1_1)) ? ((10000000 != var_1_14) ? (var_1_26 == ((signed short int) last_1_var_1_25)) : 1) : 1)) && ((50u >= var_1_5) ? (var_1_27 == ((unsigned char) var_1_28)) : 1)) && ((var_1_28 && var_1_27) ? (var_1_29 == ((unsigned char) (var_1_28 && var_1_30))) : ((((((var_1_12) < (var_1_14)) ? (var_1_12) : (var_1_14))) > (-25 << var_1_9)) ? (var_1_29 == ((unsigned char) (var_1_27 || var_1_28))) : (var_1_29 == ((unsigned char) ((var_1_23 <= ((((var_1_21) < (var_1_17)) ? (var_1_21) : (var_1_17)))) && var_1_32))))) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=-193, var_1_16=2, var_1_1=64, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=-255, var_1_32=0, var_1_33=2, var_1_5=32767, var_1_6=5368709145, var_1_8=6442450943, var_1_9=1073741798] [L197-L198] return ((((((((((((((last_1_var_1_12 >= last_1_var_1_24) ? (last_1_var_1_29 ? (var_1_1 == ((unsigned short int) (var_1_5 - last_1_var_1_12))) : 1) : 1) && (((var_1_33 * 8.2) < 10.4) ? (var_1_6 == ((unsigned long int) (var_1_8 - var_1_9))) : 1)) && (last_1_var_1_29 ? (last_1_var_1_29 ? (var_1_9 == ((signed long int) (last_1_var_1_24 + 100))) : (var_1_9 == ((signed long int) (((((var_1_5 + last_1_var_1_24)) > (last_1_var_1_9)) ? ((var_1_5 + last_1_var_1_24)) : (last_1_var_1_9)))))) : (var_1_9 == ((signed long int) ((var_1_11 - 16) - last_1_var_1_24))))) && (last_1_var_1_29 ? (var_1_12 == ((unsigned char) (64 + var_1_13))) : (var_1_12 == ((unsigned char) (32 + ((((var_1_14 - 2) < 0 ) ? -(var_1_14 - 2) : (var_1_14 - 2)))))))) && (var_1_15 == ((double) ((var_1_16 - var_1_17) - var_1_18)))) && ((var_1_33 >= 0.25) ? (var_1_19 == ((float) (var_1_17 + var_1_20))) : 1)) && ((var_1_26 >= (var_1_26 + (var_1_14 * 16))) ? ((-256 > var_1_24) ? (var_1_21 == ((double) var_1_17)) : 1) : (var_1_21 == ((double) (((((1.75) < (var_1_18)) ? (1.75) : (var_1_18))) - (9.9999999995E9 + var_1_17)))))) && (var_1_27 ? (var_1_23 == ((double) ((((4.5) < 0 ) ? -(4.5) : (4.5))))) : 1)) && (((var_1_13 * (var_1_5 * last_1_var_1_9)) <= var_1_14) ? (var_1_24 == ((signed long int) 50)) : ((last_1_var_1_27 || last_1_var_1_27) ? ((last_1_var_1_27 || last_1_var_1_27) ? (var_1_24 == ((signed long int) last_1_var_1_12)) : 1) : (var_1_24 == ((signed long int) var_1_13))))) && ((0 >= ((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6)))) ? (var_1_27 ? (var_1_25 == ((unsigned short int) (((((var_1_5 - var_1_9)) > ((var_1_12 + var_1_24))) ? ((var_1_5 - var_1_9)) : ((var_1_12 + var_1_24)))))) : 1) : ((var_1_8 < 25u) ? (var_1_25 == ((unsigned short int) var_1_6)) : 1))) && ((last_1_var_1_24 >= (128u + last_1_var_1_1)) ? ((10000000 != var_1_14) ? (var_1_26 == ((signed short int) last_1_var_1_25)) : 1) : 1)) && ((50u >= var_1_5) ? (var_1_27 == ((unsigned char) var_1_28)) : 1)) && ((var_1_28 && var_1_27) ? (var_1_29 == ((unsigned char) (var_1_28 && var_1_30))) : ((((((var_1_12) < (var_1_14)) ? (var_1_12) : (var_1_14))) > (-25 << var_1_9)) ? (var_1_29 == ((unsigned char) (var_1_27 || var_1_28))) : (var_1_29 == ((unsigned char) ((var_1_23 <= ((((var_1_21) < (var_1_17)) ? (var_1_21) : (var_1_17)))) && var_1_32)))))) && ((var_1_32 || (var_1_26 > var_1_1)) ? (var_1_33 == ((float) (((((var_1_20 + ((((var_1_17) > (var_1_34)) ? (var_1_17) : (var_1_34))))) < (var_1_16)) ? ((var_1_20 + ((((var_1_17) > (var_1_34)) ? (var_1_17) : (var_1_34))))) : (var_1_16))))) : (var_1_33 == ((float) var_1_16))) ; [L208] RET, EXPR property() [L208] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=-193, var_1_16=2, var_1_1=64, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=-255, var_1_32=0, var_1_33=2, var_1_5=32767, var_1_6=5368709145, var_1_8=6442450943, var_1_9=1073741798] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=-193, var_1_16=2, var_1_1=64, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=-255, var_1_32=0, var_1_33=2, var_1_5=32767, var_1_6=5368709145, var_1_8=6442450943, var_1_9=1073741798] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 89 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 16.4s, OverallIterations: 9, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4291 SdHoareTripleChecker+Valid, 3.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4263 mSDsluCounter, 6238 SdHoareTripleChecker+Invalid, 2.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5065 mSDsCounter, 1107 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4490 IncrementalHoareTripleChecker+Invalid, 5597 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1107 mSolverCounterUnsat, 1173 mSDtfsCounter, 4490 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1587 GetRequests, 1327 SyntacticMatches, 0 SemanticMatches, 260 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6847 ImplicationChecksByTransitivity, 3.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3696occurred in iteration=7, InterpolantAutomatonStates: 212, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 8 MinimizatonAttempts, 1195 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 5.8s InterpolantComputationTime, 2257 NumberOfCodeBlocks, 2257 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 2389 ConstructedInterpolants, 0 QuantifiedInterpolants, 9682 SizeOfPredicates, 15 NumberOfNonLiveVariables, 1950 ConjunctsInSsa, 63 ConjunctsInUnsatCore, 16 InterpolantComputations, 4 PerfectInterpolantSequences, 12743/13440 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-03-03 22:49:31,162 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-66.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 c37a39e3553d97b9437718bbedaac5bd18bbf82294e1487f72d36703f09800e5 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 22:49:33,000 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 22:49:33,084 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-03 22:49:33,091 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 22:49:33,091 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 22:49:33,107 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 22:49:33,107 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 22:49:33,107 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 22:49:33,108 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 22:49:33,108 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 22:49:33,108 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 22:49:33,108 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 22:49:33,108 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 22:49:33,108 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 22:49:33,108 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 22:49:33,108 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 22:49:33,108 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 22:49:33,108 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 22:49:33,108 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 22:49:33,108 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 22:49:33,110 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 22:49:33,110 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 22:49:33,110 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 22:49:33,110 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-03 22:49:33,110 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-03 22:49:33,110 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-03 22:49:33,110 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 22:49:33,111 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 22:49:33,111 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 22:49:33,111 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 22:49:33,111 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 22:49:33,111 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 22:49:33,111 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 22:49:33,111 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 22:49:33,111 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 22:49:33,111 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 22:49:33,111 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 22:49:33,112 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 22:49:33,112 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 22:49:33,112 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-03 22:49:33,112 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-03 22:49:33,112 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 22:49:33,112 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 22:49:33,112 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 22:49:33,112 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 22:49:33,112 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> c37a39e3553d97b9437718bbedaac5bd18bbf82294e1487f72d36703f09800e5 [2025-03-03 22:49:33,356 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 22:49:33,365 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 22:49:33,366 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 22:49:33,367 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 22:49:33,367 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 22:49:33,368 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-66.i [2025-03-03 22:49:34,509 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/243cbe773/601e41b2c31b4e0da4f0251036631cf7/FLAG17e272fc6 [2025-03-03 22:49:34,735 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 22:49:34,738 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-66.i [2025-03-03 22:49:34,747 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/243cbe773/601e41b2c31b4e0da4f0251036631cf7/FLAG17e272fc6 [2025-03-03 22:49:35,079 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/243cbe773/601e41b2c31b4e0da4f0251036631cf7 [2025-03-03 22:49:35,081 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 22:49:35,082 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 22:49:35,083 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 22:49:35,083 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 22:49:35,085 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 22:49:35,086 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 10:49:35" (1/1) ... [2025-03-03 22:49:35,086 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47af05dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:49:35, skipping insertion in model container [2025-03-03 22:49:35,086 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 10:49:35" (1/1) ... [2025-03-03 22:49:35,099 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 22:49:35,193 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-66.i[916,929] [2025-03-03 22:49:35,238 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 22:49:35,250 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 22:49:35,257 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-66.i[916,929] [2025-03-03 22:49:35,281 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 22:49:35,292 INFO L204 MainTranslator]: Completed translation [2025-03-03 22:49:35,293 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:49:35 WrapperNode [2025-03-03 22:49:35,293 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 22:49:35,295 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 22:49:35,295 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 22:49:35,295 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 22:49:35,300 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:49:35" (1/1) ... [2025-03-03 22:49:35,310 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:49:35" (1/1) ... [2025-03-03 22:49:35,329 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 196 [2025-03-03 22:49:35,329 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 22:49:35,331 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 22:49:35,332 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 22:49:35,332 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 22:49:35,338 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:49:35" (1/1) ... [2025-03-03 22:49:35,338 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:49:35" (1/1) ... [2025-03-03 22:49:35,341 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:49:35" (1/1) ... [2025-03-03 22:49:35,356 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]. [2025-03-03 22:49:35,358 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:49:35" (1/1) ... [2025-03-03 22:49:35,358 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:49:35" (1/1) ... [2025-03-03 22:49:35,366 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:49:35" (1/1) ... [2025-03-03 22:49:35,371 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:49:35" (1/1) ... [2025-03-03 22:49:35,373 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:49:35" (1/1) ... [2025-03-03 22:49:35,373 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:49:35" (1/1) ... [2025-03-03 22:49:35,380 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 22:49:35,383 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 22:49:35,383 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 22:49:35,383 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 22:49:35,384 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:49:35" (1/1) ... [2025-03-03 22:49:35,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 22:49:35,398 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 22:49:35,409 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) [2025-03-03 22:49:35,413 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 [2025-03-03 22:49:35,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 22:49:35,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-03 22:49:35,432 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-03 22:49:35,432 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-03 22:49:35,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 22:49:35,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 22:49:35,513 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 22:49:35,514 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 22:49:50,505 INFO L? ?]: Removed 35 outVars from TransFormulas that were not future-live. [2025-03-03 22:49:50,507 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 22:49:50,514 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 22:49:50,514 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 22:49:50,515 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 10:49:50 BoogieIcfgContainer [2025-03-03 22:49:50,515 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 22:49:50,517 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 22:49:50,517 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 22:49:50,524 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 22:49:50,524 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 10:49:35" (1/3) ... [2025-03-03 22:49:50,524 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79e31849 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 10:49:50, skipping insertion in model container [2025-03-03 22:49:50,524 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:49:35" (2/3) ... [2025-03-03 22:49:50,525 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79e31849 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 10:49:50, skipping insertion in model container [2025-03-03 22:49:50,525 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 10:49:50" (3/3) ... [2025-03-03 22:49:50,525 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-66.i [2025-03-03 22:49:50,536 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 22:49:50,537 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-1loop_file-66.i that has 2 procedures, 80 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 22:49:50,579 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 22:49:50,588 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;@6ebda252, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 22:49:50,588 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 22:49:50,591 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 56 states have (on average 1.4642857142857142) internal successors, (82), 57 states have internal predecessors, (82), 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) [2025-03-03 22:49:50,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2025-03-03 22:49:50,613 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:49:50,613 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:49:50,613 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:49:50,617 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:49:50,617 INFO L85 PathProgramCache]: Analyzing trace with hash 1563240677, now seen corresponding path program 1 times [2025-03-03 22:49:50,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 22:49:50,625 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [614078411] [2025-03-03 22:49:50,625 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:49:50,626 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 [2025-03-03 22:49:50,626 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 22:49:50,628 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) [2025-03-03 22:49:50,630 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 [2025-03-03 22:49:50,712 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 147 statements into 1 equivalence classes. [2025-03-03 22:49:51,306 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 147 of 147 statements. [2025-03-03 22:49:51,307 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:49:51,307 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:49:51,335 INFO L256 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-03 22:49:51,345 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 22:49:51,370 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 404 proven. 0 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2025-03-03 22:49:51,371 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 22:49:51,371 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 22:49:51,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [614078411] [2025-03-03 22:49:51,372 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [614078411] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 22:49:51,372 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 22:49:51,372 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-03 22:49:51,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439797879] [2025-03-03 22:49:51,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 22:49:51,376 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 22:49:51,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 22:49:51,391 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 22:49:51,392 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 22:49:51,393 INFO L87 Difference]: Start difference. First operand has 80 states, 56 states have (on average 1.4642857142857142) internal successors, (82), 57 states have internal predecessors, (82), 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 24.5) internal successors, (49), 2 states have internal predecessors, (49), 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) [2025-03-03 22:49:51,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 22:49:51,416 INFO L93 Difference]: Finished difference Result 157 states and 266 transitions. [2025-03-03 22:49:51,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 22:49:51,419 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 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 147 [2025-03-03 22:49:51,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 22:49:51,427 INFO L225 Difference]: With dead ends: 157 [2025-03-03 22:49:51,427 INFO L226 Difference]: Without dead ends: 77 [2025-03-03 22:49:51,431 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 22:49:51,433 INFO L435 NwaCegarLoop]: 122 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, 122 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 [2025-03-03 22:49:51,435 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 22:49:51,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2025-03-03 22:49:51,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2025-03-03 22:49:51,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 54 states have (on average 1.4259259259259258) internal successors, (77), 54 states have internal predecessors, (77), 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) [2025-03-03 22:49:51,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 119 transitions. [2025-03-03 22:49:51,470 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 119 transitions. Word has length 147 [2025-03-03 22:49:51,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 22:49:51,471 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 119 transitions. [2025-03-03 22:49:51,471 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 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) [2025-03-03 22:49:51,471 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 119 transitions. [2025-03-03 22:49:51,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2025-03-03 22:49:51,474 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:49:51,474 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:49:51,498 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 [2025-03-03 22:49:51,675 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 [2025-03-03 22:49:51,676 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:49:51,676 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:49:51,676 INFO L85 PathProgramCache]: Analyzing trace with hash -542928184, now seen corresponding path program 1 times [2025-03-03 22:49:51,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 22:49:51,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1334910723] [2025-03-03 22:49:51,677 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:49:51,677 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 [2025-03-03 22:49:51,677 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 22:49:51,679 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) [2025-03-03 22:49:51,681 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 [2025-03-03 22:49:51,739 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 147 statements into 1 equivalence classes. [2025-03-03 22:49:52,334 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 147 of 147 statements. [2025-03-03 22:49:52,334 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:49:52,334 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:49:52,364 INFO L256 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-03 22:49:52,368 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 22:49:54,979 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2025-03-03 22:49:54,979 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 22:49:54,979 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 22:49:54,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1334910723] [2025-03-03 22:49:54,979 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1334910723] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 22:49:54,979 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 22:49:54,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-03 22:49:54,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579462715] [2025-03-03 22:49:54,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 22:49:54,981 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-03 22:49:54,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 22:49:54,981 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-03 22:49:54,981 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-03 22:49:54,981 INFO L87 Difference]: Start difference. First operand 77 states and 119 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2025-03-03 22:49:59,486 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-03 22:50:03,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-03 22:50:07,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-03 22:50:11,894 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-03 22:50:11,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 22:50:11,895 INFO L93 Difference]: Finished difference Result 239 states and 374 transitions. [2025-03-03 22:50:11,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-03 22:50:11,994 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 147 [2025-03-03 22:50:11,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 22:50:11,996 INFO L225 Difference]: With dead ends: 239 [2025-03-03 22:50:11,996 INFO L226 Difference]: Without dead ends: 165 [2025-03-03 22:50:11,998 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-03 22:50:11,999 INFO L435 NwaCegarLoop]: 115 mSDtfsCounter, 117 mSDsluCounter, 215 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 49 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 330 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.8s IncrementalHoareTripleChecker+Time [2025-03-03 22:50:11,999 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 330 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 15 Invalid, 4 Unknown, 0 Unchecked, 16.8s Time] [2025-03-03 22:50:11,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2025-03-03 22:50:12,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 136. [2025-03-03 22:50:12,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 91 states have (on average 1.3846153846153846) internal successors, (126), 91 states have internal predecessors, (126), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2025-03-03 22:50:12,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 210 transitions. [2025-03-03 22:50:12,017 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 210 transitions. Word has length 147 [2025-03-03 22:50:12,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 22:50:12,017 INFO L471 AbstractCegarLoop]: Abstraction has 136 states and 210 transitions. [2025-03-03 22:50:12,018 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2025-03-03 22:50:12,018 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 210 transitions. [2025-03-03 22:50:12,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2025-03-03 22:50:12,019 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:50:12,019 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:50:12,045 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2025-03-03 22:50:12,219 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 22:50:12,220 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:50:12,221 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:50:12,221 INFO L85 PathProgramCache]: Analyzing trace with hash 1713982823, now seen corresponding path program 1 times [2025-03-03 22:50:12,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 22:50:12,222 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1828481687] [2025-03-03 22:50:12,222 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:50:12,222 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 [2025-03-03 22:50:12,222 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 22:50:12,224 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-03 22:50:12,226 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2025-03-03 22:50:12,274 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 147 statements into 1 equivalence classes. [2025-03-03 22:50:12,926 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 147 of 147 statements. [2025-03-03 22:50:12,926 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:50:12,926 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:50:12,955 INFO L256 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-03-03 22:50:12,958 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 22:50:20,238 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 134 proven. 3 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2025-03-03 22:50:20,238 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-03 22:50:23,612 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 57 proven. 3 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2025-03-03 22:50:23,613 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 22:50:23,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1828481687] [2025-03-03 22:50:23,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1828481687] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-03 22:50:23,613 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-03-03 22:50:23,613 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 11 [2025-03-03 22:50:23,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046841416] [2025-03-03 22:50:23,613 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-03-03 22:50:23,614 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2025-03-03 22:50:23,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 22:50:23,614 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2025-03-03 22:50:23,614 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2025-03-03 22:50:23,615 INFO L87 Difference]: Start difference. First operand 136 states and 210 transitions. Second operand has 11 states, 11 states have (on average 8.090909090909092) internal successors, (89), 11 states have internal predecessors, (89), 4 states have call successors, (42), 3 states have call predecessors, (42), 5 states have return successors, (42), 4 states have call predecessors, (42), 4 states have call successors, (42) [2025-03-03 22:50:28,479 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-03 22:50:31,182 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-03 22:50:35,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-03 22:50:39,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-03 22:50:43,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []