./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-nonlinear/coral-benchmark06.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-nonlinear/coral-benchmark06.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ea59b90fa52051393d4aed9cf2948befe2a212f0c55958726915f86b8eab3f63 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 14:30:40,369 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 14:30:40,512 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-13 14:30:40,530 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 14:30:40,534 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 14:30:40,557 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 14:30:40,557 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 14:30:40,558 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 14:30:40,558 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 14:30:40,558 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 14:30:40,559 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 14:30:40,559 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 14:30:40,559 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 14:30:40,559 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 14:30:40,559 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 14:30:40,560 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 14:30:40,560 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 14:30:40,560 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 14:30:40,560 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 14:30:40,560 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 14:30:40,560 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 14:30:40,561 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 14:30:40,561 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 14:30:40,561 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 14:30:40,561 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 14:30:40,561 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 14:30:40,561 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 14:30:40,561 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 14:30:40,562 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 14:30:40,562 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 14:30:40,562 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 14:30:40,562 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 14:30:40,562 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:30:40,562 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 14:30:40,563 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 14:30:40,563 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 14:30:40,563 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 14:30:40,563 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 14:30:40,563 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 14:30:40,563 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 14:30:40,563 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 14:30:40,563 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 14:30:40,564 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea59b90fa52051393d4aed9cf2948befe2a212f0c55958726915f86b8eab3f63 [2024-11-13 14:30:40,925 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 14:30:40,937 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 14:30:40,941 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 14:30:40,942 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 14:30:40,943 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 14:30:40,947 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/floats-nonlinear/coral-benchmark06.c Unable to find full path for "g++" [2024-11-13 14:30:42,962 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 14:30:43,257 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 14:30:43,257 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/sv-benchmarks/c/floats-nonlinear/coral-benchmark06.c [2024-11-13 14:30:43,267 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd/data/492de313f/9409f31f4a13411b96333d23fb2cd61a/FLAGa2c675e3f [2024-11-13 14:30:43,285 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd/data/492de313f/9409f31f4a13411b96333d23fb2cd61a [2024-11-13 14:30:43,288 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 14:30:43,289 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 14:30:43,291 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 14:30:43,291 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 14:30:43,296 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 14:30:43,297 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:30:43" (1/1) ... [2024-11-13 14:30:43,298 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@370ddf17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:43, skipping insertion in model container [2024-11-13 14:30:43,298 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:30:43" (1/1) ... [2024-11-13 14:30:43,317 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 14:30:43,492 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/sv-benchmarks/c/floats-nonlinear/coral-benchmark06.c[758,771] [2024-11-13 14:30:43,509 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:30:43,523 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 14:30:43,535 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/sv-benchmarks/c/floats-nonlinear/coral-benchmark06.c[758,771] [2024-11-13 14:30:43,541 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:30:43,559 INFO L204 MainTranslator]: Completed translation [2024-11-13 14:30:43,560 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:43 WrapperNode [2024-11-13 14:30:43,561 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 14:30:43,562 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 14:30:43,562 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 14:30:43,563 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 14:30:43,570 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:43" (1/1) ... [2024-11-13 14:30:43,578 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:43" (1/1) ... [2024-11-13 14:30:43,598 INFO L138 Inliner]: procedures = 16, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 53 [2024-11-13 14:30:43,600 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 14:30:43,601 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 14:30:43,601 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 14:30:43,601 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 14:30:43,610 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:43" (1/1) ... [2024-11-13 14:30:43,611 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:43" (1/1) ... [2024-11-13 14:30:43,613 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:43" (1/1) ... [2024-11-13 14:30:43,624 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-13 14:30:43,626 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:43" (1/1) ... [2024-11-13 14:30:43,627 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:43" (1/1) ... [2024-11-13 14:30:43,636 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:43" (1/1) ... [2024-11-13 14:30:43,638 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:43" (1/1) ... [2024-11-13 14:30:43,639 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:43" (1/1) ... [2024-11-13 14:30:43,639 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:43" (1/1) ... [2024-11-13 14:30:43,644 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 14:30:43,645 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 14:30:43,645 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 14:30:43,646 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 14:30:43,646 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:43" (1/1) ... [2024-11-13 14:30:43,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:30:43,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:30:43,687 