./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0981.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/double_req_bl_0981.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 58ac0589d73c462785a1e0525d17b3b74f7db66a56b5cb7df3664daf67476919 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-07 18:41:11,333 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-07 18:41:11,385 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-07 18:41:11,388 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-07 18:41:11,391 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-07 18:41:11,405 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-07 18:41:11,405 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-07 18:41:11,406 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-07 18:41:11,406 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-07 18:41:11,406 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-07 18:41:11,406 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-07 18:41:11,406 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-07 18:41:11,406 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-07 18:41:11,406 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-07 18:41:11,407 INFO L153 SettingsManager]: * Use SBE=true [2025-02-07 18:41:11,407 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-07 18:41:11,407 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-07 18:41:11,407 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-07 18:41:11,407 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-07 18:41:11,407 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-07 18:41:11,407 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-07 18:41:11,407 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-07 18:41:11,407 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-07 18:41:11,407 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-07 18:41:11,407 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-07 18:41:11,408 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-07 18:41:11,408 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-07 18:41:11,408 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-07 18:41:11,408 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-07 18:41:11,408 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-07 18:41:11,408 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-07 18:41:11,408 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-07 18:41:11,408 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 18:41:11,408 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-07 18:41:11,408 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-07 18:41:11,408 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-07 18:41:11,408 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-07 18:41:11,409 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-07 18:41:11,409 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-07 18:41:11,409 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-07 18:41:11,409 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-07 18:41:11,409 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-07 18:41:11,409 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-07 18:41:11,409 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 -> 58ac0589d73c462785a1e0525d17b3b74f7db66a56b5cb7df3664daf67476919 [2025-02-07 18:41:11,684 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-07 18:41:11,693 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-07 18:41:11,697 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-07 18:41:11,698 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-07 18:41:11,699 INFO L274 PluginConnector]: CDTParser initialized [2025-02-07 18:41:11,700 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0981.c [2025-02-07 18:41:12,998 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1b4f9d377/acda6b9590c84b11b9936176255aeb27/FLAGcca78b56a [2025-02-07 18:41:13,271 INFO L384 CDTParser]: Found 1 translation units. [2025-02-07 18:41:13,273 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0981.c [2025-02-07 18:41:13,280 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1b4f9d377/acda6b9590c84b11b9936176255aeb27/FLAGcca78b56a [2025-02-07 18:41:13,585 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1b4f9d377/acda6b9590c84b11b9936176255aeb27 [2025-02-07 18:41:13,587 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-07 18:41:13,588 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-07 18:41:13,589 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-07 18:41:13,589 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-07 18:41:13,592 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-07 18:41:13,593 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 06:41:13" (1/1) ... [2025-02-07 18:41:13,594 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11dda903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:41:13, skipping insertion in model container [2025-02-07 18:41:13,594 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 06:41:13" (1/1) ... [2025-02-07 18:41:13,606 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-07 18:41:13,772 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/double_req_bl_0981.c[4783,4796] [2025-02-07 18:41:13,775 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 18:41:13,783 INFO L200 MainTranslator]: Completed pre-run [2025-02-07 18:41:13,830 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/double_req_bl_0981.c[4783,4796] [2025-02-07 18:41:13,832 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 18:41:13,845 INFO L204 MainTranslator]: Completed translation [2025-02-07 18:41:13,845 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:41:13 WrapperNode [2025-02-07 18:41:13,846 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-07 18:41:13,847 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-07 18:41:13,847 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-07 18:41:13,847 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-07 18:41:13,851 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:41:13" (1/1) ... [2025-02-07 18:41:13,859 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:41:13" (1/1) ... [2025-02-07 18:41:13,886 INFO L138 Inliner]: procedures = 18, calls = 43, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 333 [2025-02-07 18:41:13,887 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-07 18:41:13,887 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-07 18:41:13,887 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-07 18:41:13,887 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-07 18:41:13,896 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:41:13" (1/1) ... [2025-02-07 18:41:13,896 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:41:13" (1/1) ... [2025-02-07 18:41:13,899 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:41:13" (1/1) ... [2025-02-07 18:41:13,919 INFO L175 MemorySlicer]: Split 21 memory accesses to 8 slices as follows [2, 3, 3, 3, 3, 3, 2, 2]. 14 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0, 0, 0, 0]. The 9 writes are split as follows [0, 1, 2, 1, 1, 2, 1, 1]. [2025-02-07 18:41:13,920 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:41:13" (1/1) ... [2025-02-07 18:41:13,920 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:41:13" (1/1) ... [2025-02-07 18:41:13,936 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:41:13" (1/1) ... [2025-02-07 18:41:13,940 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:41:13" (1/1) ... [2025-02-07 18:41:13,942 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:41:13" (1/1) ... [2025-02-07 18:41:13,945 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:41:13" (1/1) ... [2025-02-07 18:41:13,948 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-07 18:41:13,949 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-07 18:41:13,949 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-07 18:41:13,949 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-07 18:41:13,950 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:41:13" (1/1) ... [2025-02-07 18:41:13,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 18:41:13,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 18:41:13,977 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 18:41:13,985 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 18:41:14,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-07 18:41:14,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-07 18:41:14,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-07 18:41:14,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-07 18:41:14,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-07 18:41:14,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-07 18:41:14,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-07 18:41:14,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-02-07 18:41:14,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-02-07 18:41:14,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-07 18:41:14,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2025-02-07 18:41:14,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2025-02-07 18:41:14,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2025-02-07 18:41:14,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2025-02-07 18:41:14,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2025-02-07 18:41:14,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2025-02-07 18:41:14,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#6 [2025-02-07 18:41:14,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#7 [2025-02-07 18:41:14,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-07 18:41:14,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-07 18:41:14,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-07 18:41:14,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-07 18:41:14,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-07 18:41:14,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-07 18:41:14,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-02-07 18:41:14,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-02-07 18:41:14,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2025-02-07 18:41:14,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2025-02-07 18:41:14,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2025-02-07 18:41:14,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2025-02-07 18:41:14,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2025-02-07 18:41:14,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2025-02-07 18:41:14,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#6 [2025-02-07 18:41:14,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#7 [2025-02-07 18:41:14,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-07 18:41:14,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-07 18:41:14,006 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-07 18:41:14,006 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-07 18:41:14,006 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-07 18:41:14,006 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-07 18:41:14,006 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-07 18:41:14,006 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-07 18:41:14,006 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-02-07 18:41:14,006 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-02-07 18:41:14,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-07 18:41:14,118 INFO L257 CfgBuilder]: Building ICFG [2025-02-07 18:41:14,120 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-07 18:41:14,403 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-02-07 18:41:14,404 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L169: isinf_double_~hx~2#1 := isinf_double_~hx~2#1 % 2147483648; [2025-02-07 18:41:14,404 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L170: isinf_double_~hx~2#1 := (if isinf_double_#t~bitwise23#1 % 4294967296 % 4294967296 <= 2147483647 then isinf_double_#t~bitwise23#1 % 4294967296 % 4294967296 else isinf_double_#t~bitwise23#1 % 4294967296 % 4294967296 - 4294967296);havoc isinf_double_#t~bitwise22#1;havoc isinf_double_#t~bitwise23#1;isinf_double_~hx~2#1 := 2146435072 - isinf_double_~hx~2#1; [2025-02-07 18:41:14,404 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L170-1: [2025-02-07 18:41:14,404 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L170-2: havoc isinf_double_#t~bitwise23#1;assume (isinf_double_#t~bitwise23#1 % 4294967296 >= isinf_double_~hx~2#1 % 4294967296 && isinf_double_#t~bitwise23#1 % 4294967296 >= isinf_double_#t~bitwise22#1 % 4294967296 / 2147483648 % 4294967296) && isinf_double_#t~bitwise23#1 % 4294967296 <= isinf_double_~hx~2#1 % 4294967296 + isinf_double_#t~bitwise22#1 % 4294967296 / 2147483648 % 4294967296; [2025-02-07 18:41:14,404 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L170-3: assume 0 == isinf_double_#t~bitwise22#1 % 4294967296 / 2147483648 % 4294967296;isinf_double_#t~bitwise23#1 := isinf_double_~hx~2#1; [2025-02-07 18:41:14,404 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L170-3: assume !(0 == isinf_double_#t~bitwise22#1 % 4294967296 / 2147483648 % 4294967296); [2025-02-07 18:41:14,404 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L170-4: assume 0 == isinf_double_~hx~2#1 % 4294967296 || isinf_double_~hx~2#1 % 4294967296 == isinf_double_#t~bitwise22#1 % 4294967296 / 2147483648 % 4294967296;isinf_double_#t~bitwise23#1 := isinf_double_#t~bitwise22#1 % 4294967296 / 2147483648; [2025-02-07 18:41:14,404 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L170-4: assume !(0 == isinf_double_~hx~2#1 % 4294967296 || isinf_double_~hx~2#1 % 4294967296 == isinf_double_#t~bitwise22#1 % 4294967296 / 2147483648 % 4294967296); [2025-02-07 18:41:14,404 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L170-5: [2025-02-07 18:41:14,404 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L170-6: havoc isinf_double_#t~bitwise22#1;assume (((((isinf_double_~lx~2#1 < 0 && -isinf_double_~lx~2#1 >= 0) || isinf_double_#t~bitwise22#1 >= -isinf_double_~lx~2#1) && ((isinf_double_~lx~2#1 >= 0 && -isinf_double_~lx~2#1 < 0) || isinf_double_#t~bitwise22#1 >= isinf_double_~lx~2#1)) && ((isinf_double_~lx~2#1 < 0 || -isinf_double_~lx~2#1 < 0) || isinf_double_#t~bitwise22#1 <= isinf_double_~lx~2#1 + -isinf_double_~lx~2#1)) && ((isinf_double_~lx~2#1 >= 0 && -isinf_double_~lx~2#1 >= 0) || isinf_double_#t~bitwise22#1 < 0)) && isinf_double_#t~bitwise22#1 <= 2147483647; [2025-02-07 18:41:14,405 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L170-7: assume 0 == -isinf_double_~lx~2#1;isinf_double_#t~bitwise22#1 := isinf_double_~lx~2#1; [2025-02-07 18:41:14,405 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L170-7: assume !(0 == -isinf_double_~lx~2#1); [2025-02-07 18:41:14,405 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L170-8: assume 0 == isinf_double_~lx~2#1 || isinf_double_~lx~2#1 == -isinf_double_~lx~2#1;isinf_double_#t~bitwise22#1 := -isinf_double_~lx~2#1; [2025-02-07 18:41:14,405 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L170-8: assume !(0 == isinf_double_~lx~2#1 || isinf_double_~lx~2#1 == -isinf_double_~lx~2#1); [2025-02-07 18:41:14,405 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L187: assume 0 == main_#t~ret26#1;havoc main_#t~ret26#1; [2025-02-07 18:41:14,405 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L187: assume !(0 == main_#t~ret26#1);havoc main_#t~ret26#1;main_#res#1 := 0;#t~ret27#1 := main_#res#1;havoc main_#t~ret25#1, main_#t~ret26#1, main_~x~0#1, main_~res~0#1;assume { :end_inline_main } true; [2025-02-07 18:41:14,405 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L163: assume true; [2025-02-07 18:41:14,405 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L163: assume !true; [2025-02-07 18:41:14,405 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L163-1: assume false; [2025-02-07 18:41:14,405 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L163-1: assume !false; [2025-02-07 18:41:14,405 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L188: assume false;main_#res#1 := 1; [2025-02-07 18:41:14,405 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L188: assume !false; [2025-02-07 18:41:14,405 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L172: havoc isinf_double_#t~bitwise24#1; [2025-02-07 18:41:14,406 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L172-1: main_#t~ret26#1 := isinf_double_#res#1;havoc isinf_double_#t~mem20#1, isinf_double_#t~mem21#1, isinf_double_~#ew_u~2#1.base, isinf_double_~#ew_u~2#1.offset, isinf_double_#t~bitwise22#1, isinf_double_#t~bitwise23#1, isinf_double_#t~bitwise24#1, isinf_double_~x#1, isinf_double_~hx~2#1, isinf_double_~lx~2#1;havoc isinf_double_#in~x#1;assume { :end_inline_isinf_double } true;assume -2147483648 <= main_#t~ret26#1 && main_#t~ret26#1 <= 2147483647; [2025-02-07 18:41:14,406 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L172-2: isinf_double_#res#1 := 1 - (if isinf_double_#t~bitwise24#1 % 4294967296 / 2147483648 % 4294967296 % 4294967296 <= 2147483647 then isinf_double_#t~bitwise24#1 % 4294967296 / 2147483648 % 4294967296 % 4294967296 else isinf_double_#t~bitwise24#1 % 4294967296 / 2147483648 % 4294967296 % 4294967296 - 4294967296);havoc isinf_double_#t~bitwise24#1; [2025-02-07 18:41:14,406 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L172-3: [2025-02-07 18:41:14,406 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L172-4: havoc isinf_double_#t~bitwise24#1;assume (((((isinf_double_~hx~2#1 < 0 && -isinf_double_~hx~2#1 >= 0) || isinf_double_#t~bitwise24#1 >= -isinf_double_~hx~2#1) && ((isinf_double_~hx~2#1 >= 0 && -isinf_double_~hx~2#1 < 0) || isinf_double_#t~bitwise24#1 >= isinf_double_~hx~2#1)) && ((isinf_double_~hx~2#1 < 0 || -isinf_double_~hx~2#1 < 0) || isinf_double_#t~bitwise24#1 <= isinf_double_~hx~2#1 + -isinf_double_~hx~2#1)) && ((isinf_double_~hx~2#1 >= 0 && -isinf_double_~hx~2#1 >= 0) || isinf_double_#t~bitwise24#1 < 0)) && isinf_double_#t~bitwise24#1 <= 2147483647; [2025-02-07 18:41:14,406 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L172-5: assume 0 == -isinf_double_~hx~2#1;isinf_double_#t~bitwise24#1 := isinf_double_~hx~2#1; [2025-02-07 18:41:14,406 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L172-5: assume !(0 == -isinf_double_~hx~2#1); [2025-02-07 18:41:14,406 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L172-6: assume 0 == isinf_double_~hx~2#1 || isinf_double_~hx~2#1 == -isinf_double_~hx~2#1;isinf_double_#t~bitwise24#1 := -isinf_double_~hx~2#1; [2025-02-07 18:41:14,406 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L172-6: assume !(0 == isinf_double_~hx~2#1 || isinf_double_~hx~2#1 == -isinf_double_~hx~2#1); [2025-02-07 18:41:14,406 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L164: assume true; [2025-02-07 18:41:14,406 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L164: assume !true;call isinf_double_~#ew_u~2#1.base, isinf_double_~#ew_u~2#1.offset := #Ultimate.allocOnStack(8);call write~real#3(isinf_double_~x#1, isinf_double_~#ew_u~2#1.base, isinf_double_~#ew_u~2#1.offset, 8);call isinf_double_#t~mem20#1 := read~int#3(isinf_double_~#ew_u~2#1.base, 4 + isinf_double_~#ew_u~2#1.offset, 4);isinf_double_~hx~2#1 := (if isinf_double_#t~mem20#1 % 4294967296 % 4294967296 <= 2147483647 then isinf_double_#t~mem20#1 % 4294967296 % 4294967296 else isinf_double_#t~mem20#1 % 4294967296 % 4294967296 - 4294967296);havoc isinf_double_#t~mem20#1;call isinf_double_#t~mem21#1 := read~int#3(isinf_double_~#ew_u~2#1.base, isinf_double_~#ew_u~2#1.offset, 4);isinf_double_~lx~2#1 := (if isinf_double_#t~mem21#1 % 4294967296 % 4294967296 <= 2147483647 then isinf_double_#t~mem21#1 % 4294967296 % 4294967296 else isinf_double_#t~mem21#1 % 4294967296 % 4294967296 - 4294967296);call ULTIMATE.dealloc(isinf_double_~#ew_u~2#1.base, isinf_double_~#ew_u~2#1.offset);havoc isinf_double_~#ew_u~2#1.base, isinf_double_~#ew_u~2#1.offset;havoc isinf_double_~#ew_u~2#1.base, isinf_double_~#ew_u~2#1.offset;havoc isinf_double_#t~mem21#1; [2025-02-07 18:41:14,407 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L164-1: assume false; [2025-02-07 18:41:14,407 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L164-1: assume !false; [2025-02-07 18:41:14,407 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L156: __ieee754_log10_#t~ret19#1 := __ieee754_log_#res#1;havoc __ieee754_log_#t~mem4#1, __ieee754_log_#t~mem5#1, __ieee754_log_~#ew_u~0#1.base, __ieee754_log_~#ew_u~0#1.offset, __ieee754_log_#t~bitwise6#1, __ieee754_log_#t~mem7#1, __ieee754_log_~#gh_u~0#1.base, __ieee754_log_~#gh_u~0#1.offset, __ieee754_log_#t~bitwise8#1, __ieee754_log_#t~bitwise9#1, __ieee754_log_#t~bitwise10#1, __ieee754_log_#t~mem11#1, __ieee754_log_~#sh_u~0#1.base, __ieee754_log_~#sh_u~0#1.offset, __ieee754_log_#t~bitwise12#1, __ieee754_log_~x#1, __ieee754_log_~hfsq~0#1, __ieee754_log_~f~0#1, __ieee754_log_~s~0#1, __ieee754_log_~z~0#1, __ieee754_log_~R~0#1, __ieee754_log_~w~0#1, __ieee754_log_~t1~0#1, __ieee754_log_~t2~0#1, __ieee754_log_~dk~0#1, __ieee754_log_~k~0#1, __ieee754_log_~hx~0#1, __ieee754_log_~i~0#1, __ieee754_log_~j~0#1, __ieee754_log_~lx~0#1;havoc __ieee754_log_#in~x#1;assume { :end_inline___ieee754_log } true;__ieee754_log10_~z~1#1 := ~someBinaryArithmeticDOUBLEoperation(~someBinaryArithmeticDOUBLEoperation(__ieee754_log10_~y~0#1, ~log10_2lo_log10~0), ~someBinaryArithmeticDOUBLEoperation(~ivln10_log10~0, __ieee754_log10_#t~ret19#1));havoc __ieee754_log10_#t~ret19#1;__ieee754_log10_#res#1 := ~someBinaryArithmeticDOUBLEoperation(__ieee754_log10_~z~1#1, ~someBinaryArithmeticDOUBLEoperation(__ieee754_log10_~y~0#1, ~log10_2hi_log10~0));main_#t~ret25#1 := __ieee754_log10_#res#1;havoc __ieee754_log10_#t~mem13#1, __ieee754_log10_#t~mem14#1, __ieee754_log10_~#ew_u~1#1.base, __ieee754_log10_~#ew_u~1#1.offset, __ieee754_log10_#t~bitwise15#1, __ieee754_log10_#t~mem16#1, __ieee754_log10_~#gh_u~1#1.base, __ieee754_log10_~#gh_u~1#1.offset, __ieee754_log10_#t~bitwise17#1, __ieee754_log10_#t~mem18#1, __ieee754_log10_~#sh_u~1#1.base, __ieee754_log10_~#sh_u~1#1.offset, __ieee754_log10_#t~ret19#1, __ieee754_log10_~x#1, __ieee754_log10_~y~0#1, __ieee754_log10_~z~1#1, __ieee754_log10_~i~1#1, __ieee754_log10_~k~1#1, __ieee754_log10_~hx~1#1, __ieee754_log10_~lx~1#1;havoc __ieee754_log10_#in~x#1;assume { :end_inline___ieee754_log10 } true;main_~res~0#1 := main_#t~ret25#1;havoc main_#t~ret25#1;assume { :begin_inline_isinf_double } true;isinf_double_#in~x#1 := main_~res~0#1;havoc isinf_double_#res#1;havoc isinf_double_#t~mem20#1, isinf_double_#t~mem21#1, isinf_double_~#ew_u~2#1.base, isinf_double_~#ew_u~2#1.offset, isinf_double_#t~bitwise22#1, isinf_double_#t~bitwise23#1, isinf_double_#t~bitwise24#1, isinf_double_~x#1, isinf_double_~hx~2#1, isinf_double_~lx~2#1;isinf_double_~x#1 := isinf_double_#in~x#1;havoc isinf_double_~hx~2#1;havoc isinf_double_~lx~2#1; [2025-02-07 18:41:14,416 INFO L? ?]: Removed 47 outVars from TransFormulas that were not future-live. [2025-02-07 18:41:14,416 INFO L308 CfgBuilder]: Performing block encoding [2025-02-07 18:41:14,438 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-07 18:41:14,438 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-07 18:41:14,438 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:41:14 BoogieIcfgContainer [2025-02-07 18:41:14,438 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-07 18:41:14,441 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-07 18:41:14,443 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-07 18:41:14,446 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-07 18:41:14,446 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 06:41:13" (1/3) ... [2025-02-07 18:41:14,447 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19ca444f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 06:41:14, skipping insertion in model container [2025-02-07 18:41:14,447 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:41:13" (2/3) ... [2025-02-07 18:41:14,447 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19ca444f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 06:41:14, skipping insertion in model container [2025-02-07 18:41:14,448 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:41:14" (3/3) ... [2025-02-07 18:41:14,449 INFO L128 eAbstractionObserver]: Analyzing ICFG double_req_bl_0981.c [2025-02-07 18:41:14,462 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-07 18:41:14,464 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG double_req_bl_0981.c that has 1 procedures, 79 locations, 1 initial locations, 14 loop locations, and 8 error locations. [2025-02-07 18:41:14,508 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-07 18:41:14,515 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;@2b5a8145, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-07 18:41:14,515 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2025-02-07 18:41:14,518 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 70 states have (on average 1.7714285714285714) internal successors, (124), 77 states have internal predecessors, (124), 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 18:41:14,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2025-02-07 18:41:14,522 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 18:41:14,522 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2025-02-07 18:41:14,523 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ULTIMATE.startErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 5 more)] === [2025-02-07 18:41:14,526 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 18:41:14,526 INFO L85 PathProgramCache]: Analyzing trace with hash 6955166, now seen corresponding path program 1 times [2025-02-07 18:41:14,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 18:41:14,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865684757] [2025-02-07 18:41:14,532 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 18:41:14,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 18:41:14,590 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-07 18:41:14,603 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-07 18:41:14,604 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 18:41:14,607 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-07 18:41:14,608 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-07 18:41:14,611 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-07 18:41:14,617 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-07 18:41:14,618 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 18:41:14,618 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-07 18:41:14,632 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-07 18:41:14,633 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-07 18:41:14,634 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONUNSUPPORTED_FEATURE (7 of 8 remaining) [2025-02-07 18:41:14,636 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 8 remaining) [2025-02-07 18:41:14,636 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE (5 of 8 remaining) [2025-02-07 18:41:14,636 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (4 of 8 remaining) [2025-02-07 18:41:14,636 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONUNSUPPORTED_FEATURE (3 of 8 remaining) [2025-02-07 18:41:14,636 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONUNSUPPORTED_FEATURE (2 of 8 remaining) [2025-02-07 18:41:14,636 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONUNSUPPORTED_FEATURE (1 of 8 remaining) [2025-02-07 18:41:14,637 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONUNSUPPORTED_FEATURE (0 of 8 remaining) [2025-02-07 18:41:14,638 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-07 18:41:14,640 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2025-02-07 18:41:14,656 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-07 18:41:14,660 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 06:41:14 BoogieIcfgContainer [2025-02-07 18:41:14,660 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-07 18:41:14,661 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-07 18:41:14,661 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-07 18:41:14,662 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-07 18:41:14,662 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:41:14" (3/4) ... [2025-02-07 18:41:14,664 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-07 18:41:14,664 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-07 18:41:14,666 INFO L158 Benchmark]: Toolchain (without parser) took 1077.76ms. Allocated memory is still 142.6MB. Free memory was 113.2MB in the beginning and 49.3MB in the end (delta: 63.9MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2025-02-07 18:41:14,666 INFO L158 Benchmark]: CDTParser took 1.10ms. Allocated memory is still 201.3MB. Free memory is still 125.0MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:41:14,666 INFO L158 Benchmark]: CACSL2BoogieTranslator took 256.94ms. Allocated memory is still 142.6MB. Free memory was 113.2MB in the beginning and 98.5MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-07 18:41:14,667 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.15ms. Allocated memory is still 142.6MB. Free memory was 98.5MB in the beginning and 96.3MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:41:14,667 INFO L158 Benchmark]: Boogie Preprocessor took 61.30ms. Allocated memory is still 142.6MB. Free memory was 96.3MB in the beginning and 93.4MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:41:14,667 INFO L158 Benchmark]: IcfgBuilder took 489.33ms. Allocated memory is still 142.6MB. Free memory was 93.4MB in the beginning and 63.9MB in the end (delta: 29.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-02-07 18:41:14,668 INFO L158 Benchmark]: TraceAbstraction took 219.00ms. Allocated memory is still 142.6MB. Free memory was 63.9MB in the beginning and 49.3MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-07 18:41:14,669 INFO L158 Benchmark]: Witness Printer took 3.72ms. Allocated memory is still 142.6MB. Free memory is still 49.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:41:14,670 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.10ms. Allocated memory is still 201.3MB. Free memory is still 125.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 256.94ms. Allocated memory is still 142.6MB. Free memory was 113.2MB in the beginning and 98.5MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.15ms. Allocated memory is still 142.6MB. Free memory was 98.5MB in the beginning and 96.3MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 61.30ms. Allocated memory is still 142.6MB. Free memory was 96.3MB in the beginning and 93.4MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 489.33ms. Allocated memory is still 142.6MB. Free memory was 93.4MB in the beginning and 63.9MB in the end (delta: 29.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 219.00ms. Allocated memory is still 142.6MB. Free memory was 63.9MB in the beginning and 49.3MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 3.72ms. Allocated memory is still 142.6MB. Free memory is still 49.3MB. 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: 124]: 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 someBinaryArithmeticDOUBLEoperation at line 183, overapproximation of union with floats in the HoenickeLindenmann_Original memory model at line 124. Possible FailurePath: [L17-L26] static const double ln2_hi_log = 6.93147180369123816490e-01, ln2_lo_log = 1.90821492927058770002e-10, two54_log = 1.80143985094819840000e+16, Lg1_log = 6.666666666666735130e-01, Lg2_log = 3.999999999940941908e-01, Lg3_log = 2.857142874366239149e-01, Lg4_log = 2.222219843214978396e-01, Lg5_log = 1.818357216161805012e-01, Lg6_log = 1.531383769920937332e-01, Lg7_log = 1.479819860511658591e-01; [L28] static const double zero = 0.0; [L111-L114] static const double two54_log10 = 1.80143985094819840000e+16, ivln10_log10 = 4.34294481903251816668e-01, log10_2hi_log10 = 3.01029995663611771306e-01, log10_2lo_log10 = 3.69423907715893078616e-13; [L116] static const double zero_log10 = 0.0; [L183] double x = 1.0 / 0.0; [L184] CALL __ieee754_log10(x) [L119] double y, z; [L120] __int32_t i, k, hx; [L121] __uint32_t lx; VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ivln10_log10=108573620475812954167/250000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log10=18014398509481984, two54_log=18014398509481984, x=18014398509481988, zero=0, zero_log10=0] [L128] COND TRUE 0 VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ivln10_log10=108573620475812954167/250000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log10=18014398509481984, two54_log=18014398509481984, zero=0, zero_log10=0] [L124] ieee_double_shape_type ew_u; VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ivln10_log10=108573620475812954167/250000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log10=18014398509481984, two54_log=18014398509481984, x=18014398509481988, zero=0, zero_log10=0] - UnprovableResult [Line: 188]: 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: 164]: 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: 62]: 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: 51]: 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: 36]: 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: 151]: 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: 139]: 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, 79 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, 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=78occurred 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 18:41:14,693 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, 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/double_req_bl_0981.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 58ac0589d73c462785a1e0525d17b3b74f7db66a56b5cb7df3664daf67476919 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-07 18:41:16,891 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-07 18:41:16,985 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-02-07 18:41:16,989 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-07 18:41:16,990 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-07 18:41:17,008 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-07 18:41:17,008 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-07 18:41:17,008 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-07 18:41:17,009 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-07 18:41:17,009 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-07 18:41:17,009 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-07 18:41:17,009 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-07 18:41:17,009 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-07 18:41:17,009 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-07 18:41:17,009 INFO L153 SettingsManager]: * Use SBE=true [2025-02-07 18:41:17,009 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-07 18:41:17,010 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-07 18:41:17,010 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-07 18:41:17,010 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-07 18:41:17,010 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-07 18:41:17,010 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-07 18:41:17,010 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-07 18:41:17,010 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-07 18:41:17,010 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-02-07 18:41:17,010 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-02-07 18:41:17,010 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-02-07 18:41:17,010 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-07 18:41:17,010 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-07 18:41:17,010 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-07 18:41:17,011 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-07 18:41:17,011 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-07 18:41:17,011 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-07 18:41:17,011 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-07 18:41:17,011 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-07 18:41:17,011 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 18:41:17,011 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-07 18:41:17,011 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-07 18:41:17,011 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-07 18:41:17,011 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-07 18:41:17,011 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-02-07 18:41:17,011 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-02-07 18:41:17,012 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-07 18:41:17,012 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-07 18:41:17,012 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-07 18:41:17,012 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-07 18:41:17,012 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 -> 58ac0589d73c462785a1e0525d17b3b74f7db66a56b5cb7df3664daf67476919 [2025-02-07 18:41:17,264 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-07 18:41:17,271 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-07 18:41:17,274 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-07 18:41:17,275 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-07 18:41:17,275 INFO L274 PluginConnector]: CDTParser initialized [2025-02-07 18:41:17,278 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0981.c [2025-02-07 18:41:18,540 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/af5b5f5d7/e0fcf741dc234b11ad6968ff5d9299fd/FLAG13bd1a152 [2025-02-07 18:41:18,760 INFO L384 CDTParser]: Found 1 translation units. [2025-02-07 18:41:18,760 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0981.c [2025-02-07 18:41:18,768 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/af5b5f5d7/e0fcf741dc234b11ad6968ff5d9299fd/FLAG13bd1a152 [2025-02-07 18:41:18,781 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/af5b5f5d7/e0fcf741dc234b11ad6968ff5d9299fd [2025-02-07 18:41:18,784 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-07 18:41:18,786 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-07 18:41:18,787 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-07 18:41:18,788 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-07 18:41:18,791 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-07 18:41:18,791 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 06:41:18" (1/1) ... [2025-02-07 18:41:18,792 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73431a53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:41:18, skipping insertion in model container [2025-02-07 18:41:18,793 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 06:41:18" (1/1) ... [2025-02-07 18:41:18,807 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-07 18:41:18,943 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/double_req_bl_0981.c[4783,4796] [2025-02-07 18:41:18,946 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 18:41:18,959 INFO L200 MainTranslator]: Completed pre-run [2025-02-07 18:41:19,004 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/double_req_bl_0981.c[4783,4796] [2025-02-07 18:41:19,007 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 18:41:19,021 INFO L204 MainTranslator]: Completed translation [2025-02-07 18:41:19,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:41:19 WrapperNode [2025-02-07 18:41:19,022 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-07 18:41:19,024 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-07 18:41:19,024 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-07 18:41:19,024 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-07 18:41:19,028 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:41:19" (1/1) ... [2025-02-07 18:41:19,041 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:41:19" (1/1) ... [2025-02-07 18:41:19,068 INFO L138 Inliner]: procedures = 21, calls = 43, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 234 [2025-02-07 18:41:19,068 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-07 18:41:19,069 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-07 18:41:19,069 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-07 18:41:19,069 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-07 18:41:19,075 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:41:19" (1/1) ... [2025-02-07 18:41:19,076 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:41:19" (1/1) ... [2025-02-07 18:41:19,079 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:41:19" (1/1) ... [2025-02-07 18:41:19,095 INFO L175 MemorySlicer]: Split 21 memory accesses to 8 slices as follows [2, 2, 3, 3, 3, 2, 3, 3]. 14 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0, 0, 0, 0]. The 9 writes are split as follows [0, 1, 2, 1, 2, 1, 1, 1]. [2025-02-07 18:41:19,098 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:41:19" (1/1) ... [2025-02-07 18:41:19,099 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:41:19" (1/1) ... [2025-02-07 18:41:19,117 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:41:19" (1/1) ... [2025-02-07 18:41:19,121 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:41:19" (1/1) ... [2025-02-07 18:41:19,123 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:41:19" (1/1) ... [2025-02-07 18:41:19,127 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:41:19" (1/1) ... [2025-02-07 18:41:19,130 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-07 18:41:19,134 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-07 18:41:19,134 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-07 18:41:19,134 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-07 18:41:19,135 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:41:19" (1/1) ... [2025-02-07 18:41:19,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 18:41:19,153 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 18:41:19,163 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 18:41:19,165 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 18:41:19,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-07 18:41:19,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2025-02-07 18:41:19,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2025-02-07 18:41:19,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2025-02-07 18:41:19,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2025-02-07 18:41:19,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2025-02-07 18:41:19,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2025-02-07 18:41:19,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2025-02-07 18:41:19,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2025-02-07 18:41:19,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2025-02-07 18:41:19,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2025-02-07 18:41:19,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#2 [2025-02-07 18:41:19,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#3 [2025-02-07 18:41:19,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#4 [2025-02-07 18:41:19,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#5 [2025-02-07 18:41:19,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#6 [2025-02-07 18:41:19,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#7 [2025-02-07 18:41:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-02-07 18:41:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2025-02-07 18:41:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2025-02-07 18:41:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2025-02-07 18:41:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2025-02-07 18:41:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2025-02-07 18:41:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2025-02-07 18:41:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2025-02-07 18:41:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-07 18:41:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2025-02-07 18:41:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2025-02-07 18:41:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2025-02-07 18:41:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2025-02-07 18:41:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2025-02-07 18:41:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2025-02-07 18:41:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2025-02-07 18:41:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2025-02-07 18:41:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-07 18:41:19,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-07 18:41:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2025-02-07 18:41:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2025-02-07 18:41:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2025-02-07 18:41:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2025-02-07 18:41:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2025-02-07 18:41:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2025-02-07 18:41:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2025-02-07 18:41:19,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2025-02-07 18:41:19,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-07 18:41:19,298 INFO L257 CfgBuilder]: Building ICFG [2025-02-07 18:41:19,299 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-07 18:42:23,746 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L188: assume false;main_#res#1 := 1bv32; [2025-02-07 18:42:23,747 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L188: assume !false; [2025-02-07 18:42:23,747 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-02-07 18:42:23,747 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L156: __ieee754_log10_#t~ret12#1 := __ieee754_log_#res#1;havoc __ieee754_log_#t~mem4#1, __ieee754_log_#t~mem5#1, __ieee754_log_~#ew_u~0#1.base, __ieee754_log_~#ew_u~0#1.offset, __ieee754_log_#t~mem6#1, __ieee754_log_~#gh_u~0#1.base, __ieee754_log_~#gh_u~0#1.offset, __ieee754_log_#t~mem7#1, __ieee754_log_~#sh_u~0#1.base, __ieee754_log_~#sh_u~0#1.offset, __ieee754_log_~x#1, __ieee754_log_~hfsq~0#1, __ieee754_log_~f~0#1, __ieee754_log_~s~0#1, __ieee754_log_~z~0#1, __ieee754_log_~R~0#1, __ieee754_log_~w~0#1, __ieee754_log_~t1~0#1, __ieee754_log_~t2~0#1, __ieee754_log_~dk~0#1, __ieee754_log_~k~0#1, __ieee754_log_~hx~0#1, __ieee754_log_~i~0#1, __ieee754_log_~j~0#1, __ieee754_log_~lx~0#1;havoc __ieee754_log_#in~x#1;assume { :end_inline___ieee754_log } true;__ieee754_log10_~z~1#1 := ~fp.add~64(currentRoundingMode, ~fp.mul~64(currentRoundingMode, __ieee754_log10_~y~0#1, ~log10_2lo_log10~0), ~fp.mul~64(currentRoundingMode, ~ivln10_log10~0, __ieee754_log10_#t~ret12#1));havoc __ieee754_log10_#t~ret12#1;__ieee754_log10_#res#1 := ~fp.add~64(currentRoundingMode, __ieee754_log10_~z~1#1, ~fp.mul~64(currentRoundingMode, __ieee754_log10_~y~0#1, ~log10_2hi_log10~0));main_#t~ret15#1 := __ieee754_log10_#res#1;havoc __ieee754_log10_#t~mem8#1, __ieee754_log10_#t~mem9#1, __ieee754_log10_~#ew_u~1#1.base, __ieee754_log10_~#ew_u~1#1.offset, __ieee754_log10_#t~mem10#1, __ieee754_log10_~#gh_u~1#1.base, __ieee754_log10_~#gh_u~1#1.offset, __ieee754_log10_#t~mem11#1, __ieee754_log10_~#sh_u~1#1.base, __ieee754_log10_~#sh_u~1#1.offset, __ieee754_log10_#t~ret12#1, __ieee754_log10_~x#1, __ieee754_log10_~y~0#1, __ieee754_log10_~z~1#1, __ieee754_log10_~i~1#1, __ieee754_log10_~k~1#1, __ieee754_log10_~hx~1#1, __ieee754_log10_~lx~1#1;havoc __ieee754_log10_#in~x#1;assume { :end_inline___ieee754_log10 } true;main_~res~0#1 := main_#t~ret15#1;havoc main_#t~ret15#1;assume { :begin_inline_isinf_double } true;isinf_double_#in~x#1 := main_~res~0#1;havoc isinf_double_#res#1;havoc isinf_double_#t~mem13#1, isinf_double_#t~mem14#1, isinf_double_~#ew_u~2#1.base, isinf_double_~#ew_u~2#1.offset, isinf_double_~x#1, isinf_double_~hx~2#1, isinf_double_~lx~2#1;isinf_double_~x#1 := isinf_double_#in~x#1;havoc isinf_double_~hx~2#1;havoc isinf_double_~lx~2#1; [2025-02-07 18:42:23,747 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L169: isinf_double_~hx~2#1 := ~bvand~32(2147483647bv32, isinf_double_~hx~2#1);isinf_double_~hx~2#1 := ~bvor~32(isinf_double_~hx~2#1, ~bvlshr~32(~bvor~32(isinf_double_~lx~2#1, ~bvneg~32(isinf_double_~lx~2#1)), 31bv32));isinf_double_~hx~2#1 := ~bvsub~32(2146435072bv32, isinf_double_~hx~2#1);isinf_double_#res#1 := ~bvsub~32(1bv32, ~bvlshr~32(~bvor~32(isinf_double_~hx~2#1, ~bvneg~32(isinf_double_~hx~2#1)), 31bv32));main_#t~ret16#1 := isinf_double_#res#1;havoc isinf_double_#t~mem13#1, isinf_double_#t~mem14#1, isinf_double_~#ew_u~2#1.base, isinf_double_~#ew_u~2#1.offset, isinf_double_~x#1, isinf_double_~hx~2#1, isinf_double_~lx~2#1;havoc isinf_double_#in~x#1;assume { :end_inline_isinf_double } true; [2025-02-07 18:42:23,747 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L187: assume 0bv32 == main_#t~ret16#1;havoc main_#t~ret16#1; [2025-02-07 18:42:23,747 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L187: assume !(0bv32 == main_#t~ret16#1);havoc main_#t~ret16#1;main_#res#1 := 0bv32;#t~ret17#1 := main_#res#1;havoc main_#t~ret15#1, main_#t~ret16#1, main_~x~0#1, main_~res~0#1;assume { :end_inline_main } true; [2025-02-07 18:42:23,747 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L163: assume true;call isinf_double_~#ew_u~2#1.base, isinf_double_~#ew_u~2#1.offset := #Ultimate.allocOnStack(8bv32);call write~intFLOATTYPE8#3(isinf_double_~x#1, isinf_double_~#ew_u~2#1.base, isinf_double_~#ew_u~2#1.offset, 8bv32);call isinf_double_#t~mem13#1 := read~intINTTYPE4#3(isinf_double_~#ew_u~2#1.base, ~bvadd~32(4bv32, isinf_double_~#ew_u~2#1.offset), 4bv32);isinf_double_~hx~2#1 := isinf_double_#t~mem13#1;havoc isinf_double_#t~mem13#1;call isinf_double_#t~mem14#1 := read~intINTTYPE4#3(isinf_double_~#ew_u~2#1.base, isinf_double_~#ew_u~2#1.offset, 4bv32);isinf_double_~lx~2#1 := isinf_double_#t~mem14#1;call ULTIMATE.dealloc(isinf_double_~#ew_u~2#1.base, isinf_double_~#ew_u~2#1.offset);havoc isinf_double_~#ew_u~2#1.base, isinf_double_~#ew_u~2#1.offset;havoc isinf_double_~#ew_u~2#1.base, isinf_double_~#ew_u~2#1.offset;havoc isinf_double_#t~mem14#1; [2025-02-07 18:42:23,747 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L163: assume !true; [2025-02-07 18:42:23,747 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L163-1: assume false; [2025-02-07 18:42:23,747 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L163-1: assume !false; [2025-02-07 18:42:23,780 INFO L? ?]: Removed 77 outVars from TransFormulas that were not future-live. [2025-02-07 18:42:23,780 INFO L308 CfgBuilder]: Performing block encoding [2025-02-07 18:42:23,792 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-07 18:42:23,792 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-07 18:42:23,792 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:42:23 BoogieIcfgContainer [2025-02-07 18:42:23,792 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-07 18:42:23,795 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-07 18:42:23,795 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-07 18:42:23,803 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-07 18:42:23,804 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 06:41:18" (1/3) ... [2025-02-07 18:42:23,804 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b282d9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 06:42:23, skipping insertion in model container [2025-02-07 18:42:23,804 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:41:19" (2/3) ... [2025-02-07 18:42:23,804 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b282d9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 06:42:23, skipping insertion in model container [2025-02-07 18:42:23,805 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:42:23" (3/3) ... [2025-02-07 18:42:23,808 INFO L128 eAbstractionObserver]: Analyzing ICFG double_req_bl_0981.c [2025-02-07 18:42:23,818 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-07 18:42:23,819 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG double_req_bl_0981.c that has 1 procedures, 35 locations, 1 initial locations, 7 loop locations, and 1 error locations. [2025-02-07 18:42:23,854 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-07 18:42:23,866 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;@7c9bfb87, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-07 18:42:23,866 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-07 18:42:23,869 INFO L276 IsEmpty]: Start isEmpty. Operand has 34 states, 32 states have (on average 1.84375) internal successors, (59), 33 states have internal predecessors, (59), 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 18:42:23,873 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-07 18:42:23,875 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-07 18:42:23,880 INFO L422 BasicCegarLoop]: Path program histogram: [] [2025-02-07 18:42:23,885 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 34 states, 32 states have (on average 1.84375) internal successors, (59), 33 states have internal predecessors, (59), 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 18:42:23,899 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-07 18:42:23,906 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 06:42:23 BoogieIcfgContainer [2025-02-07 18:42:23,907 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-07 18:42:23,908 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-07 18:42:23,909 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-07 18:42:23,909 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-07 18:42:23,909 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:42:23" (3/4) ... [2025-02-07 18:42:23,910 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-07 18:42:23,916 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2025-02-07 18:42:23,917 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2025-02-07 18:42:23,917 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2025-02-07 18:42:23,917 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-07 18:42:23,987 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-07 18:42:23,987 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-07 18:42:23,987 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-07 18:42:23,988 INFO L158 Benchmark]: Toolchain (without parser) took 65202.91ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 85.5MB in the end (delta: 5.6MB). Peak memory consumption was 64.3MB. Max. memory is 16.1GB. [2025-02-07 18:42:23,988 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory is still 61.8MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:42:23,989 INFO L158 Benchmark]: CACSL2BoogieTranslator took 236.16ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 76.4MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-07 18:42:23,989 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.58ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 74.5MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:42:23,989 INFO L158 Benchmark]: Boogie Preprocessor took 64.84ms. Allocated memory is still 117.4MB. Free memory was 74.3MB in the beginning and 70.9MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:42:23,989 INFO L158 Benchmark]: IcfgBuilder took 64658.32ms. Allocated memory is still 117.4MB. Free memory was 70.9MB in the beginning and 47.4MB in the end (delta: 23.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-02-07 18:42:23,989 INFO L158 Benchmark]: TraceAbstraction took 112.33ms. Allocated memory is still 117.4MB. Free memory was 46.8MB in the beginning and 39.6MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-07 18:42:23,990 INFO L158 Benchmark]: Witness Printer took 79.98ms. Allocated memory is still 117.4MB. Free memory was 39.6MB in the beginning and 85.5MB in the end (delta: -45.8MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2025-02-07 18:42:23,991 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory is still 61.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 236.16ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 76.4MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.58ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 74.5MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 64.84ms. Allocated memory is still 117.4MB. Free memory was 74.3MB in the beginning and 70.9MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 64658.32ms. Allocated memory is still 117.4MB. Free memory was 70.9MB in the beginning and 47.4MB in the end (delta: 23.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 112.33ms. Allocated memory is still 117.4MB. Free memory was 46.8MB in the beginning and 39.6MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 79.98ms. Allocated memory is still 117.4MB. Free memory was 39.6MB in the beginning and 85.5MB in the end (delta: -45.8MB). Peak memory consumption was 14.0MB. 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: 188]: 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, 35 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=34occurred 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 18:42:24,197 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2025-02-07 18:42:24,274 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE