./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0270b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 48c9605d Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_0270b.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9cac107c363e3fd6d917de6ef8bceef6babf5688036a19c829686ca43ca0273d --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-07 18:42:39,748 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-07 18:42:39,799 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-07 18:42:39,803 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-07 18:42:39,803 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-07 18:42:39,817 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-07 18:42:39,818 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-07 18:42:39,818 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-07 18:42:39,818 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-07 18:42:39,818 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-07 18:42:39,818 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-07 18:42:39,818 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-07 18:42:39,819 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-07 18:42:39,819 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-07 18:42:39,819 INFO L153 SettingsManager]: * Use SBE=true [2025-02-07 18:42:39,819 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-07 18:42:39,819 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-07 18:42:39,819 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-07 18:42:39,819 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-07 18:42:39,819 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-07 18:42:39,819 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-07 18:42:39,820 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-07 18:42:39,820 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-07 18:42:39,820 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-07 18:42:39,820 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-07 18:42:39,820 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-07 18:42:39,820 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-07 18:42:39,820 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-07 18:42:39,820 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-07 18:42:39,820 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-07 18:42:39,820 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-07 18:42:39,820 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-07 18:42:39,821 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 18:42:39,821 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-07 18:42:39,821 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-07 18:42:39,821 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-07 18:42:39,821 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-07 18:42:39,821 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-07 18:42:39,821 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-07 18:42:39,821 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-07 18:42:39,821 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-07 18:42:39,821 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-07 18:42:39,821 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-07 18:42:39,821 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9cac107c363e3fd6d917de6ef8bceef6babf5688036a19c829686ca43ca0273d [2025-02-07 18:42:40,018 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-07 18:42:40,025 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-07 18:42:40,026 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-07 18:42:40,027 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-07 18:42:40,027 INFO L274 PluginConnector]: CDTParser initialized [2025-02-07 18:42:40,028 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0270b.c [2025-02-07 18:42:41,220 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e6c689417/124406dd584d44c5ba807b79a8a284ac/FLAG9d10153fb [2025-02-07 18:42:41,469 INFO L384 CDTParser]: Found 1 translation units. [2025-02-07 18:42:41,470 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0270b.c [2025-02-07 18:42:41,480 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e6c689417/124406dd584d44c5ba807b79a8a284ac/FLAG9d10153fb [2025-02-07 18:42:41,521 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e6c689417/124406dd584d44c5ba807b79a8a284ac [2025-02-07 18:42:41,523 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-07 18:42:41,525 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-07 18:42:41,526 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-07 18:42:41,526 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-07 18:42:41,530 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-07 18:42:41,531 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 06:42:41" (1/1) ... [2025-02-07 18:42:41,531 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4688a33f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:41, skipping insertion in model container [2025-02-07 18:42:41,531 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 06:42:41" (1/1) ... [2025-02-07 18:42:41,545 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-07 18:42:41,799 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0270b.c[4700,4713] [2025-02-07 18:42:41,801 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 18:42:41,825 INFO L200 MainTranslator]: Completed pre-run [2025-02-07 18:42:41,894 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0270b.c[4700,4713] [2025-02-07 18:42:41,899 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 18:42:41,921 INFO L204 MainTranslator]: Completed translation [2025-02-07 18:42:41,926 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:41 WrapperNode [2025-02-07 18:42:41,926 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-07 18:42:41,927 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-07 18:42:41,928 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-07 18:42:41,928 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-07 18:42:41,937 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:41" (1/1) ... [2025-02-07 18:42:41,948 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:41" (1/1) ... [2025-02-07 18:42:41,978 INFO L138 Inliner]: procedures = 19, calls = 43, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 286 [2025-02-07 18:42:41,979 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-07 18:42:41,979 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-07 18:42:41,979 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-07 18:42:41,979 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-07 18:42:41,994 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:41" (1/1) ... [2025-02-07 18:42:41,994 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:41" (1/1) ... [2025-02-07 18:42:41,996 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:41" (1/1) ... [2025-02-07 18:42:42,017 INFO L175 MemorySlicer]: Split 18 memory accesses to 9 slices as follows [2, 2, 2, 2, 2, 2, 2, 2, 2]. 11 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0, 0, 0, 0, 0]. The 8 writes are split as follows [0, 1, 1, 1, 1, 1, 1, 1, 1]. [2025-02-07 18:42:42,017 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:41" (1/1) ... [2025-02-07 18:42:42,017 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:41" (1/1) ... [2025-02-07 18:42:42,030 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:41" (1/1) ... [2025-02-07 18:42:42,039 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:41" (1/1) ... [2025-02-07 18:42:42,041 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:41" (1/1) ... [2025-02-07 18:42:42,042 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:41" (1/1) ... [2025-02-07 18:42:42,044 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-07 18:42:42,049 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-07 18:42:42,049 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-07 18:42:42,049 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-07 18:42:42,050 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:41" (1/1) ... [2025-02-07 18:42:42,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 18:42:42,078 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 18:42:42,089 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-07 18:42:42,095 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-07 18:42:42,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-07 18:42:42,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-07 18:42:42,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-07 18:42:42,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-07 18:42:42,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-07 18:42:42,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-07 18:42:42,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-07 18:42:42,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-02-07 18:42:42,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-02-07 18:42:42,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-02-07 18:42:42,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-07 18:42:42,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2025-02-07 18:42:42,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2025-02-07 18:42:42,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2025-02-07 18:42:42,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2025-02-07 18:42:42,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2025-02-07 18:42:42,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2025-02-07 18:42:42,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#6 [2025-02-07 18:42:42,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#7 [2025-02-07 18:42:42,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#8 [2025-02-07 18:42:42,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-07 18:42:42,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-07 18:42:42,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-07 18:42:42,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-07 18:42:42,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-07 18:42:42,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-07 18:42:42,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-02-07 18:42:42,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-02-07 18:42:42,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-02-07 18:42:42,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2025-02-07 18:42:42,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2025-02-07 18:42:42,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2025-02-07 18:42:42,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2025-02-07 18:42:42,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2025-02-07 18:42:42,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2025-02-07 18:42:42,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#6 [2025-02-07 18:42:42,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#7 [2025-02-07 18:42:42,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#8 [2025-02-07 18:42:42,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-07 18:42:42,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-07 18:42:42,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-07 18:42:42,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-07 18:42:42,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-07 18:42:42,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-07 18:42:42,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-07 18:42:42,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-07 18:42:42,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-02-07 18:42:42,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-02-07 18:42:42,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-02-07 18:42:42,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-07 18:42:42,251 INFO L257 CfgBuilder]: Building ICFG [2025-02-07 18:42:42,252 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-07 18:42:42,565 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-02-07 18:42:42,566 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L196: main_#t~ret17#1 := __ieee754_asinf_#res#1;havoc __ieee754_asinf_#t~mem12#1, __ieee754_asinf_~#gf_u~3#1.base, __ieee754_asinf_~#gf_u~3#1.offset, __ieee754_asinf_#t~ret13#1, __ieee754_asinf_#t~ret14#1, __ieee754_asinf_#t~mem15#1, __ieee754_asinf_~#gf_u~4#1.base, __ieee754_asinf_~#gf_u~4#1.offset, __ieee754_asinf_#t~mem16#1, __ieee754_asinf_~#sf_u~2#1.base, __ieee754_asinf_~#sf_u~2#1.offset, __ieee754_asinf_~iw~0#1, __ieee754_asinf_~x#1, __ieee754_asinf_~t~1#1, __ieee754_asinf_~w~1#1, __ieee754_asinf_~p~0#1, __ieee754_asinf_~q~1#1, __ieee754_asinf_~c~0#1, __ieee754_asinf_~r~1#1, __ieee754_asinf_~s~1#1, __ieee754_asinf_~hx~1#1, __ieee754_asinf_~ix~2#1;havoc __ieee754_asinf_#in~x#1;assume { :end_inline___ieee754_asinf } true;main_~res~0#1 := main_#t~ret17#1;havoc main_#t~ret17#1;main_#t~short19#1 := ~someBinaryFLOATComparisonOperation(main_~res~0#1, 0.0); [2025-02-07 18:42:42,566 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L23-1: __signbit_float_#res#1 := (if 0 != (__signbit_float_~w~0#1 - __signbit_float_~w~0#1 % 2147483648) % 4294967296 then 1 else 0); [2025-02-07 18:42:42,566 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L17: assume true; [2025-02-07 18:42:42,566 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L17: assume !true; [2025-02-07 18:42:42,566 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L17-1: assume false; [2025-02-07 18:42:42,566 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L17-1: assume !false; [2025-02-07 18:42:42,566 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L199: assume !main_#t~short19#1;havoc main_#t~ret18#1;havoc main_#t~short19#1; [2025-02-07 18:42:42,566 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L199: assume !!main_#t~short19#1;havoc main_#t~ret18#1;havoc main_#t~short19#1;main_#res#1 := 0;#t~ret20#1 := main_#res#1;havoc main_#t~ret17#1, main_#t~ret18#1, main_#t~short19#1, main_~x~0#1, main_~res~0#1;assume { :end_inline_main } true; [2025-02-07 18:42:42,567 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L199-1: main_#t~ret18#1 := __signbit_float_#res#1;havoc __signbit_float_#t~mem4#1, __signbit_float_~#gf_u~0#1.base, __signbit_float_~#gf_u~0#1.offset, __signbit_float_~x#1, __signbit_float_~w~0#1;havoc __signbit_float_#in~x#1;assume { :end_inline___signbit_float } true;assume -2147483648 <= main_#t~ret18#1 && main_#t~ret18#1 <= 2147483647;main_#t~short19#1 := 0 == main_#t~ret18#1; [2025-02-07 18:42:42,567 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L199-2: assume main_#t~short19#1;assume { :begin_inline___signbit_float } true;__signbit_float_#in~x#1 := main_~res~0#1;havoc __signbit_float_#res#1;havoc __signbit_float_#t~mem4#1, __signbit_float_~#gf_u~0#1.base, __signbit_float_~#gf_u~0#1.offset, __signbit_float_~x#1, __signbit_float_~w~0#1;__signbit_float_~x#1 := __signbit_float_#in~x#1;havoc __signbit_float_~w~0#1; [2025-02-07 18:42:42,567 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L199-2: assume !main_#t~short19#1; [2025-02-07 18:42:42,567 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L18: assume true; [2025-02-07 18:42:42,567 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L18: assume !true;call __signbit_float_~#gf_u~0#1.base, __signbit_float_~#gf_u~0#1.offset := #Ultimate.allocOnStack(4);call write~real#6(__signbit_float_~x#1, __signbit_float_~#gf_u~0#1.base, __signbit_float_~#gf_u~0#1.offset, 4);call __signbit_float_#t~mem4#1 := read~int#6(__signbit_float_~#gf_u~0#1.base, __signbit_float_~#gf_u~0#1.offset, 4);__signbit_float_~w~0#1 := __signbit_float_#t~mem4#1;call ULTIMATE.dealloc(__signbit_float_~#gf_u~0#1.base, __signbit_float_~#gf_u~0#1.offset);havoc __signbit_float_~#gf_u~0#1.base, __signbit_float_~#gf_u~0#1.offset;havoc __signbit_float_~#gf_u~0#1.base, __signbit_float_~#gf_u~0#1.offset;havoc __signbit_float_#t~mem4#1; [2025-02-07 18:42:42,567 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L18-1: assume false; [2025-02-07 18:42:42,567 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L18-1: assume !false; [2025-02-07 18:42:42,567 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L200: assume false;main_#res#1 := 1; [2025-02-07 18:42:42,567 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L200: assume !false; [2025-02-07 18:42:42,582 INFO L? ?]: Removed 39 outVars from TransFormulas that were not future-live. [2025-02-07 18:42:42,585 INFO L308 CfgBuilder]: Performing block encoding [2025-02-07 18:42:42,617 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-07 18:42:42,621 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-07 18:42:42,621 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:42:42 BoogieIcfgContainer [2025-02-07 18:42:42,621 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-07 18:42:42,623 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-07 18:42:42,627 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-07 18:42:42,631 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-07 18:42:42,636 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 06:42:41" (1/3) ... [2025-02-07 18:42:42,637 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44ab192b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 06:42:42, skipping insertion in model container [2025-02-07 18:42:42,637 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:41" (2/3) ... [2025-02-07 18:42:42,637 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44ab192b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 06:42:42, skipping insertion in model container [2025-02-07 18:42:42,637 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:42:42" (3/3) ... [2025-02-07 18:42:42,638 INFO L128 eAbstractionObserver]: Analyzing ICFG float_req_bl_0270b.c [2025-02-07 18:42:42,666 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-07 18:42:42,668 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG float_req_bl_0270b.c that has 1 procedures, 76 locations, 1 initial locations, 18 loop locations, and 9 error locations. [2025-02-07 18:42:42,764 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-07 18:42:42,782 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;@27906203, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-07 18:42:42,782 INFO L334 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2025-02-07 18:42:42,789 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 66 states have (on average 1.7727272727272727) internal successors, (117), 74 states have internal predecessors, (117), 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) [2025-02-07 18:42:42,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2025-02-07 18:42:42,801 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 18:42:42,802 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2025-02-07 18:42:42,803 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ULTIMATE.startErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 6 more)] === [2025-02-07 18:42:42,807 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 18:42:42,811 INFO L85 PathProgramCache]: Analyzing trace with hash 5600670, now seen corresponding path program 1 times [2025-02-07 18:42:42,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 18:42:42,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569238863] [2025-02-07 18:42:42,826 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 18:42:42,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 18:42:42,940 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-07 18:42:42,957 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-07 18:42:42,957 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 18:42:42,958 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-07 18:42:42,958 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-07 18:42:42,962 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-07 18:42:42,966 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-07 18:42:42,966 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 18:42:42,966 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-07 18:42:42,984 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-07 18:42:42,986 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-07 18:42:42,987 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONUNSUPPORTED_FEATURE (8 of 9 remaining) [2025-02-07 18:42:42,988 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (7 of 9 remaining) [2025-02-07 18:42:42,992 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE (6 of 9 remaining) [2025-02-07 18:42:42,992 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (5 of 9 remaining) [2025-02-07 18:42:42,992 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONUNSUPPORTED_FEATURE (4 of 9 remaining) [2025-02-07 18:42:42,992 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONUNSUPPORTED_FEATURE (3 of 9 remaining) [2025-02-07 18:42:42,992 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONUNSUPPORTED_FEATURE (2 of 9 remaining) [2025-02-07 18:42:42,992 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONUNSUPPORTED_FEATURE (1 of 9 remaining) [2025-02-07 18:42:42,993 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONUNSUPPORTED_FEATURE (0 of 9 remaining) [2025-02-07 18:42:42,993 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-07 18:42:42,996 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2025-02-07 18:42:43,023 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-07 18:42:43,030 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 06:42:43 BoogieIcfgContainer [2025-02-07 18:42:43,033 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-07 18:42:43,034 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-07 18:42:43,034 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-07 18:42:43,034 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-07 18:42:43,035 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:42:42" (3/4) ... [2025-02-07 18:42:43,037 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-07 18:42:43,041 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-07 18:42:43,042 INFO L158 Benchmark]: Toolchain (without parser) took 1517.67ms. Allocated memory is still 142.6MB. Free memory was 108.6MB in the beginning and 53.2MB in the end (delta: 55.4MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2025-02-07 18:42:43,042 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 201.3MB. Free memory is still 125.8MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:42:43,043 INFO L158 Benchmark]: CACSL2BoogieTranslator took 401.12ms. Allocated memory is still 142.6MB. Free memory was 108.6MB in the beginning and 95.1MB in the end (delta: 13.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-07 18:42:43,043 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.16ms. Allocated memory is still 142.6MB. Free memory was 95.1MB in the beginning and 93.0MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:42:43,043 INFO L158 Benchmark]: Boogie Preprocessor took 65.24ms. Allocated memory is still 142.6MB. Free memory was 93.0MB in the beginning and 89.8MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:42:43,043 INFO L158 Benchmark]: IcfgBuilder took 572.71ms. Allocated memory is still 142.6MB. Free memory was 89.8MB in the beginning and 67.8MB in the end (delta: 22.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-02-07 18:42:43,048 INFO L158 Benchmark]: TraceAbstraction took 410.27ms. Allocated memory is still 142.6MB. Free memory was 66.7MB in the beginning and 53.2MB in the end (delta: 13.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-07 18:42:43,048 INFO L158 Benchmark]: Witness Printer took 7.14ms. Allocated memory is still 142.6MB. Free memory is still 53.2MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:42:43,049 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 201.3MB. Free memory is still 125.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 401.12ms. Allocated memory is still 142.6MB. Free memory was 108.6MB in the beginning and 95.1MB in the end (delta: 13.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.16ms. Allocated memory is still 142.6MB. Free memory was 95.1MB in the beginning and 93.0MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 65.24ms. Allocated memory is still 142.6MB. Free memory was 93.0MB in the beginning and 89.8MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 572.71ms. Allocated memory is still 142.6MB. Free memory was 89.8MB in the beginning and 67.8MB in the end (delta: 22.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 410.27ms. Allocated memory is still 142.6MB. Free memory was 66.7MB in the beginning and 53.2MB in the end (delta: 13.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 7.14ms. Allocated memory is still 142.6MB. Free memory is still 53.2MB. 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: 123]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: overapproximation of union with floats in the HoenickeLindenmann_Original memory model at line 123, overapproximation of someUnaryDOUBLEoperation at line 113, overapproximation of someUnaryFLOAToperation at line 111. Possible FailurePath: [L26] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L109-L117] static const float one_asin = 1.0000000000e+00, huge_asin = 1.000e+30, pio2_hi_asin = 1.57079637050628662109375f, pio2_lo_asin = -4.37113900018624283e-8f, pio4_hi_asin = 0.785398185253143310546875f, pS0_asin = 1.6666667163e-01, pS1_asin = -3.2556581497e-01, pS2_asin = 2.0121252537e-01, pS3_asin = -4.0055535734e-02, pS4_asin = 7.9153501429e-04, pS5_asin = 3.4793309169e-05, qS1_asin = -2.4033949375e+00, qS2_asin = 2.0209457874e+00, qS3_asin = -6.8828397989e-01, qS4_asin = 7.7038154006e-02; [L195] float x = 0.0f; [L196] CALL __ieee754_asinf(x) [L120] float t, w, p, q, c, r, s; [L121] __int32_t hx, ix; VAL [huge_asin=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000, x=0] [L126] COND TRUE 0 VAL [huge_asin=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L123] ieee_float_shape_type gf_u; VAL [huge_asin=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000, x=0] - UnprovableResult [Line: 200]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 18]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 171]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 166]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 34]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 102]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 97]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 76 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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=75occurred 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, 4 NumberOfCodeBlocks, 4 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-02-07 18:42:43,073 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_0270b.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9cac107c363e3fd6d917de6ef8bceef6babf5688036a19c829686ca43ca0273d --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-07 18:42:45,281 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-07 18:42:45,368 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-02-07 18:42:45,372 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-07 18:42:45,375 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-07 18:42:45,398 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-07 18:42:45,400 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-07 18:42:45,400 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-07 18:42:45,401 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-07 18:42:45,401 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-07 18:42:45,401 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-07 18:42:45,402 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-07 18:42:45,402 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-07 18:42:45,402 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-07 18:42:45,402 INFO L153 SettingsManager]: * Use SBE=true [2025-02-07 18:42:45,402 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-07 18:42:45,402 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-07 18:42:45,402 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-07 18:42:45,403 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-07 18:42:45,403 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-07 18:42:45,403 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-07 18:42:45,403 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-07 18:42:45,403 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-07 18:42:45,403 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-02-07 18:42:45,403 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-02-07 18:42:45,403 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-02-07 18:42:45,403 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-07 18:42:45,403 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-07 18:42:45,403 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-07 18:42:45,403 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-07 18:42:45,404 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-07 18:42:45,404 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-07 18:42:45,404 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-07 18:42:45,404 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-07 18:42:45,404 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 18:42:45,405 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-07 18:42:45,405 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-07 18:42:45,405 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-07 18:42:45,405 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-07 18:42:45,405 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-02-07 18:42:45,405 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-02-07 18:42:45,405 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-07 18:42:45,405 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-07 18:42:45,405 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-07 18:42:45,405 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-07 18:42:45,405 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9cac107c363e3fd6d917de6ef8bceef6babf5688036a19c829686ca43ca0273d [2025-02-07 18:42:45,698 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-07 18:42:45,713 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-07 18:42:45,715 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-07 18:42:45,717 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-07 18:42:45,718 INFO L274 PluginConnector]: CDTParser initialized [2025-02-07 18:42:45,719 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0270b.c [2025-02-07 18:42:46,992 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d80ec8d14/3954061995cf46bc93308ed7013d2603/FLAG774e82c66 [2025-02-07 18:42:47,202 INFO L384 CDTParser]: Found 1 translation units. [2025-02-07 18:42:47,203 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0270b.c [2025-02-07 18:42:47,213 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d80ec8d14/3954061995cf46bc93308ed7013d2603/FLAG774e82c66 [2025-02-07 18:42:47,234 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d80ec8d14/3954061995cf46bc93308ed7013d2603 [2025-02-07 18:42:47,236 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-07 18:42:47,237 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-07 18:42:47,239 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-07 18:42:47,239 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-07 18:42:47,242 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-07 18:42:47,242 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 06:42:47" (1/1) ... [2025-02-07 18:42:47,243 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12494dd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:47, skipping insertion in model container [2025-02-07 18:42:47,243 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 06:42:47" (1/1) ... [2025-02-07 18:42:47,257 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-07 18:42:47,421 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0270b.c[4700,4713] [2025-02-07 18:42:47,428 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 18:42:47,440 INFO L200 MainTranslator]: Completed pre-run [2025-02-07 18:42:47,481 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0270b.c[4700,4713] [2025-02-07 18:42:47,481 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 18:42:47,498 INFO L204 MainTranslator]: Completed translation [2025-02-07 18:42:47,499 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:47 WrapperNode [2025-02-07 18:42:47,499 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-07 18:42:47,500 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-07 18:42:47,500 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-07 18:42:47,500 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-07 18:42:47,504 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:47" (1/1) ... [2025-02-07 18:42:47,517 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:47" (1/1) ... [2025-02-07 18:42:47,546 INFO L138 Inliner]: procedures = 22, calls = 43, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 251 [2025-02-07 18:42:47,546 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-07 18:42:47,546 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-07 18:42:47,547 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-07 18:42:47,547 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-07 18:42:47,556 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:47" (1/1) ... [2025-02-07 18:42:47,556 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:47" (1/1) ... [2025-02-07 18:42:47,559 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:47" (1/1) ... [2025-02-07 18:42:47,572 INFO L175 MemorySlicer]: Split 18 memory accesses to 9 slices as follows [2, 2, 2, 2, 2, 2, 2, 2, 2]. 11 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0, 0, 0, 0, 0]. The 8 writes are split as follows [0, 1, 1, 1, 1, 1, 1, 1, 1]. [2025-02-07 18:42:47,572 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:47" (1/1) ... [2025-02-07 18:42:47,572 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:47" (1/1) ... [2025-02-07 18:42:47,586 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:47" (1/1) ... [2025-02-07 18:42:47,587 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:47" (1/1) ... [2025-02-07 18:42:47,593 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:47" (1/1) ... [2025-02-07 18:42:47,595 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:47" (1/1) ... [2025-02-07 18:42:47,598 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-07 18:42:47,598 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-07 18:42:47,599 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-07 18:42:47,599 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-07 18:42:47,599 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:47" (1/1) ... [2025-02-07 18:42:47,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 18:42:47,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 18:42:47,622 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-07 18:42:47,624 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-07 18:42:47,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-07 18:42:47,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-02-07 18:42:47,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2025-02-07 18:42:47,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2025-02-07 18:42:47,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2025-02-07 18:42:47,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2025-02-07 18:42:47,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2025-02-07 18:42:47,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2025-02-07 18:42:47,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2025-02-07 18:42:47,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2025-02-07 18:42:47,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-07 18:42:47,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2025-02-07 18:42:47,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2025-02-07 18:42:47,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2025-02-07 18:42:47,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2025-02-07 18:42:47,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2025-02-07 18:42:47,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2025-02-07 18:42:47,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#6 [2025-02-07 18:42:47,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#7 [2025-02-07 18:42:47,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#8 [2025-02-07 18:42:47,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2025-02-07 18:42:47,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2025-02-07 18:42:47,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2025-02-07 18:42:47,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2025-02-07 18:42:47,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2025-02-07 18:42:47,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2025-02-07 18:42:47,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2025-02-07 18:42:47,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2025-02-07 18:42:47,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2025-02-07 18:42:47,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-07 18:42:47,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-07 18:42:47,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2025-02-07 18:42:47,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2025-02-07 18:42:47,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2025-02-07 18:42:47,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2025-02-07 18:42:47,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2025-02-07 18:42:47,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2025-02-07 18:42:47,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#6 [2025-02-07 18:42:47,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#7 [2025-02-07 18:42:47,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#8 [2025-02-07 18:42:47,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2025-02-07 18:42:47,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2025-02-07 18:42:47,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2025-02-07 18:42:47,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2025-02-07 18:42:47,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2025-02-07 18:42:47,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2025-02-07 18:42:47,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2025-02-07 18:42:47,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2025-02-07 18:42:47,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2025-02-07 18:42:47,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-07 18:42:47,781 INFO L257 CfgBuilder]: Building ICFG [2025-02-07 18:42:47,783 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-07 18:43:09,057 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L23-1: __signbit_float_#res#1 := (if 0bv32 != ~bvand~32(2147483648bv32, __signbit_float_~w~0#1) then 1bv32 else 0bv32); [2025-02-07 18:43:09,057 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-02-07 18:43:09,057 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L17: assume true;call __signbit_float_~#gf_u~0#1.base, __signbit_float_~#gf_u~0#1.offset := #Ultimate.allocOnStack(4bv32);call write~intFLOATTYPE4#8(__signbit_float_~x#1, __signbit_float_~#gf_u~0#1.base, __signbit_float_~#gf_u~0#1.offset, 4bv32);call __signbit_float_#t~mem4#1 := read~intINTTYPE4#8(__signbit_float_~#gf_u~0#1.base, __signbit_float_~#gf_u~0#1.offset, 4bv32);__signbit_float_~w~0#1 := __signbit_float_#t~mem4#1;call ULTIMATE.dealloc(__signbit_float_~#gf_u~0#1.base, __signbit_float_~#gf_u~0#1.offset);havoc __signbit_float_~#gf_u~0#1.base, __signbit_float_~#gf_u~0#1.offset;havoc __signbit_float_~#gf_u~0#1.base, __signbit_float_~#gf_u~0#1.offset;havoc __signbit_float_#t~mem4#1; [2025-02-07 18:43:09,058 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L17: assume !true; [2025-02-07 18:43:09,058 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L17-1: assume false; [2025-02-07 18:43:09,058 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L17-1: assume !false; [2025-02-07 18:43:09,058 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L199: assume !main_#t~short17#1;havoc main_#t~ret16#1;havoc main_#t~short17#1; [2025-02-07 18:43:09,058 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L199: assume !!main_#t~short17#1;havoc main_#t~ret16#1;havoc main_#t~short17#1;main_#res#1 := 0bv32;#t~ret18#1 := main_#res#1;havoc main_#t~ret15#1, main_#t~ret16#1, main_#t~short17#1, main_~x~0#1, main_~res~0#1;assume { :end_inline_main } true; [2025-02-07 18:43:09,058 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L199-1: main_#t~ret16#1 := __signbit_float_#res#1;havoc __signbit_float_#t~mem4#1, __signbit_float_~#gf_u~0#1.base, __signbit_float_~#gf_u~0#1.offset, __signbit_float_~x#1, __signbit_float_~w~0#1;havoc __signbit_float_#in~x#1;assume { :end_inline___signbit_float } true;main_#t~short17#1 := 0bv32 == main_#t~ret16#1; [2025-02-07 18:43:09,058 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L199-2: assume main_#t~short17#1;assume { :begin_inline___signbit_float } true;__signbit_float_#in~x#1 := main_~res~0#1;havoc __signbit_float_#res#1;havoc __signbit_float_#t~mem4#1, __signbit_float_~#gf_u~0#1.base, __signbit_float_~#gf_u~0#1.offset, __signbit_float_~x#1, __signbit_float_~w~0#1;__signbit_float_~x#1 := __signbit_float_#in~x#1;havoc __signbit_float_~w~0#1; [2025-02-07 18:43:09,058 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L199-2: assume !main_#t~short17#1; [2025-02-07 18:43:09,058 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L200: assume false;main_#res#1 := 1bv32; [2025-02-07 18:43:09,058 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L200: assume !false; [2025-02-07 18:43:09,058 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L196: main_#t~ret15#1 := __ieee754_asinf_#res#1;havoc __ieee754_asinf_#t~mem10#1, __ieee754_asinf_~#gf_u~3#1.base, __ieee754_asinf_~#gf_u~3#1.offset, __ieee754_asinf_#t~ret11#1, __ieee754_asinf_#t~ret12#1, __ieee754_asinf_#t~mem13#1, __ieee754_asinf_~#gf_u~4#1.base, __ieee754_asinf_~#gf_u~4#1.offset, __ieee754_asinf_#t~mem14#1, __ieee754_asinf_~#sf_u~2#1.base, __ieee754_asinf_~#sf_u~2#1.offset, __ieee754_asinf_~iw~0#1, __ieee754_asinf_~x#1, __ieee754_asinf_~t~1#1, __ieee754_asinf_~w~1#1, __ieee754_asinf_~p~0#1, __ieee754_asinf_~q~1#1, __ieee754_asinf_~c~0#1, __ieee754_asinf_~r~1#1, __ieee754_asinf_~s~1#1, __ieee754_asinf_~hx~1#1, __ieee754_asinf_~ix~2#1;havoc __ieee754_asinf_#in~x#1;assume { :end_inline___ieee754_asinf } true;main_~res~0#1 := main_#t~ret15#1;havoc main_#t~ret15#1;main_#t~short17#1 := ~fp.eq~32(main_~res~0#1, ~Pluszero~32()); [2025-02-07 18:43:09,084 INFO L? ?]: Removed 60 outVars from TransFormulas that were not future-live. [2025-02-07 18:43:09,086 INFO L308 CfgBuilder]: Performing block encoding [2025-02-07 18:43:09,094 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-07 18:43:09,094 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-07 18:43:09,094 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:43:09 BoogieIcfgContainer [2025-02-07 18:43:09,095 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-07 18:43:09,096 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-07 18:43:09,097 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-07 18:43:09,101 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-07 18:43:09,101 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 06:42:47" (1/3) ... [2025-02-07 18:43:09,102 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42938942 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 06:43:09, skipping insertion in model container [2025-02-07 18:43:09,102 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:47" (2/3) ... [2025-02-07 18:43:09,102 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42938942 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 06:43:09, skipping insertion in model container [2025-02-07 18:43:09,102 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:43:09" (3/3) ... [2025-02-07 18:43:09,103 INFO L128 eAbstractionObserver]: Analyzing ICFG float_req_bl_0270b.c [2025-02-07 18:43:09,115 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-07 18:43:09,116 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG float_req_bl_0270b.c that has 1 procedures, 46 locations, 1 initial locations, 10 loop locations, and 1 error locations. [2025-02-07 18:43:09,150 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-07 18:43:09,161 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;@7ac19554, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-07 18:43:09,161 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-07 18:43:09,165 INFO L276 IsEmpty]: Start isEmpty. Operand has 45 states, 43 states have (on average 1.744186046511628) internal successors, (75), 44 states have internal predecessors, (75), 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) [2025-02-07 18:43:09,169 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-07 18:43:09,171 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-07 18:43:09,176 INFO L422 BasicCegarLoop]: Path program histogram: [] [2025-02-07 18:43:09,184 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 45 states, 43 states have (on average 1.744186046511628) internal successors, (75), 44 states have internal predecessors, (75), 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) [2025-02-07 18:43:09,230 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-07 18:43:09,245 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 06:43:09 BoogieIcfgContainer [2025-02-07 18:43:09,246 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-07 18:43:09,246 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-07 18:43:09,246 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-07 18:43:09,246 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-07 18:43:09,247 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:43:09" (3/4) ... [2025-02-07 18:43:09,253 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-07 18:43:09,267 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2025-02-07 18:43:09,268 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2025-02-07 18:43:09,268 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2025-02-07 18:43:09,268 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-07 18:43:09,384 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-07 18:43:09,384 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-07 18:43:09,384 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-07 18:43:09,385 INFO L158 Benchmark]: Toolchain (without parser) took 22148.24ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 84.9MB in the end (delta: 7.0MB). Peak memory consumption was 56.3MB. Max. memory is 16.1GB. [2025-02-07 18:43:09,385 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 83.9MB. Free memory was 62.5MB in the beginning and 62.4MB in the end (delta: 36.9kB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:43:09,385 INFO L158 Benchmark]: CACSL2BoogieTranslator took 260.37ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 77.3MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-07 18:43:09,385 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.45ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 75.1MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:43:09,386 INFO L158 Benchmark]: Boogie Preprocessor took 51.33ms. Allocated memory is still 117.4MB. Free memory was 75.1MB in the beginning and 72.1MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:43:09,386 INFO L158 Benchmark]: IcfgBuilder took 21496.17ms. Allocated memory is still 117.4MB. Free memory was 72.1MB in the beginning and 47.7MB in the end (delta: 24.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-07 18:43:09,386 INFO L158 Benchmark]: TraceAbstraction took 149.15ms. Allocated memory is still 117.4MB. Free memory was 47.0MB in the beginning and 39.9MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-07 18:43:09,386 INFO L158 Benchmark]: Witness Printer took 138.06ms. Allocated memory is still 117.4MB. Free memory was 39.9MB in the beginning and 84.9MB in the end (delta: -45.1MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2025-02-07 18:43:09,387 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 83.9MB. Free memory was 62.5MB in the beginning and 62.4MB in the end (delta: 36.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 260.37ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 77.3MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.45ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 75.1MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 51.33ms. Allocated memory is still 117.4MB. Free memory was 75.1MB in the beginning and 72.1MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 21496.17ms. Allocated memory is still 117.4MB. Free memory was 72.1MB in the beginning and 47.7MB in the end (delta: 24.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 149.15ms. Allocated memory is still 117.4MB. Free memory was 47.0MB in the beginning and 39.9MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 138.06ms. Allocated memory is still 117.4MB. Free memory was 39.9MB in the beginning and 84.9MB in the end (delta: -45.1MB). Peak memory consumption was 14.4MB. 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 - PositiveResult [Line: 200]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 46 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, 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=45occurred 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: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-02-07 18:43:09,540 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE