/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/hardness-nfm22/hardness_codestructure_dependencies_file-0.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-22 19:33:34,530 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-22 19:33:34,605 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-12-22 19:33:34,610 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-22 19:33:34,610 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-22 19:33:34,643 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-22 19:33:34,643 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-22 19:33:34,644 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-22 19:33:34,644 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-22 19:33:34,648 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-22 19:33:34,648 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-22 19:33:34,649 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-22 19:33:34,649 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-22 19:33:34,650 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-22 19:33:34,651 INFO L153 SettingsManager]: * Use SBE=true [2023-12-22 19:33:34,651 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-22 19:33:34,651 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-22 19:33:34,652 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-22 19:33:34,652 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-22 19:33:34,652 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-22 19:33:34,652 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-22 19:33:34,653 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-22 19:33:34,653 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-22 19:33:34,653 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-22 19:33:34,654 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-22 19:33:34,654 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-22 19:33:34,654 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-22 19:33:34,654 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-22 19:33:34,655 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-22 19:33:34,655 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-22 19:33:34,656 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-22 19:33:34,656 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-22 19:33:34,656 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-22 19:33:34,656 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-22 19:33:34,657 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-22 19:33:34,657 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-22 19:33:34,657 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-22 19:33:34,657 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-22 19:33:34,657 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-22 19:33:34,658 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-22 19:33:34,658 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-22 19:33:34,658 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-22 19:33:34,658 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-22 19:33:34,658 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-22 19:33:34,659 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-22 19:33:34,659 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-12-22 19:33:34,659 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-12-22 19:33:34,889 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-22 19:33:34,917 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-22 19:33:34,919 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-22 19:33:34,920 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-22 19:33:34,920 INFO L274 PluginConnector]: CDTParser initialized [2023-12-22 19:33:34,922 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_codestructure_dependencies_file-0.i [2023-12-22 19:33:36,020 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-22 19:33:36,230 INFO L384 CDTParser]: Found 1 translation units. [2023-12-22 19:33:36,231 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_codestructure_dependencies_file-0.i [2023-12-22 19:33:36,242 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33aab7252/3fa6531ffa5e4ba380f73681d0e514f3/FLAGf339c6a82 [2023-12-22 19:33:36,255 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33aab7252/3fa6531ffa5e4ba380f73681d0e514f3 [2023-12-22 19:33:36,257 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-22 19:33:36,259 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-22 19:33:36,261 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-22 19:33:36,261 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-22 19:33:36,265 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-22 19:33:36,266 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 07:33:36" (1/1) ... [2023-12-22 19:33:36,267 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27e01c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:33:36, skipping insertion in model container [2023-12-22 19:33:36,267 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 07:33:36" (1/1) ... [2023-12-22 19:33:36,298 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-22 19:33:36,424 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_codestructure_dependencies_file-0.i[918,931] [2023-12-22 19:33:36,466 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-22 19:33:36,483 INFO L202 MainTranslator]: Completed pre-run [2023-12-22 19:33:36,492 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_codestructure_dependencies_file-0.i[918,931] [2023-12-22 19:33:36,512 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-22 19:33:36,526 INFO L206 MainTranslator]: Completed translation [2023-12-22 19:33:36,526 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:33:36 WrapperNode [2023-12-22 19:33:36,527 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-22 19:33:36,527 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-22 19:33:36,528 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-22 19:33:36,528 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-22 19:33:36,534 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:33:36" (1/1) ... [2023-12-22 19:33:36,544 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:33:36" (1/1) ... [2023-12-22 19:33:36,573 INFO L138 Inliner]: procedures = 27, calls = 22, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 107 [2023-12-22 19:33:36,573 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-22 19:33:36,574 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-22 19:33:36,574 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-22 19:33:36,574 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-22 19:33:36,582 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:33:36" (1/1) ... [2023-12-22 19:33:36,582 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:33:36" (1/1) ... [2023-12-22 19:33:36,589 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:33:36" (1/1) ... [2023-12-22 19:33:36,601 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]. [2023-12-22 19:33:36,601 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:33:36" (1/1) ... [2023-12-22 19:33:36,601 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:33:36" (1/1) ... [2023-12-22 19:33:36,622 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:33:36" (1/1) ... [2023-12-22 19:33:36,626 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:33:36" (1/1) ... [2023-12-22 19:33:36,628 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:33:36" (1/1) ... [2023-12-22 19:33:36,629 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:33:36" (1/1) ... [2023-12-22 19:33:36,632 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-22 19:33:36,633 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-22 19:33:36,633 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-22 19:33:36,633 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-22 19:33:36,634 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:33:36" (1/1) ... [2023-12-22 19:33:36,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-22 19:33:36,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-22 19:33:36,664 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) [2023-12-22 19:33:36,697 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 [2023-12-22 19:33:36,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-22 19:33:36,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-12-22 19:33:36,704 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-22 19:33:36,705 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-22 19:33:36,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-22 19:33:36,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-22 19:33:36,786 INFO L241 CfgBuilder]: Building ICFG [2023-12-22 19:33:36,788 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-22 19:34:01,940 INFO L282 CfgBuilder]: Performing block encoding [2023-12-22 19:34:01,984 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-22 19:34:01,984 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-22 19:34:01,985 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 07:34:01 BoogieIcfgContainer [2023-12-22 19:34:01,985 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-22 19:34:01,986 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-22 19:34:01,987 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-22 19:34:01,989 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-22 19:34:01,990 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 07:33:36" (1/3) ... [2023-12-22 19:34:01,990 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67c93404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 07:34:01, skipping insertion in model container [2023-12-22 19:34:01,990 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:33:36" (2/3) ... [2023-12-22 19:34:01,991 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67c93404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 07:34:01, skipping insertion in model container [2023-12-22 19:34:01,991 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 07:34:01" (3/3) ... [2023-12-22 19:34:01,992 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-0.i [2023-12-22 19:34:02,008 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-22 19:34:02,008 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-22 19:34:02,053 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-22 19:34:02,061 INFO L357 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, mHoare=true, 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;@3703b11c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-22 19:34:02,061 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-22 19:34:02,067 INFO L276 IsEmpty]: Start isEmpty. Operand has 37 states, 25 states have (on average 1.56) internal successors, (39), 26 states have internal predecessors, (39), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2023-12-22 19:34:02,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-22 19:34:02,118 INFO L187 NwaCegarLoop]: Found error trace [2023-12-22 19:34:02,118 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-22 19:34:02,120 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-22 19:34:02,125 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-22 19:34:02,125 INFO L85 PathProgramCache]: Analyzing trace with hash 1801592215, now seen corresponding path program 1 times [2023-12-22 19:34:02,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-22 19:34:02,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1005181074] [2023-12-22 19:34:02,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-22 19:34:02,143 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 [2023-12-22 19:34:02,143 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-22 19:34:02,148 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) [2023-12-22 19:34:02,192 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 [2023-12-22 19:34:03,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-22 19:34:03,708 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-22 19:34:03,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-22 19:34:08,042 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-12-22 19:34:08,042 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-22 19:34:08,043 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-22 19:34:08,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1005181074] [2023-12-22 19:34:08,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1005181074] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-22 19:34:08,043 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-22 19:34:08,043 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-22 19:34:08,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595791214] [2023-12-22 19:34:08,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-22 19:34:08,048 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-22 19:34:08,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-22 19:34:08,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-22 19:34:08,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-22 19:34:08,087 INFO L87 Difference]: Start difference. First operand has 37 states, 25 states have (on average 1.56) internal successors, (39), 26 states have internal predecessors, (39), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-12-22 19:34:14,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-22 19:34:18,584 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-22 19:34:22,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-22 19:34:29,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.99s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-22 19:34:33,567 WARN L539 Checker$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 [] [2023-12-22 19:34:37,580 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 [] [2023-12-22 19:34:37,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-22 19:34:37,581 INFO L93 Difference]: Finished difference Result 110 states and 192 transitions. [2023-12-22 19:34:38,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-22 19:34:38,302 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 63 [2023-12-22 19:34:38,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-22 19:34:38,308 INFO L225 Difference]: With dead ends: 110 [2023-12-22 19:34:38,308 INFO L226 Difference]: Without dead ends: 74 [2023-12-22 19:34:38,310 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-22 19:34:38,313 INFO L413 NwaCegarLoop]: 49 mSDtfsCounter, 46 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 19 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 136 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.3s IncrementalHoareTripleChecker+Time [2023-12-22 19:34:38,313 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 136 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 12 Invalid, 6 Unknown, 0 Unchecked, 29.3s Time] [2023-12-22 19:34:38,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2023-12-22 19:34:38,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 65. [2023-12-22 19:34:38,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 44 states have (on average 1.3409090909090908) internal successors, (59), 44 states have internal predecessors, (59), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-12-22 19:34:38,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 95 transitions. [2023-12-22 19:34:38,358 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 95 transitions. Word has length 63 [2023-12-22 19:34:38,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-22 19:34:38,359 INFO L495 AbstractCegarLoop]: Abstraction has 65 states and 95 transitions. [2023-12-22 19:34:38,360 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-12-22 19:34:38,360 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 95 transitions. [2023-12-22 19:34:38,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-22 19:34:38,365 INFO L187 NwaCegarLoop]: Found error trace [2023-12-22 19:34:38,365 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-22 19:34:38,395 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 [2023-12-22 19:34:38,580 WARN L477 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 [2023-12-22 19:34:38,581 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-22 19:34:38,581 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-22 19:34:38,581 INFO L85 PathProgramCache]: Analyzing trace with hash -1813316711, now seen corresponding path program 1 times [2023-12-22 19:34:38,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-22 19:34:38,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [783181058] [2023-12-22 19:34:38,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-22 19:34:38,582 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 [2023-12-22 19:34:38,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-22 19:34:38,584 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) [2023-12-22 19:34:38,586 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 [2023-12-22 19:34:39,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-22 19:34:39,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-22 19:34:39,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-22 19:35:14,175 WARN L293 SmtUtils]: Spent 6.87s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:35:25,580 WARN L293 SmtUtils]: Spent 8.60s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:35:34,184 WARN L293 SmtUtils]: Spent 8.60s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:35:43,130 WARN L293 SmtUtils]: Spent 8.62s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:35:51,675 WARN L293 SmtUtils]: Spent 8.08s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:35:59,920 WARN L293 SmtUtils]: Spent 8.24s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:36:09,023 WARN L293 SmtUtils]: Spent 9.10s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:36:17,999 WARN L293 SmtUtils]: Spent 8.41s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:36:26,910 WARN L854 $PredicateComparison]: unable to prove that (and (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= (_ bv0 16) (bvadd c_~var_1_6~0 (_ bv10 16))) (= c_~var_1_17~0 (_ bv0 32)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (or (fp.lt c_~last_1_var_1_14~0 c_~var_1_16~0) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0))) (= c_~last_1_var_1_1~0 (_ bv0 32)) (= (_ bv0 16) (bvadd c_~last_1_var_1_6~0 (_ bv10 16))) (= c_~var_1_7~0 (_ bv1 32)) (= c_~last_1_var_1_17~0 (_ bv64 32)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (= (_ bv1 32) c_~last_1_var_1_7~0) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2023-12-22 19:36:31,210 WARN L876 $PredicateComparison]: unable to prove that (and (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= (_ bv0 16) (bvadd c_~var_1_6~0 (_ bv10 16))) (= c_~var_1_17~0 (_ bv0 32)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (or (fp.lt c_~last_1_var_1_14~0 c_~var_1_16~0) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0))) (= c_~last_1_var_1_1~0 (_ bv0 32)) (= (_ bv0 16) (bvadd c_~last_1_var_1_6~0 (_ bv10 16))) (= c_~var_1_7~0 (_ bv1 32)) (= c_~last_1_var_1_17~0 (_ bv64 32)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (= (_ bv1 32) c_~last_1_var_1_7~0) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2023-12-22 19:36:40,353 WARN L293 SmtUtils]: Spent 8.57s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:36:48,282 WARN L293 SmtUtils]: Spent 7.93s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:36:56,387 WARN L293 SmtUtils]: Spent 7.36s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:37:05,453 WARN L293 SmtUtils]: Spent 8.61s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:37:14,779 WARN L293 SmtUtils]: Spent 9.33s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:37:18,946 WARN L854 $PredicateComparison]: unable to prove that (and (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= (_ bv0 16) (bvadd c_~var_1_6~0 (_ bv10 16))) (= c_~var_1_17~0 (_ bv0 32)) (= c_~var_1_1~0 (_ bv0 32)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (or (fp.lt c_~last_1_var_1_14~0 c_~var_1_16~0) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0))) (= c_~last_1_var_1_1~0 (_ bv0 32)) (= (_ bv0 16) (bvadd c_~last_1_var_1_6~0 (_ bv10 16))) (= c_~var_1_7~0 (_ bv1 32)) (= c_~last_1_var_1_17~0 (_ bv64 32)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (= (_ bv1 32) c_~last_1_var_1_7~0) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2023-12-22 19:37:23,262 WARN L876 $PredicateComparison]: unable to prove that (and (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= (_ bv0 16) (bvadd c_~var_1_6~0 (_ bv10 16))) (= c_~var_1_17~0 (_ bv0 32)) (= c_~var_1_1~0 (_ bv0 32)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (or (fp.lt c_~last_1_var_1_14~0 c_~var_1_16~0) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0))) (= c_~last_1_var_1_1~0 (_ bv0 32)) (= (_ bv0 16) (bvadd c_~last_1_var_1_6~0 (_ bv10 16))) (= c_~var_1_7~0 (_ bv1 32)) (= c_~last_1_var_1_17~0 (_ bv64 32)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (= (_ bv1 32) c_~last_1_var_1_7~0) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2023-12-22 19:37:31,440 WARN L293 SmtUtils]: Spent 7.77s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:37:40,077 WARN L293 SmtUtils]: Spent 8.64s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:37:49,135 WARN L293 SmtUtils]: Spent 8.61s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:37:56,748 WARN L293 SmtUtils]: Spent 6.40s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:38:05,888 WARN L293 SmtUtils]: Spent 9.14s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:38:15,370 WARN L293 SmtUtils]: Spent 8.60s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:38:23,732 WARN L293 SmtUtils]: Spent 8.36s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:38:32,988 WARN L293 SmtUtils]: Spent 8.70s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:38:42,396 WARN L293 SmtUtils]: Spent 8.63s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:38:51,787 WARN L293 SmtUtils]: Spent 9.39s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:39:04,753 WARN L293 SmtUtils]: Spent 8.65s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:39:14,146 WARN L293 SmtUtils]: Spent 8.77s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:39:25,860 WARN L293 SmtUtils]: Spent 8.79s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:39:38,252 WARN L293 SmtUtils]: Spent 8.81s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:39:47,940 WARN L293 SmtUtils]: Spent 8.68s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:39:56,599 WARN L293 SmtUtils]: Spent 8.66s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:40:08,939 WARN L293 SmtUtils]: Spent 9.36s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:40:13,168 WARN L854 $PredicateComparison]: unable to prove that (and (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= c_~var_1_14~0 c_~var_1_16~0) (= (_ bv0 16) (bvadd c_~var_1_6~0 (_ bv10 16))) (= c_~var_1_17~0 (_ bv0 32)) (= c_~var_1_1~0 (_ bv0 32)) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (= c_~last_1_var_1_1~0 (_ bv0 32)) (= (_ bv0 16) (bvadd c_~last_1_var_1_6~0 (_ bv10 16))) (= c_~var_1_7~0 (_ bv1 32)) (= c_~last_1_var_1_17~0 (_ bv64 32)) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0)) c_~var_1_13~0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (= (_ bv1 32) c_~last_1_var_1_7~0) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2023-12-22 19:40:17,511 WARN L876 $PredicateComparison]: unable to prove that (and (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= c_~var_1_14~0 c_~var_1_16~0) (= (_ bv0 16) (bvadd c_~var_1_6~0 (_ bv10 16))) (= c_~var_1_17~0 (_ bv0 32)) (= c_~var_1_1~0 (_ bv0 32)) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (= c_~last_1_var_1_1~0 (_ bv0 32)) (= (_ bv0 16) (bvadd c_~last_1_var_1_6~0 (_ bv10 16))) (= c_~var_1_7~0 (_ bv1 32)) (= c_~last_1_var_1_17~0 (_ bv64 32)) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0)) c_~var_1_13~0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (= (_ bv1 32) c_~last_1_var_1_7~0) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2023-12-22 19:40:26,377 WARN L293 SmtUtils]: Spent 8.86s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:40:38,326 WARN L293 SmtUtils]: Spent 8.85s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:40:47,190 WARN L293 SmtUtils]: Spent 8.86s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:40:57,617 WARN L293 SmtUtils]: Spent 8.85s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:41:05,244 WARN L293 SmtUtils]: Spent 7.63s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:41:13,897 WARN L293 SmtUtils]: Spent 8.65s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:41:22,759 WARN L293 SmtUtils]: Spent 8.86s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:41:30,380 WARN L293 SmtUtils]: Spent 7.62s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:41:39,185 WARN L293 SmtUtils]: Spent 8.80s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:41:47,986 WARN L293 SmtUtils]: Spent 8.80s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:41:57,557 WARN L293 SmtUtils]: Spent 8.66s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:42:07,103 WARN L293 SmtUtils]: Spent 9.54s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:42:11,335 WARN L854 $PredicateComparison]: unable to prove that (and (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= c_~var_1_14~0 c_~var_1_16~0) (= (_ bv0 16) (bvadd c_~var_1_6~0 (_ bv10 16))) (= c_~var_1_17~0 (_ bv0 32)) (= c_~var_1_1~0 (_ bv0 32)) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (= c_~last_1_var_1_1~0 (_ bv0 32)) (= (_ bv0 16) (bvadd c_~last_1_var_1_6~0 (_ bv10 16))) (= c_~var_1_7~0 (_ bv1 32)) (= c_~last_1_var_1_17~0 (_ bv64 32)) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0)) c_~var_1_13~0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (= c_~var_1_5~0 (let ((.cse0 ((_ sign_extend 16) (_ bv65526 16)))) (bvadd (bvneg .cse0) .cse0))) (= (_ bv1 32) c_~last_1_var_1_7~0) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2023-12-22 19:42:15,692 WARN L876 $PredicateComparison]: unable to prove that (and (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= c_~var_1_14~0 c_~var_1_16~0) (= (_ bv0 16) (bvadd c_~var_1_6~0 (_ bv10 16))) (= c_~var_1_17~0 (_ bv0 32)) (= c_~var_1_1~0 (_ bv0 32)) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (= c_~last_1_var_1_1~0 (_ bv0 32)) (= (_ bv0 16) (bvadd c_~last_1_var_1_6~0 (_ bv10 16))) (= c_~var_1_7~0 (_ bv1 32)) (= c_~last_1_var_1_17~0 (_ bv64 32)) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0)) c_~var_1_13~0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (= c_~var_1_5~0 (let ((.cse0 ((_ sign_extend 16) (_ bv65526 16)))) (bvadd (bvneg .cse0) .cse0))) (= (_ bv1 32) c_~last_1_var_1_7~0) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2023-12-22 19:42:24,576 WARN L293 SmtUtils]: Spent 8.86s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:42:35,314 WARN L293 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:42:45,523 WARN L293 SmtUtils]: Spent 8.75s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:42:53,188 WARN L293 SmtUtils]: Spent 7.66s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:43:04,910 WARN L293 SmtUtils]: Spent 8.64s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:43:13,716 WARN L293 SmtUtils]: Spent 8.81s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:43:22,560 WARN L293 SmtUtils]: Spent 8.84s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:43:30,314 WARN L293 SmtUtils]: Spent 7.75s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:43:39,130 WARN L293 SmtUtils]: Spent 8.82s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:43:51,561 WARN L293 SmtUtils]: Spent 9.34s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:44:00,413 WARN L293 SmtUtils]: Spent 8.85s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:44:10,797 WARN L293 SmtUtils]: Spent 8.83s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 19:44:17,931 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ sign_extend 16) (_ bv65526 16)))) (let ((.cse1 (bvneg .cse2))) (and (let ((.cse0 (= c_~var_1_10~0 (_ bv0 8)))) (or (and (not .cse0) (= c_~var_1_8~0 (_ bv0 8))) (and (= (_ bv1 8) c_~var_1_8~0) .cse0))) (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= c_~var_1_14~0 c_~var_1_16~0) (= (_ bv0 16) (bvadd c_~var_1_6~0 (_ bv10 16))) (= c_~var_1_17~0 (_ bv0 32)) (= c_~var_1_1~0 (_ bv0 32)) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (bvuge (_ bv4294967288 32) (bvadd c_~var_1_9~0 .cse1)) (= c_~last_1_var_1_1~0 (_ bv0 32)) (= (_ bv0 16) (bvadd c_~last_1_var_1_6~0 (_ bv10 16))) (= c_~var_1_7~0 (_ bv1 32)) (= c_~last_1_var_1_17~0 (_ bv64 32)) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0)) c_~var_1_13~0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (= c_~var_1_5~0 (bvadd .cse1 .cse2)) (= (_ bv1 32) c_~last_1_var_1_7~0) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2023-12-22 19:44:22,349 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ sign_extend 16) (_ bv65526 16)))) (let ((.cse1 (bvneg .cse2))) (and (let ((.cse0 (= c_~var_1_10~0 (_ bv0 8)))) (or (and (not .cse0) (= c_~var_1_8~0 (_ bv0 8))) (and (= (_ bv1 8) c_~var_1_8~0) .cse0))) (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= c_~var_1_14~0 c_~var_1_16~0) (= (_ bv0 16) (bvadd c_~var_1_6~0 (_ bv10 16))) (= c_~var_1_17~0 (_ bv0 32)) (= c_~var_1_1~0 (_ bv0 32)) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (bvuge (_ bv4294967288 32) (bvadd c_~var_1_9~0 .cse1)) (= c_~last_1_var_1_1~0 (_ bv0 32)) (= (_ bv0 16) (bvadd c_~last_1_var_1_6~0 (_ bv10 16))) (= c_~var_1_7~0 (_ bv1 32)) (= c_~last_1_var_1_17~0 (_ bv64 32)) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0)) c_~var_1_13~0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (= c_~var_1_5~0 (bvadd .cse1 .cse2)) (= (_ bv1 32) c_~last_1_var_1_7~0) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true