/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_operatoramount_amount100_file-15.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-24 04:46:11,942 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-24 04:46:11,981 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-12-24 04:46:11,984 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-24 04:46:11,984 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-24 04:46:11,999 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-24 04:46:12,000 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-24 04:46:12,000 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-24 04:46:12,000 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-24 04:46:12,000 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-24 04:46:12,001 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-24 04:46:12,001 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-24 04:46:12,001 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-24 04:46:12,002 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-24 04:46:12,002 INFO L153 SettingsManager]: * Use SBE=true [2023-12-24 04:46:12,002 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-24 04:46:12,002 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-24 04:46:12,002 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-24 04:46:12,003 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-24 04:46:12,003 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-24 04:46:12,003 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-24 04:46:12,004 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-24 04:46:12,004 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-24 04:46:12,005 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-24 04:46:12,005 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-24 04:46:12,005 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-24 04:46:12,005 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-24 04:46:12,005 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-24 04:46:12,006 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-24 04:46:12,006 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-24 04:46:12,006 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-24 04:46:12,006 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-24 04:46:12,007 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-24 04:46:12,007 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-24 04:46:12,007 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-24 04:46:12,007 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-24 04:46:12,008 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-24 04:46:12,008 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-24 04:46:12,008 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-24 04:46:12,008 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-24 04:46:12,008 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-24 04:46:12,009 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-24 04:46:12,009 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-24 04:46:12,009 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-24 04:46:12,009 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-24 04:46:12,009 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-12-24 04:46:12,010 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-12-24 04:46:12,178 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-24 04:46:12,206 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-24 04:46:12,208 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-24 04:46:12,209 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-24 04:46:12,209 INFO L274 PluginConnector]: CDTParser initialized [2023-12-24 04:46:12,210 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount100_file-15.i [2023-12-24 04:46:13,116 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-24 04:46:13,305 INFO L384 CDTParser]: Found 1 translation units. [2023-12-24 04:46:13,306 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount100_file-15.i [2023-12-24 04:46:13,313 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/593498e2e/24b568dbd49b47fb9fa2387414111966/FLAG8118ab870 [2023-12-24 04:46:13,329 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/593498e2e/24b568dbd49b47fb9fa2387414111966 [2023-12-24 04:46:13,331 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-24 04:46:13,332 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-24 04:46:13,333 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-24 04:46:13,333 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-24 04:46:13,342 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-24 04:46:13,343 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.12 04:46:13" (1/1) ... [2023-12-24 04:46:13,343 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@437e5f56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 04:46:13, skipping insertion in model container [2023-12-24 04:46:13,344 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.12 04:46:13" (1/1) ... [2023-12-24 04:46:13,376 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-24 04:46:13,489 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_operatoramount_amount100_file-15.i[916,929] [2023-12-24 04:46:13,551 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-24 04:46:13,561 INFO L202 MainTranslator]: Completed pre-run [2023-12-24 04:46:13,570 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_operatoramount_amount100_file-15.i[916,929] [2023-12-24 04:46:13,607 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-24 04:46:13,628 INFO L206 MainTranslator]: Completed translation [2023-12-24 04:46:13,630 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 04:46:13 WrapperNode [2023-12-24 04:46:13,632 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-24 04:46:13,633 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-24 04:46:13,633 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-24 04:46:13,633 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-24 04:46:13,638 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 04:46:13" (1/1) ... [2023-12-24 04:46:13,650 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 04:46:13" (1/1) ... [2023-12-24 04:46:13,672 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 196 [2023-12-24 04:46:13,673 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-24 04:46:13,673 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-24 04:46:13,679 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-24 04:46:13,679 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-24 04:46:13,689 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 04:46:13" (1/1) ... [2023-12-24 04:46:13,690 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 04:46:13" (1/1) ... [2023-12-24 04:46:13,693 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 04:46:13" (1/1) ... [2023-12-24 04:46:13,711 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]. [2023-12-24 04:46:13,711 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 04:46:13" (1/1) ... [2023-12-24 04:46:13,711 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 04:46:13" (1/1) ... [2023-12-24 04:46:13,719 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 04:46:13" (1/1) ... [2023-12-24 04:46:13,721 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 04:46:13" (1/1) ... [2023-12-24 04:46:13,723 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 04:46:13" (1/1) ... [2023-12-24 04:46:13,724 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 04:46:13" (1/1) ... [2023-12-24 04:46:13,727 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-24 04:46:13,727 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-24 04:46:13,728 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-24 04:46:13,728 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-24 04:46:13,728 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 04:46:13" (1/1) ... [2023-12-24 04:46:13,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-24 04:46:13,755 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-24 04:46:13,767 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) [2023-12-24 04:46:13,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-24 04:46:13,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-12-24 04:46:13,798 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-24 04:46:13,798 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-24 04:46:13,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-24 04:46:13,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-24 04:46:13,788 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 [2023-12-24 04:46:13,883 INFO L241 CfgBuilder]: Building ICFG [2023-12-24 04:46:13,885 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-24 04:46:29,338 INFO L282 CfgBuilder]: Performing block encoding [2023-12-24 04:46:29,366 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-24 04:46:29,367 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-24 04:46:29,367 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.12 04:46:29 BoogieIcfgContainer [2023-12-24 04:46:29,367 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-24 04:46:29,369 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-24 04:46:29,369 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-24 04:46:29,376 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-24 04:46:29,376 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.12 04:46:13" (1/3) ... [2023-12-24 04:46:29,377 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38bee38f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.12 04:46:29, skipping insertion in model container [2023-12-24 04:46:29,377 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 04:46:13" (2/3) ... [2023-12-24 04:46:29,377 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38bee38f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.12 04:46:29, skipping insertion in model container [2023-12-24 04:46:29,377 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.12 04:46:29" (3/3) ... [2023-12-24 04:46:29,378 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-15.i [2023-12-24 04:46:29,390 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-24 04:46:29,390 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-24 04:46:29,468 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-24 04:46:29,474 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;@3e765fbe, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-24 04:46:29,474 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-24 04:46:29,478 INFO L276 IsEmpty]: Start isEmpty. Operand has 82 states, 51 states have (on average 1.4705882352941178) internal successors, (75), 52 states have internal predecessors, (75), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-12-24 04:46:29,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-12-24 04:46:29,491 INFO L187 NwaCegarLoop]: Found error trace [2023-12-24 04:46:29,492 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-24 04:46:29,492 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-24 04:46:29,497 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-24 04:46:29,498 INFO L85 PathProgramCache]: Analyzing trace with hash 998608108, now seen corresponding path program 1 times [2023-12-24 04:46:29,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-24 04:46:29,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1948163906] [2023-12-24 04:46:29,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-24 04:46:29,510 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 [2023-12-24 04:46:29,510 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-24 04:46:29,512 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) [2023-12-24 04:46:29,566 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 [2023-12-24 04:46:30,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-24 04:46:30,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-24 04:46:30,208 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-24 04:46:30,260 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 774 proven. 0 refuted. 0 times theorem prover too weak. 738 trivial. 0 not checked. [2023-12-24 04:46:30,260 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-24 04:46:30,260 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-24 04:46:30,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1948163906] [2023-12-24 04:46:30,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1948163906] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-24 04:46:30,261 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-24 04:46:30,261 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-24 04:46:30,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86235258] [2023-12-24 04:46:30,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-24 04:46:30,266 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-24 04:46:30,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-24 04:46:30,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-24 04:46:30,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-24 04:46:30,298 INFO L87 Difference]: Start difference. First operand has 82 states, 51 states have (on average 1.4705882352941178) internal successors, (75), 52 states have internal predecessors, (75), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-12-24 04:46:34,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-24 04:46:34,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-24 04:46:34,643 INFO L93 Difference]: Finished difference Result 161 states and 288 transitions. [2023-12-24 04:46:34,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-24 04:46:34,749 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 176 [2023-12-24 04:46:34,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-24 04:46:34,754 INFO L225 Difference]: With dead ends: 161 [2023-12-24 04:46:34,754 INFO L226 Difference]: Without dead ends: 80 [2023-12-24 04:46:34,756 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-24 04:46:34,758 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2023-12-24 04:46:34,759 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 123 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2023-12-24 04:46:34,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2023-12-24 04:46:34,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2023-12-24 04:46:34,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 50 states have (on average 1.4) internal successors, (70), 50 states have internal predecessors, (70), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-12-24 04:46:34,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 126 transitions. [2023-12-24 04:46:34,795 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 126 transitions. Word has length 176 [2023-12-24 04:46:34,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-24 04:46:34,796 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 126 transitions. [2023-12-24 04:46:34,796 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-12-24 04:46:34,796 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 126 transitions. [2023-12-24 04:46:34,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-12-24 04:46:34,798 INFO L187 NwaCegarLoop]: Found error trace [2023-12-24 04:46:34,799 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-24 04:46:34,818 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 [2023-12-24 04:46:34,999 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 [2023-12-24 04:46:35,000 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-24 04:46:35,001 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-24 04:46:35,001 INFO L85 PathProgramCache]: Analyzing trace with hash 2118418020, now seen corresponding path program 1 times [2023-12-24 04:46:35,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-24 04:46:35,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [193416249] [2023-12-24 04:46:35,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-24 04:46:35,002 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 [2023-12-24 04:46:35,002 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-24 04:46:35,003 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) [2023-12-24 04:46:35,004 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 [2023-12-24 04:46:35,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-24 04:46:35,595 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-24 04:46:35,600 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-24 04:46:35,688 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-12-24 04:46:35,688 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-24 04:46:35,688 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-24 04:46:35,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [193416249] [2023-12-24 04:46:35,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [193416249] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-24 04:46:35,689 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-24 04:46:35,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-24 04:46:35,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576465972] [2023-12-24 04:46:35,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-24 04:46:35,690 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-24 04:46:35,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-24 04:46:35,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-24 04:46:35,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-24 04:46:35,692 INFO L87 Difference]: Start difference. First operand 80 states and 126 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-12-24 04:46:40,040 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-24 04:46:40,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-24 04:46:40,169 INFO L93 Difference]: Finished difference Result 157 states and 247 transitions. [2023-12-24 04:46:40,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-24 04:46:40,170 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 176 [2023-12-24 04:46:40,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-24 04:46:40,171 INFO L225 Difference]: With dead ends: 157 [2023-12-24 04:46:40,171 INFO L226 Difference]: Without dead ends: 78 [2023-12-24 04:46:40,172 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-24 04:46:40,173 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 116 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2023-12-24 04:46:40,173 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 110 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 7 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2023-12-24 04:46:40,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2023-12-24 04:46:40,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2023-12-24 04:46:40,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 48 states have (on average 1.2916666666666667) internal successors, (62), 48 states have internal predecessors, (62), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-12-24 04:46:40,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 118 transitions. [2023-12-24 04:46:40,189 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 118 transitions. Word has length 176 [2023-12-24 04:46:40,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-24 04:46:40,191 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 118 transitions. [2023-12-24 04:46:40,191 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-12-24 04:46:40,192 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 118 transitions. [2023-12-24 04:46:40,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-12-24 04:46:40,213 INFO L187 NwaCegarLoop]: Found error trace [2023-12-24 04:46:40,213 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-24 04:46:40,241 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-12-24 04:46:40,439 WARN L477 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 [2023-12-24 04:46:40,439 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-24 04:46:40,440 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-24 04:46:40,440 INFO L85 PathProgramCache]: Analyzing trace with hash 1097349666, now seen corresponding path program 1 times [2023-12-24 04:46:40,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-24 04:46:40,441 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1709712586] [2023-12-24 04:46:40,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-24 04:46:40,441 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 [2023-12-24 04:46:40,441 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-24 04:46:40,444 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) [2023-12-24 04:46:40,454 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 [2023-12-24 04:46:41,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-24 04:46:41,280 INFO L262 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 42 conjunts are in the unsatisfiable core [2023-12-24 04:46:41,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-24 04:48:21,860 WARN L293 SmtUtils]: Spent 8.23s 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) [2023-12-24 04:48:31,906 WARN L293 SmtUtils]: Spent 7.51s 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) [2023-12-24 04:48:40,138 WARN L293 SmtUtils]: Spent 8.23s 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) [2023-12-24 04:48:48,533 WARN L293 SmtUtils]: Spent 8.39s 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) [2023-12-24 04:48:59,907 WARN L293 SmtUtils]: Spent 7.76s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 04:49:08,486 WARN L293 SmtUtils]: Spent 5.33s 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) [2023-12-24 04:49:14,157 WARN L293 SmtUtils]: Spent 5.67s 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) [2023-12-24 04:49:19,371 WARN L293 SmtUtils]: Spent 5.21s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 04:49:27,597 WARN L293 SmtUtils]: Spent 8.22s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 04:49:35,852 WARN L293 SmtUtils]: Spent 8.25s 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) [2023-12-24 04:49:44,108 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) [2023-12-24 04:49:49,453 WARN L293 SmtUtils]: Spent 5.34s 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) [2023-12-24 04:50:07,396 WARN L293 SmtUtils]: Spent 7.80s 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) [2023-12-24 04:50:15,661 WARN L293 SmtUtils]: Spent 8.26s 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) [2023-12-24 04:50:22,992 WARN L293 SmtUtils]: Spent 7.33s 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) [2023-12-24 04:50:31,177 WARN L293 SmtUtils]: Spent 8.18s 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) [2023-12-24 04:50:39,358 WARN L293 SmtUtils]: Spent 8.18s 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) [2023-12-24 04:50:48,807 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) [2023-12-24 04:51:02,305 WARN L293 SmtUtils]: Spent 6.06s on a formula simplification that was a NOOP. DAG size: 14 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 04:51:11,802 WARN L293 SmtUtils]: Spent 7.44s on a formula simplification that was a NOOP. DAG size: 13 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 04:51:20,661 WARN L293 SmtUtils]: Spent 7.01s 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) [2023-12-24 04:51:41,354 WARN L293 SmtUtils]: Spent 7.61s 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) [2023-12-24 04:51:45,430 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse4 ((_ zero_extend 16) c_~var_1_25~0)) (.cse2 ((_ sign_extend 16) (_ bv2 16))) (.cse3 ((_ zero_extend 24) c_~var_1_3~0)) (.cse6 ((_ zero_extend 24) c_~var_1_4~0))) (and (= c_~last_1_var_1_22~0 (_ bv0 8)) (let ((.cse1 (bvadd ((_ zero_extend 16) c_~var_1_24~0) (bvneg (bvadd (bvneg .cse3) .cse4)))) (.cse0 (bvsgt .cse2 c_~var_1_7~0))) (or (and (not .cse0) (not (bvsle .cse1 c_~var_1_7~0))) (and (not (bvsle .cse1 .cse2)) .cse0))) (= c_~var_1_23~0 (_ bv32 32)) (bvsle .cse4 (_ bv32767 32)) (bvsle .cse3 (_ bv64 32)) (let ((.cse5 (bvslt (_ bv32 32) .cse3))) (or (and (not .cse5) (= (bvadd .cse6 .cse3 (_ bv32 32)) c_~var_1_12~0)) (and .cse5 (= c_~var_1_12~0 (bvadd .cse6 (_ bv64 32)))))) (fp.gt c_~var_1_9~0 (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_26~0) c_~var_1_8~0)) (let ((.cse8 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse7 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_10~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse7))) (fp.leq c_~var_1_10~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse8)))) (and (fp.geq c_~var_1_10~0 ((_ to_fp 11 53) c_currentRoundingMode .cse8)) (fp.leq c_~var_1_10~0 ((_ to_fp 11 53) c_currentRoundingMode .cse7))))) (= c_~var_1_4~0 c_~var_1_19~0) (= c_~var_1_22~0 (_ bv0 8)) (bvsle .cse6 (_ bv63 32)) (= c_~var_1_5~0 c_~var_1_10~0) (bvsle .cse6 (bvneg c_~var_1_6~0)) (= c_~var_1_1~0 (_ bv32 8)) (= c_~var_1_33~0 ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_10~0)) (= c_~var_1_15~0 (_ bv2 16)) (bvsge .cse4 (_ bv16383 32)) (= c_currentRoundingMode roundNearestTiesToEven) (let ((.cse9 (bvsgt .cse3 .cse6)) (.cse11 (= .cse2 c_~var_1_14~0))) (or (and .cse9 (let ((.cse10 (bvsgt .cse3 .cse2))) (or (and .cse10 (= .cse3 c_~var_1_14~0)) (and .cse11 (not .cse10))))) (and (not .cse9) (let ((.cse12 (bvsgt .cse6 .cse2))) (or (and (not .cse12) .cse11) (and .cse12 (= .cse6 c_~var_1_14~0))))))))) is different from false [2023-12-24 04:51:49,503 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse4 ((_ zero_extend 16) c_~var_1_25~0)) (.cse2 ((_ sign_extend 16) (_ bv2 16))) (.cse3 ((_ zero_extend 24) c_~var_1_3~0)) (.cse6 ((_ zero_extend 24) c_~var_1_4~0))) (and (= c_~last_1_var_1_22~0 (_ bv0 8)) (let ((.cse1 (bvadd ((_ zero_extend 16) c_~var_1_24~0) (bvneg (bvadd (bvneg .cse3) .cse4)))) (.cse0 (bvsgt .cse2 c_~var_1_7~0))) (or (and (not .cse0) (not (bvsle .cse1 c_~var_1_7~0))) (and (not (bvsle .cse1 .cse2)) .cse0))) (= c_~var_1_23~0 (_ bv32 32)) (bvsle .cse4 (_ bv32767 32)) (bvsle .cse3 (_ bv64 32)) (let ((.cse5 (bvslt (_ bv32 32) .cse3))) (or (and (not .cse5) (= (bvadd .cse6 .cse3 (_ bv32 32)) c_~var_1_12~0)) (and .cse5 (= c_~var_1_12~0 (bvadd .cse6 (_ bv64 32)))))) (fp.gt c_~var_1_9~0 (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_26~0) c_~var_1_8~0)) (let ((.cse8 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse7 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_10~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse7))) (fp.leq c_~var_1_10~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse8)))) (and (fp.geq c_~var_1_10~0 ((_ to_fp 11 53) c_currentRoundingMode .cse8)) (fp.leq c_~var_1_10~0 ((_ to_fp 11 53) c_currentRoundingMode .cse7))))) (= c_~var_1_4~0 c_~var_1_19~0) (= c_~var_1_22~0 (_ bv0 8)) (bvsle .cse6 (_ bv63 32)) (= c_~var_1_5~0 c_~var_1_10~0) (bvsle .cse6 (bvneg c_~var_1_6~0)) (= c_~var_1_1~0 (_ bv32 8)) (= c_~var_1_33~0 ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_10~0)) (= c_~var_1_15~0 (_ bv2 16)) (bvsge .cse4 (_ bv16383 32)) (= c_currentRoundingMode roundNearestTiesToEven) (let ((.cse9 (bvsgt .cse3 .cse6)) (.cse11 (= .cse2 c_~var_1_14~0))) (or (and .cse9 (let ((.cse10 (bvsgt .cse3 .cse2))) (or (and .cse10 (= .cse3 c_~var_1_14~0)) (and .cse11 (not .cse10))))) (and (not .cse9) (let ((.cse12 (bvsgt .cse6 .cse2))) (or (and (not .cse12) .cse11) (and .cse12 (= .cse6 c_~var_1_14~0))))))))) is different from true [2023-12-24 04:52:01,717 WARN L293 SmtUtils]: Spent 8.24s 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) [2023-12-24 04:52:09,048 WARN L293 SmtUtils]: Spent 7.33s 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) [2023-12-24 04:52:21,774 WARN L293 SmtUtils]: Spent 6.36s 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) [2023-12-24 04:52:27,645 WARN L293 SmtUtils]: Spent 5.87s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 04:52:44,033 WARN L293 SmtUtils]: Spent 8.00s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 04:52:49,227 WARN L293 SmtUtils]: Spent 5.19s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 04:52:57,458 WARN L293 SmtUtils]: Spent 8.23s 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) [2023-12-24 04:53:03,717 WARN L293 SmtUtils]: Spent 6.26s 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) [2023-12-24 04:53:16,826 WARN L293 SmtUtils]: Spent 5.93s 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) [2023-12-24 04:53:22,612 WARN L293 SmtUtils]: Spent 5.78s 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) [2023-12-24 04:53:29,165 WARN L293 SmtUtils]: Spent 6.55s 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) [2023-12-24 04:53:39,916 WARN L293 SmtUtils]: Spent 7.79s 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) [2023-12-24 04:53:46,283 WARN L293 SmtUtils]: Spent 6.37s 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) [2023-12-24 04:53:54,527 WARN L293 SmtUtils]: Spent 8.24s 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) [2023-12-24 04:54:16,299 WARN L293 SmtUtils]: Spent 6.36s 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) [2023-12-24 04:54:22,912 WARN L293 SmtUtils]: Spent 6.61s 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) [2023-12-24 04:54:39,266 WARN L293 SmtUtils]: Spent 8.19s on a formula simplification that was a NOOP. DAG size: 14 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 04:54:47,520 WARN L293 SmtUtils]: Spent 8.25s 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) [2023-12-24 04:54:55,781 WARN L293 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 13 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 04:55:02,825 WARN L293 SmtUtils]: Spent 7.04s 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) [2023-12-24 04:55:11,091 WARN L293 SmtUtils]: Spent 8.27s 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) [2023-12-24 04:55:19,361 WARN L293 SmtUtils]: Spent 8.27s 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) [2023-12-24 04:55:26,179 WARN L293 SmtUtils]: Spent 6.82s 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) [2023-12-24 04:55:34,090 WARN L293 SmtUtils]: Spent 7.91s 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) [2023-12-24 04:55:39,672 WARN L293 SmtUtils]: Spent 5.58s 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) [2023-12-24 04:55:43,751 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse4 ((_ zero_extend 16) c_~var_1_25~0)) (.cse2 ((_ sign_extend 16) (_ bv2 16))) (.cse3 ((_ zero_extend 24) c_~var_1_3~0)) (.cse6 ((_ zero_extend 24) c_~var_1_4~0))) (and (= c_~last_1_var_1_22~0 (_ bv0 8)) (let ((.cse1 (bvadd ((_ zero_extend 16) c_~var_1_24~0) (bvneg (bvadd (bvneg .cse3) .cse4)))) (.cse0 (bvsgt .cse2 c_~var_1_7~0))) (or (and (not .cse0) (not (bvsle .cse1 c_~var_1_7~0))) (and (not (bvsle .cse1 .cse2)) .cse0))) (= c_~var_1_23~0 (_ bv32 32)) (bvsle .cse4 (_ bv32767 32)) (bvsle .cse3 (_ bv64 32)) (let ((.cse5 (bvslt (_ bv32 32) .cse3))) (or (and (not .cse5) (= (bvadd .cse6 .cse3 (_ bv32 32)) c_~var_1_12~0)) (and .cse5 (= c_~var_1_12~0 (bvadd .cse6 (_ bv64 32)))))) (fp.gt c_~var_1_9~0 (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_26~0) c_~var_1_8~0)) (let ((.cse8 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse7 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_10~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse7))) (fp.leq c_~var_1_10~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse8)))) (and (fp.geq c_~var_1_10~0 ((_ to_fp 11 53) c_currentRoundingMode .cse8)) (fp.leq c_~var_1_10~0 ((_ to_fp 11 53) c_currentRoundingMode .cse7))))) (= c_~var_1_4~0 c_~var_1_19~0) (= c_~var_1_22~0 (_ bv0 8)) (bvsle .cse6 (_ bv63 32)) (= c_~var_1_5~0 c_~var_1_10~0) (bvsle .cse6 (bvneg c_~var_1_6~0)) (let ((.cse9 (bvslt (bvor .cse3 (_ bv5 32)) (bvshl .cse6 c_~var_1_18~0)))) (or (and .cse9 (= (_ bv1 8) |c_ULTIMATE.start_step_~stepLocal_2~0#1|)) (and (not .cse9) (= |c_ULTIMATE.start_step_~stepLocal_2~0#1| (_ bv0 8))))) (= c_~var_1_1~0 (_ bv32 8)) (= c_~var_1_33~0 ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_10~0)) (= c_~var_1_15~0 (_ bv2 16)) (bvsge .cse4 (_ bv16383 32)) (= c_currentRoundingMode roundNearestTiesToEven) (let ((.cse10 (bvsgt .cse3 .cse6)) (.cse12 (= .cse2 c_~var_1_14~0))) (or (and .cse10 (let ((.cse11 (bvsgt .cse3 .cse2))) (or (and .cse11 (= .cse3 c_~var_1_14~0)) (and .cse12 (not .cse11))))) (and (not .cse10) (let ((.cse13 (bvsgt .cse6 .cse2))) (or (and (not .cse13) .cse12) (and .cse13 (= .cse6 c_~var_1_14~0))))))))) is different from false [2023-12-24 04:55:47,828 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse4 ((_ zero_extend 16) c_~var_1_25~0)) (.cse2 ((_ sign_extend 16) (_ bv2 16))) (.cse3 ((_ zero_extend 24) c_~var_1_3~0)) (.cse6 ((_ zero_extend 24) c_~var_1_4~0))) (and (= c_~last_1_var_1_22~0 (_ bv0 8)) (let ((.cse1 (bvadd ((_ zero_extend 16) c_~var_1_24~0) (bvneg (bvadd (bvneg .cse3) .cse4)))) (.cse0 (bvsgt .cse2 c_~var_1_7~0))) (or (and (not .cse0) (not (bvsle .cse1 c_~var_1_7~0))) (and (not (bvsle .cse1 .cse2)) .cse0))) (= c_~var_1_23~0 (_ bv32 32)) (bvsle .cse4 (_ bv32767 32)) (bvsle .cse3 (_ bv64 32)) (let ((.cse5 (bvslt (_ bv32 32) .cse3))) (or (and (not .cse5) (= (bvadd .cse6 .cse3 (_ bv32 32)) c_~var_1_12~0)) (and .cse5 (= c_~var_1_12~0 (bvadd .cse6 (_ bv64 32)))))) (fp.gt c_~var_1_9~0 (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_26~0) c_~var_1_8~0)) (let ((.cse8 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse7 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_10~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse7))) (fp.leq c_~var_1_10~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse8)))) (and (fp.geq c_~var_1_10~0 ((_ to_fp 11 53) c_currentRoundingMode .cse8)) (fp.leq c_~var_1_10~0 ((_ to_fp 11 53) c_currentRoundingMode .cse7))))) (= c_~var_1_4~0 c_~var_1_19~0) (= c_~var_1_22~0 (_ bv0 8)) (bvsle .cse6 (_ bv63 32)) (= c_~var_1_5~0 c_~var_1_10~0) (bvsle .cse6 (bvneg c_~var_1_6~0)) (let ((.cse9 (bvslt (bvor .cse3 (_ bv5 32)) (bvshl .cse6 c_~var_1_18~0)))) (or (and .cse9 (= (_ bv1 8) |c_ULTIMATE.start_step_~stepLocal_2~0#1|)) (and (not .cse9) (= |c_ULTIMATE.start_step_~stepLocal_2~0#1| (_ bv0 8))))) (= c_~var_1_1~0 (_ bv32 8)) (= c_~var_1_33~0 ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_10~0)) (= c_~var_1_15~0 (_ bv2 16)) (bvsge .cse4 (_ bv16383 32)) (= c_currentRoundingMode roundNearestTiesToEven) (let ((.cse10 (bvsgt .cse3 .cse6)) (.cse12 (= .cse2 c_~var_1_14~0))) (or (and .cse10 (let ((.cse11 (bvsgt .cse3 .cse2))) (or (and .cse11 (= .cse3 c_~var_1_14~0)) (and .cse12 (not .cse11))))) (and (not .cse10) (let ((.cse13 (bvsgt .cse6 .cse2))) (or (and (not .cse13) .cse12) (and .cse13 (= .cse6 c_~var_1_14~0))))))))) is different from true [2023-12-24 04:55:54,118 WARN L293 SmtUtils]: Spent 6.23s 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) [2023-12-24 04:56:02,392 WARN L293 SmtUtils]: Spent 8.27s 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) [2023-12-24 04:56:10,670 WARN L293 SmtUtils]: Spent 8.28s 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) [2023-12-24 04:56:18,939 WARN L293 SmtUtils]: Spent 8.27s 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) [2023-12-24 04:56:27,210 WARN L293 SmtUtils]: Spent 8.27s 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) [2023-12-24 04:56:32,825 WARN L293 SmtUtils]: Spent 5.61s 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) [2023-12-24 04:56:40,992 WARN L293 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 04:56:49,215 WARN L293 SmtUtils]: Spent 8.22s 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) [2023-12-24 04:56:55,155 WARN L293 SmtUtils]: Spent 5.94s 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) [2023-12-24 04:57:05,450 WARN L293 SmtUtils]: Spent 6.73s 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) [2023-12-24 04:57:11,972 WARN L293 SmtUtils]: Spent 6.52s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 04:57:17,671 WARN L293 SmtUtils]: Spent 5.70s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 04:57:25,949 WARN L293 SmtUtils]: Spent 8.28s 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) [2023-12-24 04:57:42,090 WARN L293 SmtUtils]: Spent 8.27s 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) [2023-12-24 04:57:50,300 WARN L293 SmtUtils]: Spent 8.21s 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) [2023-12-24 04:58:02,089 WARN L293 SmtUtils]: Spent 8.20s 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) [2023-12-24 04:58:09,864 WARN L293 SmtUtils]: Spent 6.42s 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) [2023-12-24 04:58:20,153 WARN L293 SmtUtils]: Spent 8.28s 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) [2023-12-24 04:58:31,747 WARN L293 SmtUtils]: Spent 8.21s 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) [2023-12-24 04:58:48,224 WARN L293 SmtUtils]: Spent 8.28s 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) [2023-12-24 04:58:56,426 WARN L293 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 14 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 04:59:04,635 WARN L293 SmtUtils]: Spent 8.21s 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) [2023-12-24 04:59:15,789 WARN L293 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 04:59:24,086 WARN L293 SmtUtils]: Spent 8.30s 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) [2023-12-24 04:59:34,603 WARN L293 SmtUtils]: Spent 8.06s 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) [2023-12-24 04:59:40,661 WARN L293 SmtUtils]: Spent 6.06s 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) [2023-12-24 04:59:48,865 WARN L293 SmtUtils]: Spent 8.20s 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) [2023-12-24 04:59:57,146 WARN L293 SmtUtils]: Spent 8.28s 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) [2023-12-24 05:00:01,222 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse4 ((_ sign_extend 16) (_ bv2 16))) (.cse0 ((_ zero_extend 24) c_~var_1_3~0)) (.cse1 ((_ zero_extend 24) c_~var_1_4~0)) (.cse5 ((_ zero_extend 16) c_~var_1_25~0))) (and (bvslt (bvor .cse0 (_ bv5 32)) (bvshl .cse1 c_~var_1_18~0)) (= c_~last_1_var_1_22~0 (_ bv0 8)) (let ((.cse3 (bvadd ((_ zero_extend 16) c_~var_1_24~0) (bvneg (bvadd (bvneg .cse0) .cse5)))) (.cse2 (bvsgt .cse4 c_~var_1_7~0))) (or (and (not .cse2) (not (bvsle .cse3 c_~var_1_7~0))) (and (not (bvsle .cse3 .cse4)) .cse2))) (= c_~var_1_23~0 (_ bv32 32)) (let ((.cse6 (bvsgt .cse0 .cse1))) (or (and (not .cse6) (let ((.cse7 (bvsgt .cse1 .cse4))) (or (and (not .cse7) (= .cse4 c_~var_1_14~0)) (and .cse7 (= .cse1 c_~var_1_14~0))))) (and .cse6 (= .cse0 c_~var_1_14~0)))) (bvsle .cse5 (_ bv32767 32)) (bvsle .cse0 (_ bv64 32)) (let ((.cse8 (bvslt (_ bv32 32) .cse0))) (or (and (not .cse8) (= (bvadd .cse1 .cse0 (_ bv32 32)) c_~var_1_12~0)) (and .cse8 (= c_~var_1_12~0 (bvadd .cse1 (_ bv64 32)))))) (fp.gt c_~var_1_9~0 (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_26~0) c_~var_1_8~0)) (let ((.cse10 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse9 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_10~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse9))) (fp.leq c_~var_1_10~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse10)))) (and (fp.geq c_~var_1_10~0 ((_ to_fp 11 53) c_currentRoundingMode .cse10)) (fp.leq c_~var_1_10~0 ((_ to_fp 11 53) c_currentRoundingMode .cse9))))) (= c_~var_1_4~0 c_~var_1_19~0) (= c_~var_1_22~0 (_ bv0 8)) (bvsle .cse1 (_ bv63 32)) (= c_~var_1_5~0 c_~var_1_10~0) (= ((_ zero_extend 8) c_~var_1_3~0) c_~var_1_21~0) (bvsle .cse1 (bvneg c_~var_1_6~0)) (bvslt ((_ sign_extend 24) c_~var_1_19~0) (_ bv32 32)) (= c_~var_1_1~0 (_ bv32 8)) (= c_~var_1_33~0 ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_10~0)) (= c_~var_1_15~0 (_ bv2 16)) (bvsge .cse5 (_ bv16383 32)) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2023-12-24 05:00:05,304 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse4 ((_ sign_extend 16) (_ bv2 16))) (.cse0 ((_ zero_extend 24) c_~var_1_3~0)) (.cse1 ((_ zero_extend 24) c_~var_1_4~0)) (.cse5 ((_ zero_extend 16) c_~var_1_25~0))) (and (bvslt (bvor .cse0 (_ bv5 32)) (bvshl .cse1 c_~var_1_18~0)) (= c_~last_1_var_1_22~0 (_ bv0 8)) (let ((.cse3 (bvadd ((_ zero_extend 16) c_~var_1_24~0) (bvneg (bvadd (bvneg .cse0) .cse5)))) (.cse2 (bvsgt .cse4 c_~var_1_7~0))) (or (and (not .cse2) (not (bvsle .cse3 c_~var_1_7~0))) (and (not (bvsle .cse3 .cse4)) .cse2))) (= c_~var_1_23~0 (_ bv32 32)) (let ((.cse6 (bvsgt .cse0 .cse1))) (or (and (not .cse6) (let ((.cse7 (bvsgt .cse1 .cse4))) (or (and (not .cse7) (= .cse4 c_~var_1_14~0)) (and .cse7 (= .cse1 c_~var_1_14~0))))) (and .cse6 (= .cse0 c_~var_1_14~0)))) (bvsle .cse5 (_ bv32767 32)) (bvsle .cse0 (_ bv64 32)) (let ((.cse8 (bvslt (_ bv32 32) .cse0))) (or (and (not .cse8) (= (bvadd .cse1 .cse0 (_ bv32 32)) c_~var_1_12~0)) (and .cse8 (= c_~var_1_12~0 (bvadd .cse1 (_ bv64 32)))))) (fp.gt c_~var_1_9~0 (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_26~0) c_~var_1_8~0)) (let ((.cse10 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse9 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_10~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse9))) (fp.leq c_~var_1_10~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse10)))) (and (fp.geq c_~var_1_10~0 ((_ to_fp 11 53) c_currentRoundingMode .cse10)) (fp.leq c_~var_1_10~0 ((_ to_fp 11 53) c_currentRoundingMode .cse9))))) (= c_~var_1_4~0 c_~var_1_19~0) (= c_~var_1_22~0 (_ bv0 8)) (bvsle .cse1 (_ bv63 32)) (= c_~var_1_5~0 c_~var_1_10~0) (= ((_ zero_extend 8) c_~var_1_3~0) c_~var_1_21~0) (bvsle .cse1 (bvneg c_~var_1_6~0)) (bvslt ((_ sign_extend 24) c_~var_1_19~0) (_ bv32 32)) (= c_~var_1_1~0 (_ bv32 8)) (= c_~var_1_33~0 ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_10~0)) (= c_~var_1_15~0 (_ bv2 16)) (bvsge .cse5 (_ bv16383 32)) (= c_currentRoundingMode roundNearestTiesToEven))) is different from true [2023-12-24 05:00:18,633 WARN L293 SmtUtils]: Spent 6.23s 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) [2023-12-24 05:00:29,455 WARN L293 SmtUtils]: Spent 7.36s 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) [2023-12-24 05:00:43,066 WARN L293 SmtUtils]: Spent 8.34s 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) [2023-12-24 05:00:54,768 WARN L293 SmtUtils]: Spent 7.57s 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) Received shutdown request... [2023-12-24 05:00:58,166 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-12-24 05:00:58,180 WARN L340 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)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-12-24 05:00:59,201 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-12-24 05:00:59,261 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-24 05:00:59,261 WARN L619 AbstractCegarLoop]: Verification canceled: while NwaCegarLoop was analyzing trace of length 177 with TraceHistMax 28,while TraceCheckSpWp was constructing forward predicates,while executing Executor. [2023-12-24 05:00:59,281 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-12-24 05:00:59,283 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-24 05:00:59,288 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.12 05:00:59 BoogieIcfgContainer [2023-12-24 05:00:59,288 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-24 05:00:59,289 INFO L158 Benchmark]: Toolchain (without parser) took 885956.49ms. Allocated memory was 212.9MB in the beginning and 302.0MB in the end (delta: 89.1MB). Free memory was 176.1MB in the beginning and 110.9MB in the end (delta: 65.2MB). Peak memory consumption was 154.7MB. Max. memory is 8.0GB. [2023-12-24 05:00:59,289 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 212.9MB. Free memory is still 160.3MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-24 05:00:59,290 INFO L158 Benchmark]: CACSL2BoogieTranslator took 299.51ms. Allocated memory is still 212.9MB. Free memory was 175.7MB in the beginning and 158.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2023-12-24 05:00:59,290 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.70ms. Allocated memory is still 212.9MB. Free memory was 158.9MB in the beginning and 156.2MB in the end (delta: 2.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-12-24 05:00:59,291 INFO L158 Benchmark]: Boogie Preprocessor took 53.72ms. Allocated memory is still 212.9MB. Free memory was 156.2MB in the beginning and 151.6MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-12-24 05:00:59,291 INFO L158 Benchmark]: RCFGBuilder took 15639.59ms. Allocated memory is still 212.9MB. Free memory was 151.6MB in the beginning and 124.0MB in the end (delta: 27.6MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. [2023-12-24 05:00:59,291 INFO L158 Benchmark]: TraceAbstraction took 869919.54ms. Allocated memory was 212.9MB in the beginning and 302.0MB in the end (delta: 89.1MB). Free memory was 123.3MB in the beginning and 110.9MB in the end (delta: 12.4MB). Peak memory consumption was 102.2MB. Max. memory is 8.0GB. [2023-12-24 05:00:59,305 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 212.9MB. Free memory is still 160.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 299.51ms. Allocated memory is still 212.9MB. Free memory was 175.7MB in the beginning and 158.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 39.70ms. Allocated memory is still 212.9MB. Free memory was 158.9MB in the beginning and 156.2MB in the end (delta: 2.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 53.72ms. Allocated memory is still 212.9MB. Free memory was 156.2MB in the beginning and 151.6MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 15639.59ms. Allocated memory is still 212.9MB. Free memory was 151.6MB in the beginning and 124.0MB in the end (delta: 27.6MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. * TraceAbstraction took 869919.54ms. Allocated memory was 212.9MB in the beginning and 302.0MB in the end (delta: 89.1MB). Free memory was 123.3MB in the beginning and 110.9MB in the end (delta: 12.4MB). Peak memory consumption was 102.2MB. Max. memory is 8.0GB. * 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 - TimeoutResultAtElement [Line: 19]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable (line 19). Cancelled while NwaCegarLoop was analyzing trace of length 177 with TraceHistMax 28,while TraceCheckSpWp was constructing forward predicates,while executing Executor. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 82 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 869.8s, OverallIterations: 3, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 9.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 116 SdHoareTripleChecker+Valid, 8.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 116 mSDsluCounter, 233 SdHoareTripleChecker+Invalid, 8.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9 IncrementalHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 233 mSDtfsCounter, 9 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 350 GetRequests, 349 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=82occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 352 NumberOfCodeBlocks, 352 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 350 ConstructedInterpolants, 0 QuantifiedInterpolants, 352 SizeOfPredicates, 0 NumberOfNonLiveVariables, 588 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 3024/3024 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown