/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver bitwuzla -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/float-newlib/float_req_bl_1230.c -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-03 11:19:39,976 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-03 11:19:40,046 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-03 11:19:40,053 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-03 11:19:40,053 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-03 11:19:40,078 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-03 11:19:40,078 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-03 11:19:40,079 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-03 11:19:40,079 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-03 11:19:40,080 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-03 11:19:40,080 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-03 11:19:40,080 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-03 11:19:40,081 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-03 11:19:40,081 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-03 11:19:40,081 INFO L153 SettingsManager]: * Use SBE=true [2024-11-03 11:19:40,082 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-03 11:19:40,082 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-03 11:19:40,082 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-03 11:19:40,083 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-03 11:19:40,083 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-03 11:19:40,083 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-03 11:19:40,085 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-03 11:19:40,085 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-03 11:19:40,085 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-03 11:19:40,088 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-03 11:19:40,088 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-03 11:19:40,089 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-03 11:19:40,089 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-03 11:19:40,089 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-03 11:19:40,089 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-03 11:19:40,089 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-03 11:19:40,090 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-03 11:19:40,090 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-03 11:19:40,090 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-03 11:19:40,090 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-03 11:19:40,091 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-03 11:19:40,091 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-03 11:19:40,091 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-03 11:19:40,091 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-03 11:19:40,092 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-03 11:19:40,092 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-03 11:19:40,094 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-03 11:19:40,095 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-03 11:19:40,095 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-03 11:19:40,095 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> bitwuzla [2024-11-03 11:19:40,302 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-03 11:19:40,322 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-03 11:19:40,326 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-03 11:19:40,327 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-03 11:19:40,328 INFO L274 PluginConnector]: CDTParser initialized [2024-11-03 11:19:40,329 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1230.c [2024-11-03 11:19:41,728 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-03 11:19:41,935 INFO L384 CDTParser]: Found 1 translation units. [2024-11-03 11:19:41,936 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1230.c [2024-11-03 11:19:41,944 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22f9e1ee7/88558a49c8854fbe8e124b308a3db5e6/FLAGe64f1ef29 [2024-11-03 11:19:41,961 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22f9e1ee7/88558a49c8854fbe8e124b308a3db5e6 [2024-11-03 11:19:41,965 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-03 11:19:41,967 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-03 11:19:41,968 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-03 11:19:41,969 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-03 11:19:41,973 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-03 11:19:41,974 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 11:19:41" (1/1) ... [2024-11-03 11:19:41,975 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ca8514a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 11:19:41, skipping insertion in model container [2024-11-03 11:19:41,975 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 11:19:41" (1/1) ... [2024-11-03 11:19:41,998 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-03 11:19:42,173 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1230.c[1411,1424] [2024-11-03 11:19:42,177 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-03 11:19:42,188 INFO L200 MainTranslator]: Completed pre-run [2024-11-03 11:19:42,205 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1230.c[1411,1424] [2024-11-03 11:19:42,206 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-03 11:19:42,224 INFO L204 MainTranslator]: Completed translation [2024-11-03 11:19:42,224 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 11:19:42 WrapperNode [2024-11-03 11:19:42,225 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-03 11:19:42,226 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-03 11:19:42,226 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-03 11:19:42,226 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-03 11:19:42,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 11:19:42" (1/1) ... [2024-11-03 11:19:42,244 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 11:19:42" (1/1) ... [2024-11-03 11:19:42,262 INFO L138 Inliner]: procedures = 20, calls = 15, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43 [2024-11-03 11:19:42,263 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-03 11:19:42,263 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-03 11:19:42,263 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-03 11:19:42,264 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-03 11:19:42,274 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 11:19:42" (1/1) ... [2024-11-03 11:19:42,274 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 11:19:42" (1/1) ... [2024-11-03 11:19:42,280 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 11:19:42" (1/1) ... [2024-11-03 11:19:42,304 INFO L175 MemorySlicer]: Split 4 memory accesses to 2 slices as follows [2, 2]. 50 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 1 writes are split as follows [0, 1]. [2024-11-03 11:19:42,305 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 11:19:42" (1/1) ... [2024-11-03 11:19:42,305 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 11:19:42" (1/1) ... [2024-11-03 11:19:42,316 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 11:19:42" (1/1) ... [2024-11-03 11:19:42,324 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 11:19:42" (1/1) ... [2024-11-03 11:19:42,326 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 11:19:42" (1/1) ... [2024-11-03 11:19:42,328 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 11:19:42" (1/1) ... [2024-11-03 11:19:42,330 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-03 11:19:42,331 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-03 11:19:42,331 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-03 11:19:42,332 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-03 11:19:42,332 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 11:19:42" (1/1) ... [2024-11-03 11:19:42,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-03 11:19:42,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-03 11:19:42,363 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-03 11:19:42,365 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-03 11:19:42,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-03 11:19:42,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-03 11:19:42,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-03 11:19:42,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-03 11:19:42,387 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_float [2024-11-03 11:19:42,387 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_float [2024-11-03 11:19:42,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-03 11:19:42,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-03 11:19:42,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-03 11:19:42,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-03 11:19:42,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-11-03 11:19:42,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-11-03 11:19:42,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-03 11:19:42,477 INFO L238 CfgBuilder]: Building ICFG [2024-11-03 11:19:42,479 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-03 11:19:42,672 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-03 11:19:42,672 INFO L287 CfgBuilder]: Performing block encoding [2024-11-03 11:19:42,685 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-03 11:19:42,685 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-03 11:19:42,685 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 11:19:42 BoogieIcfgContainer [2024-11-03 11:19:42,685 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-03 11:19:42,687 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-03 11:19:42,687 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-03 11:19:42,690 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-03 11:19:42,706 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 11:19:41" (1/3) ... [2024-11-03 11:19:42,714 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@183124e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 11:19:42, skipping insertion in model container [2024-11-03 11:19:42,715 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 11:19:42" (2/3) ... [2024-11-03 11:19:42,715 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@183124e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 11:19:42, skipping insertion in model container [2024-11-03 11:19:42,715 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 11:19:42" (3/3) ... [2024-11-03 11:19:42,717 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1230.c [2024-11-03 11:19:42,735 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-03 11:19:42,735 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-03 11:19:42,785 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-03 11:19:42,791 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3711e0c9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-03 11:19:42,791 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-03 11:19:42,795 INFO L276 IsEmpty]: Start isEmpty. Operand has 23 states, 18 states have (on average 1.5555555555555556) internal successors, (28), 19 states have internal predecessors, (28), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-03 11:19:42,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-03 11:19:42,802 INFO L207 NwaCegarLoop]: Found error trace [2024-11-03 11:19:42,803 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-03 11:19:42,803 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-03 11:19:42,807 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-03 11:19:42,807 INFO L85 PathProgramCache]: Analyzing trace with hash 1452634366, now seen corresponding path program 1 times [2024-11-03 11:19:42,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-03 11:19:42,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1333054132] [2024-11-03 11:19:42,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-03 11:19:42,815 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-03 11:19:42,815 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-03 11:19:42,817 FATAL L202 SolverBuilder]: Unable to construct solver: Cannot run program "/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla": error=13, Permission denied [2024-11-03 11:19:42,817 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.RuntimeException: java.io.IOException: Cannot run program "/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla": error=13, Permission denied at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.solverbuilder.SolverBuilder.createExternalSolver(SolverBuilder.java:203) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.solverbuilder.SolverBuilder.buildScript(SolverBuilder.java:125) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.solverbuilder.SolverBuilder.buildAndInitializeSolver(SolverBuilder.java:216) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:104) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:89) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModulePreferences.constructManagedScript(IpTcStrategyModulePreferences.java:152) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModulePreferences.construct(IpTcStrategyModulePreferences.java:97) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:210) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:121) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:407) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:426) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:273) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: java.io.IOException: Cannot run program "/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla": error=13, Permission denied at java.base/java.lang.ProcessBuilder.start(ProcessBuilder.java:1128) at java.base/java.lang.ProcessBuilder.start(ProcessBuilder.java:1071) at java.base/java.lang.Runtime.exec(Runtime.java:592) at de.uni_freiburg.informatik.ultimate.core.lib.util.MonitoredProcess.exec(MonitoredProcess.java:164) at de.uni_freiburg.informatik.ultimate.core.lib.util.MonitoredProcess.exec(MonitoredProcess.java:215) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.createProcess(Executor.java:127) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.(Executor.java:123) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.(Executor.java:106) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.(Scriptor.java:74) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.solverbuilder.SolverBuilder.createExternalSolver(SolverBuilder.java:191) ... 32 more Caused by: java.io.IOException: error=13, Permission denied at java.base/java.lang.ProcessImpl.forkAndExec(Native Method) at java.base/java.lang.ProcessImpl.(ProcessImpl.java:340) at java.base/java.lang.ProcessImpl.start(ProcessImpl.java:271) at java.base/java.lang.ProcessBuilder.start(ProcessBuilder.java:1107) ... 41 more [2024-11-03 11:19:42,821 INFO L158 Benchmark]: Toolchain (without parser) took 854.22ms. Allocated memory was 190.8MB in the beginning and 317.7MB in the end (delta: 126.9MB). Free memory was 136.1MB in the beginning and 278.2MB in the end (delta: -142.1MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-03 11:19:42,822 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 190.8MB. Free memory was 137.5MB in the beginning and 137.4MB in the end (delta: 161.2kB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-03 11:19:42,822 INFO L158 Benchmark]: CACSL2BoogieTranslator took 256.52ms. Allocated memory is still 190.8MB. Free memory was 135.8MB in the beginning and 122.5MB in the end (delta: 13.3MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2024-11-03 11:19:42,823 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.10ms. Allocated memory is still 190.8MB. Free memory was 122.5MB in the beginning and 120.9MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-11-03 11:19:42,823 INFO L158 Benchmark]: Boogie Preprocessor took 67.25ms. Allocated memory is still 190.8MB. Free memory was 120.9MB in the beginning and 118.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-11-03 11:19:42,824 INFO L158 Benchmark]: RCFGBuilder took 354.22ms. Allocated memory is still 190.8MB. Free memory was 118.6MB in the beginning and 105.7MB in the end (delta: 12.9MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2024-11-03 11:19:42,824 INFO L158 Benchmark]: TraceAbstraction took 132.97ms. Allocated memory was 190.8MB in the beginning and 317.7MB in the end (delta: 126.9MB). Free memory was 105.1MB in the beginning and 278.2MB in the end (delta: -173.0MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-03 11:19:42,827 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 190.8MB. Free memory was 137.5MB in the beginning and 137.4MB in the end (delta: 161.2kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 256.52ms. Allocated memory is still 190.8MB. Free memory was 135.8MB in the beginning and 122.5MB in the end (delta: 13.3MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 37.10ms. Allocated memory is still 190.8MB. Free memory was 122.5MB in the beginning and 120.9MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 67.25ms. Allocated memory is still 190.8MB. Free memory was 120.9MB in the beginning and 118.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 354.22ms. Allocated memory is still 190.8MB. Free memory was 118.6MB in the beginning and 105.7MB in the end (delta: 12.9MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 132.97ms. Allocated memory was 190.8MB in the beginning and 317.7MB in the end (delta: 126.9MB). Free memory was 105.1MB in the beginning and 278.2MB in the end (delta: -173.0MB). There was no memory consumed. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: RuntimeException: java.io.IOException: Cannot run program "/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla": error=13, Permission denied de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: RuntimeException: java.io.IOException: Cannot run program "/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla": error=13, Permission denied: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.solverbuilder.SolverBuilder.createExternalSolver(SolverBuilder.java:203) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-03 11:19:42,858 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request...