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 14:30:43,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 14:30:43,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 14:30:43,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 14:30:43,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 14:30:43,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 14:30:43,795 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 14:30:43,797 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 14:30:43,893 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-13 14:30:43,893 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 14:30:43,902 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 14:30:43,902 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 14:30:43,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:30:43 BoogieIcfgContainer [2024-11-13 14:30:43,903 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 14:30:43,906 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 14:30:43,906 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 14:30:43,911 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 14:30:43,911 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 02:30:43" (1/3) ... [2024-11-13 14:30:43,912 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f0f8478 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:30:43, skipping insertion in model container [2024-11-13 14:30:43,912 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:43" (2/3) ... [2024-11-13 14:30:43,912 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f0f8478 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:30:43, skipping insertion in model container [2024-11-13 14:30:43,912 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:30:43" (3/3) ... [2024-11-13 14:30:43,914 INFO L112 eAbstractionObserver]: Analyzing ICFG coral-benchmark06.c [2024-11-13 14:30:43,930 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 14:30:43,932 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG coral-benchmark06.c that has 1 procedures, 11 locations, 1 initial locations, 0 loop locations, and 1 error locations. [2024-11-13 14:30:43,987 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 14:30:44,002 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;@6f20e112, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 14:30:44,003 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 14:30:44,008 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 10 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 14:30:44,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 14:30:44,015 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:30:44,016 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-11-13 14:30:44,017 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:30:44,023 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:30:44,024 INFO L85 PathProgramCache]: Analyzing trace with hash 889508713, now seen corresponding path program 1 times [2024-11-13 14:30:44,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:30:44,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032917927] [2024-11-13 14:30:44,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:30:44,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:30:44,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:30:44,132 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:30:44,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:30:44,165 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:30:44,167 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 14:30:44,168 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-13 14:30:44,171 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 14:30:44,177 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-13 14:30:44,202 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 14:30:44,207 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 02:30:44 BoogieIcfgContainer [2024-11-13 14:30:44,207 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 14:30:44,209 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 14:30:44,209 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 14:30:44,210 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 14:30:44,210 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:30:43" (3/4) ... [2024-11-13 14:30:44,213 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 14:30:44,214 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 14:30:44,215 INFO L158 Benchmark]: Toolchain (without parser) took 926.14ms. Allocated memory is still 117.4MB. Free memory was 94.0MB in the beginning and 57.8MB in the end (delta: 36.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 14:30:44,218 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 167.8MB. Free memory is still 103.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:30:44,219 INFO L158 Benchmark]: CACSL2BoogieTranslator took 270.40ms. Allocated memory is still 117.4MB. Free memory was 94.0MB in the beginning and 83.2MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 14:30:44,219 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.42ms. Allocated memory is still 117.4MB. Free memory was 83.2MB in the beginning and 82.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:30:44,219 INFO L158 Benchmark]: Boogie Preprocessor took 43.66ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 80.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:30:44,220 INFO L158 Benchmark]: RCFGBuilder took 257.97ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 71.3MB in the end (delta: 9.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 14:30:44,220 INFO L158 Benchmark]: TraceAbstraction took 300.96ms. Allocated memory is still 117.4MB. Free memory was 70.6MB in the beginning and 58.1MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 14:30:44,220 INFO L158 Benchmark]: Witness Printer took 5.35ms. Allocated memory is still 117.4MB. Free memory was 58.1MB in the beginning and 57.8MB in the end (delta: 366.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:30:44,224 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71ms. Allocated memory is still 167.8MB. Free memory is still 103.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 270.40ms. Allocated memory is still 117.4MB. Free memory was 94.0MB in the beginning and 83.2MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.42ms. Allocated memory is still 117.4MB. Free memory was 83.2MB in the beginning and 82.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 43.66ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 80.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 257.97ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 71.3MB in the end (delta: 9.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 300.96ms. Allocated memory is still 117.4MB. Free memory was 70.6MB in the beginning and 58.1MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 5.35ms. Allocated memory is still 117.4MB. Free memory was 58.1MB in the beginning and 57.8MB in the end (delta: 366.0kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 22]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 31. Possible FailurePath: [L38] double x, y, z; [L39] x = __VERIFIER_nondet_double() [L40] y = __VERIFIER_nondet_double() [L41] z = __VERIFIER_nondet_double() [L42] CALL, EXPR benchmark06(x, y, z) [L31] COND TRUE cos(x) + cos(y) + cos(z) > 4 * sin(x/2) * sin(y/2) * sin(z/2) [L32] return 1; VAL [\result=1] [L42] RET, EXPR benchmark06(x, y, z) [L42] CALL __VERIFIER_assert(!benchmark06(x, y, z)) [L20] COND TRUE !(cond) [L22] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 11 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=11occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 14:30:44,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-nonlinear/coral-benchmark06.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ea59b90fa52051393d4aed9cf2948befe2a212f0c55958726915f86b8eab3f63 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 14:30:46,842 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 14:30:46,964 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-13 14:30:46,972 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 14:30:46,972 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 14:30:47,044 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 14:30:47,045 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 14:30:47,045 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 14:30:47,045 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 14:30:47,045 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 14:30:47,045 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 14:30:47,046 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 14:30:47,046 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 14:30:47,046 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 14:30:47,046 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 14:30:47,054 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 14:30:47,055 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 14:30:47,055 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 14:30:47,055 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 14:30:47,056 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 14:30:47,056 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 14:30:47,056 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 14:30:47,056 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 14:30:47,056 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 14:30:47,056 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 14:30:47,057 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 14:30:47,057 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 14:30:47,057 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 14:30:47,057 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 14:30:47,057 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 14:30:47,057 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 14:30:47,058 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 14:30:47,058 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 14:30:47,058 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 14:30:47,058 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:30:47,059 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 14:30:47,059 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 14:30:47,059 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 14:30:47,060 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-13 14:30:47,060 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 14:30:47,060 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 14:30:47,060 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 14:30:47,060 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 14:30:47,060 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 14:30:47,060 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea59b90fa52051393d4aed9cf2948befe2a212f0c55958726915f86b8eab3f63 [2024-11-13 14:30:47,422 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 14:30:47,431 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 14:30:47,433 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 14:30:47,435 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 14:30:47,435 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 14:30:47,436 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/floats-nonlinear/coral-benchmark06.c Unable to find full path for "g++" [2024-11-13 14:30:49,539 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 14:30:49,881 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 14:30:49,885 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/sv-benchmarks/c/floats-nonlinear/coral-benchmark06.c [2024-11-13 14:30:49,897 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd/data/5afa685ca/86e731e29d5443d18f81dbb562535fe2/FLAG58a592faa [2024-11-13 14:30:49,932 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd/data/5afa685ca/86e731e29d5443d18f81dbb562535fe2 [2024-11-13 14:30:49,936 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 14:30:49,938 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 14:30:49,942 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 14:30:49,943 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 14:30:49,948 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 14:30:49,951 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:30:49" (1/1) ... [2024-11-13 14:30:49,954 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34debcd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:49, skipping insertion in model container [2024-11-13 14:30:49,954 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:30:49" (1/1) ... [2024-11-13 14:30:49,972 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 14:30:50,177 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/sv-benchmarks/c/floats-nonlinear/coral-benchmark06.c[758,771] [2024-11-13 14:30:50,197 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:30:50,216 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 14:30:50,232 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/sv-benchmarks/c/floats-nonlinear/coral-benchmark06.c[758,771] [2024-11-13 14:30:50,243 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:30:50,268 INFO L204 MainTranslator]: Completed translation [2024-11-13 14:30:50,268 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:50 WrapperNode [2024-11-13 14:30:50,269 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 14:30:50,271 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 14:30:50,271 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 14:30:50,271 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 14:30:50,281 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:50" (1/1) ... [2024-11-13 14:30:50,294 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:50" (1/1) ... [2024-11-13 14:30:50,320 INFO L138 Inliner]: procedures = 17, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 53 [2024-11-13 14:30:50,320 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 14:30:50,321 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 14:30:50,321 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 14:30:50,321 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 14:30:50,332 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:50" (1/1) ... [2024-11-13 14:30:50,332 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:50" (1/1) ... [2024-11-13 14:30:50,337 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:50" (1/1) ... [2024-11-13 14:30:50,358 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-13 14:30:50,359 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:50" (1/1) ... [2024-11-13 14:30:50,359 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:50" (1/1) ... [2024-11-13 14:30:50,372 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:50" (1/1) ... [2024-11-13 14:30:50,374 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:50" (1/1) ... [2024-11-13 14:30:50,380 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:50" (1/1) ... [2024-11-13 14:30:50,381 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:50" (1/1) ... [2024-11-13 14:30:50,386 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 14:30:50,387 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 14:30:50,387 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 14:30:50,387 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 14:30:50,392 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:50" (1/1) ... [2024-11-13 14:30:50,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:30:50,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:30:50,438 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 14:30:50,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 14:30:50,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 14:30:50,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-13 14:30:50,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 14:30:50,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 14:30:50,575 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 14:30:50,577 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 14:30:58,891 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-13 14:30:58,892 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 14:30:58,902 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 14:30:58,902 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 14:30:58,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:30:58 BoogieIcfgContainer [2024-11-13 14:30:58,903 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 14:30:58,906 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 14:30:58,906 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 14:30:58,911 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 14:30:58,912 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 02:30:49" (1/3) ... [2024-11-13 14:30:58,912 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f700798 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:30:58, skipping insertion in model container [2024-11-13 14:30:58,913 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:50" (2/3) ... [2024-11-13 14:30:58,913 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f700798 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:30:58, skipping insertion in model container [2024-11-13 14:30:58,914 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:30:58" (3/3) ... [2024-11-13 14:30:58,915 INFO L112 eAbstractionObserver]: Analyzing ICFG coral-benchmark06.c [2024-11-13 14:30:58,932 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 14:30:58,934 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG coral-benchmark06.c that has 1 procedures, 11 locations, 1 initial locations, 0 loop locations, and 1 error locations. [2024-11-13 14:30:58,999 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 14:30:59,015 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;@33fbd950, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 14:30:59,016 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 14:30:59,023 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 10 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 14:30:59,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 14:30:59,029 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:30:59,029 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-11-13 14:30:59,030 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:30:59,035 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:30:59,035 INFO L85 PathProgramCache]: Analyzing trace with hash 889508713, now seen corresponding path program 1 times [2024-11-13 14:30:59,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 14:30:59,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1230554411] [2024-11-13 14:30:59,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:30:59,047 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 14:30:59,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 14:30:59,051 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-13 14:30:59,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-13 14:30:59,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:30:59,875 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:31:00,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:31:01,073 INFO L130 FreeRefinementEngine]: Strategy FOX found a feasible trace [2024-11-13 14:31:01,075 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 14:31:01,076 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-13 14:31:01,097 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-13 14:31:01,279 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 14:31:01,282 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-13 14:31:01,298 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 14:31:01,301 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 02:31:01 BoogieIcfgContainer [2024-11-13 14:31:01,302 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 14:31:01,302 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 14:31:01,303 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 14:31:01,303 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 14:31:01,304 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:30:58" (3/4) ... [2024-11-13 14:31:01,306 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 14:31:01,307 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 14:31:01,312 INFO L158 Benchmark]: Toolchain (without parser) took 11371.83ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 55.0MB in the end (delta: 38.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 14:31:01,312 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 117.4MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:31:01,313 INFO L158 Benchmark]: CACSL2BoogieTranslator took 328.33ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 81.5MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 14:31:01,313 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.43ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:31:01,314 INFO L158 Benchmark]: Boogie Preprocessor took 65.17ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 78.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:31:01,315 INFO L158 Benchmark]: RCFGBuilder took 8515.74ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 68.7MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 14:31:01,316 INFO L158 Benchmark]: TraceAbstraction took 2395.84ms. Allocated memory is still 117.4MB. Free memory was 68.2MB in the beginning and 55.2MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 14:31:01,317 INFO L158 Benchmark]: Witness Printer took 4.69ms. Allocated memory is still 117.4MB. Free memory was 55.2MB in the beginning and 55.0MB in the end (delta: 197.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:31:01,318 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 117.4MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 328.33ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 81.5MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.43ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 65.17ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 78.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 8515.74ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 68.7MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 2395.84ms. Allocated memory is still 117.4MB. Free memory was 68.2MB in the beginning and 55.2MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 4.69ms. Allocated memory is still 117.4MB. Free memory was 55.2MB in the beginning and 55.0MB in the end (delta: 197.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 22]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of sin at line 31. Possible FailurePath: [L38] double x, y, z; [L39] x = __VERIFIER_nondet_double() [L40] y = __VERIFIER_nondet_double() [L41] z = __VERIFIER_nondet_double() [L42] CALL, EXPR benchmark06(x, y, z) [L31] COND TRUE cos(x) + cos(y) + cos(z) > 4 * sin(x/2) * sin(y/2) * sin(z/2) [L32] return 1; VAL [\result=1] [L42] RET, EXPR benchmark06(x, y, z) [L42] CALL __VERIFIER_assert(!benchmark06(x, y, z)) [L20] COND TRUE !(cond) [L22] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 11 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=11occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 14:31:01,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f520cec6-beef-41ba-b33b-a331a35300d3/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample