./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1270c.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 48c9605d Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_1270c.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 575af8feb7a46b015d4374541233953a0103acadad1e9c8ea0c454cb1ee3d7f4 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-07 18:49:09,253 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-07 18:49:09,287 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-07 18:49:09,291 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-07 18:49:09,291 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-07 18:49:09,304 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-07 18:49:09,304 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-07 18:49:09,304 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-07 18:49:09,305 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-07 18:49:09,305 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-07 18:49:09,305 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-07 18:49:09,305 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-07 18:49:09,305 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-07 18:49:09,305 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-07 18:49:09,305 INFO L153 SettingsManager]: * Use SBE=true [2025-02-07 18:49:09,305 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-07 18:49:09,305 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-07 18:49:09,306 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-07 18:49:09,306 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-07 18:49:09,306 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-07 18:49:09,306 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-07 18:49:09,306 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-07 18:49:09,306 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-07 18:49:09,306 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-07 18:49:09,306 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-07 18:49:09,306 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-07 18:49:09,306 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-07 18:49:09,306 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-07 18:49:09,306 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-07 18:49:09,306 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-07 18:49:09,306 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-07 18:49:09,306 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-07 18:49:09,306 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 18:49:09,307 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-07 18:49:09,307 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-07 18:49:09,307 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-07 18:49:09,307 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-07 18:49:09,307 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-07 18:49:09,307 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-07 18:49:09,307 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-07 18:49:09,307 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-07 18:49:09,307 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-07 18:49:09,307 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-07 18:49:09,307 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 -> 575af8feb7a46b015d4374541233953a0103acadad1e9c8ea0c454cb1ee3d7f4 [2025-02-07 18:49:09,529 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-07 18:49:09,535 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-07 18:49:09,536 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-07 18:49:09,537 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-07 18:49:09,537 INFO L274 PluginConnector]: CDTParser initialized [2025-02-07 18:49:09,538 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1270c.c [2025-02-07 18:49:10,684 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/09cf5ac4b/470dfb858981496e8d7f1ab3af17c179/FLAG6f6d49731 [2025-02-07 18:49:10,944 INFO L384 CDTParser]: Found 1 translation units. [2025-02-07 18:49:10,944 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1270c.c [2025-02-07 18:49:10,957 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/09cf5ac4b/470dfb858981496e8d7f1ab3af17c179/FLAG6f6d49731 [2025-02-07 18:49:11,274 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/09cf5ac4b/470dfb858981496e8d7f1ab3af17c179 [2025-02-07 18:49:11,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-07 18:49:11,279 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-07 18:49:11,281 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-07 18:49:11,281 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-07 18:49:11,285 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-07 18:49:11,285 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 06:49:11" (1/1) ... [2025-02-07 18:49:11,286 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3678d1de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:11, skipping insertion in model container [2025-02-07 18:49:11,286 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 06:49:11" (1/1) ... [2025-02-07 18:49:11,319 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-07 18:49:11,475 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1270c.c[4703,4716] [2025-02-07 18:49:11,477 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 18:49:11,496 INFO L200 MainTranslator]: Completed pre-run [2025-02-07 18:49:11,552 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1270c.c[4703,4716] [2025-02-07 18:49:11,560 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 18:49:11,575 INFO L204 MainTranslator]: Completed translation [2025-02-07 18:49:11,577 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:11 WrapperNode [2025-02-07 18:49:11,578 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-07 18:49:11,578 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-07 18:49:11,578 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-07 18:49:11,578 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-07 18:49:11,585 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:11" (1/1) ... [2025-02-07 18:49:11,601 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:11" (1/1) ... [2025-02-07 18:49:11,628 INFO L138 Inliner]: procedures = 18, calls = 75, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 282 [2025-02-07 18:49:11,632 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-07 18:49:11,633 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-07 18:49:11,633 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-07 18:49:11,633 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-07 18:49:11,640 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:11" (1/1) ... [2025-02-07 18:49:11,640 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:11" (1/1) ... [2025-02-07 18:49:11,648 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:11" (1/1) ... [2025-02-07 18:49:11,679 INFO L175 MemorySlicer]: Split 34 memory accesses to 17 slices as follows [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2]. 6 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]. The 16 writes are split as follows [0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]. [2025-02-07 18:49:11,687 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:11" (1/1) ... [2025-02-07 18:49:11,687 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:11" (1/1) ... [2025-02-07 18:49:11,718 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:11" (1/1) ... [2025-02-07 18:49:11,726 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:11" (1/1) ... [2025-02-07 18:49:11,729 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:11" (1/1) ... [2025-02-07 18:49:11,734 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:11" (1/1) ... [2025-02-07 18:49:11,741 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-07 18:49:11,742 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-07 18:49:11,742 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-07 18:49:11,742 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-07 18:49:11,743 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:11" (1/1) ... [2025-02-07 18:49:11,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 18:49:11,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 18:49:11,779 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 18:49:11,782 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 18:49:11,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-07 18:49:11,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-07 18:49:11,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-07 18:49:11,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-07 18:49:11,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-07 18:49:11,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-07 18:49:11,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-07 18:49:11,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-02-07 18:49:11,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-02-07 18:49:11,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-02-07 18:49:11,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-02-07 18:49:11,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-02-07 18:49:11,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-02-07 18:49:11,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-02-07 18:49:11,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-02-07 18:49:11,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-02-07 18:49:11,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-02-07 18:49:11,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-02-07 18:49:11,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-07 18:49:11,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2025-02-07 18:49:11,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2025-02-07 18:49:11,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2025-02-07 18:49:11,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2025-02-07 18:49:11,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2025-02-07 18:49:11,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2025-02-07 18:49:11,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#6 [2025-02-07 18:49:11,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#7 [2025-02-07 18:49:11,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#8 [2025-02-07 18:49:11,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#9 [2025-02-07 18:49:11,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#10 [2025-02-07 18:49:11,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#11 [2025-02-07 18:49:11,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#12 [2025-02-07 18:49:11,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#13 [2025-02-07 18:49:11,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#14 [2025-02-07 18:49:11,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#15 [2025-02-07 18:49:11,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#16 [2025-02-07 18:49:11,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-07 18:49:11,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-07 18:49:11,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-07 18:49:11,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-07 18:49:11,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-07 18:49:11,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-07 18:49:11,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-02-07 18:49:11,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-02-07 18:49:11,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-02-07 18:49:11,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-02-07 18:49:11,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-02-07 18:49:11,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-02-07 18:49:11,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-02-07 18:49:11,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-02-07 18:49:11,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-02-07 18:49:11,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-02-07 18:49:11,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-02-07 18:49:11,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2025-02-07 18:49:11,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2025-02-07 18:49:11,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2025-02-07 18:49:11,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2025-02-07 18:49:11,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2025-02-07 18:49:11,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2025-02-07 18:49:11,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#6 [2025-02-07 18:49:11,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#7 [2025-02-07 18:49:11,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#8 [2025-02-07 18:49:11,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#9 [2025-02-07 18:49:11,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#10 [2025-02-07 18:49:11,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#11 [2025-02-07 18:49:11,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#12 [2025-02-07 18:49:11,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#13 [2025-02-07 18:49:11,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#14 [2025-02-07 18:49:11,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#15 [2025-02-07 18:49:11,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#16 [2025-02-07 18:49:11,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-07 18:49:11,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-07 18:49:11,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-07 18:49:11,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-07 18:49:11,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-07 18:49:11,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-07 18:49:11,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-07 18:49:11,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-07 18:49:11,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-02-07 18:49:11,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-02-07 18:49:11,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-02-07 18:49:11,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-02-07 18:49:11,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-02-07 18:49:11,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-02-07 18:49:11,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-02-07 18:49:11,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-02-07 18:49:11,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-02-07 18:49:11,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-02-07 18:49:11,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-02-07 18:49:11,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-07 18:49:11,811 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2025-02-07 18:49:11,811 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2025-02-07 18:49:11,969 INFO L257 CfgBuilder]: Building ICFG [2025-02-07 18:49:11,971 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-07 18:49:12,217 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L234: main_#t~ret26#1 := __ieee754_hypotf_#res#1;havoc __ieee754_hypotf_#t~mem9#1, __ieee754_hypotf_~#gf_u~1#1.base, __ieee754_hypotf_~#gf_u~1#1.offset, __ieee754_hypotf_#t~mem10#1, __ieee754_hypotf_~#gf_u~2#1.base, __ieee754_hypotf_~#gf_u~2#1.offset, __ieee754_hypotf_#t~mem11#1, __ieee754_hypotf_~#sf_u~1#1.base, __ieee754_hypotf_~#sf_u~1#1.offset, __ieee754_hypotf_#t~mem12#1, __ieee754_hypotf_~#sf_u~2#1.base, __ieee754_hypotf_~#sf_u~2#1.offset, __ieee754_hypotf_#t~mem13#1, __ieee754_hypotf_~#sf_u~3#1.base, __ieee754_hypotf_~#sf_u~3#1.offset, __ieee754_hypotf_#t~mem14#1, __ieee754_hypotf_~#sf_u~4#1.base, __ieee754_hypotf_~#sf_u~4#1.offset, __ieee754_hypotf_#t~mem15#1, __ieee754_hypotf_~#sf_u~5#1.base, __ieee754_hypotf_~#sf_u~5#1.offset, __ieee754_hypotf_#t~mem16#1, __ieee754_hypotf_~#sf_u~6#1.base, __ieee754_hypotf_~#sf_u~6#1.offset, __ieee754_hypotf_#t~mem17#1, __ieee754_hypotf_~#sf_u~7#1.base, __ieee754_hypotf_~#sf_u~7#1.offset, __ieee754_hypotf_#t~mem18#1, __ieee754_hypotf_~#sf_u~8#1.base, __ieee754_hypotf_~#sf_u~8#1.offset, __ieee754_hypotf_#t~ret19#1, __ieee754_hypotf_#t~mem20#1, __ieee754_hypotf_~#sf_u~9#1.base, __ieee754_hypotf_~#sf_u~9#1.offset, __ieee754_hypotf_#t~mem21#1, __ieee754_hypotf_~#sf_u~10#1.base, __ieee754_hypotf_~#sf_u~10#1.offset, __ieee754_hypotf_#t~ret22#1, __ieee754_hypotf_#t~mem23#1, __ieee754_hypotf_~#sf_u~11#1.base, __ieee754_hypotf_~#sf_u~11#1.offset, __ieee754_hypotf_~x#1, __ieee754_hypotf_~y#1, __ieee754_hypotf_~a~0#1, __ieee754_hypotf_~b~0#1, __ieee754_hypotf_~t1~0#1, __ieee754_hypotf_~t2~0#1, __ieee754_hypotf_~y1~0#1, __ieee754_hypotf_~y2~0#1, __ieee754_hypotf_~w~0#1, __ieee754_hypotf_~j~0#1, __ieee754_hypotf_~k~0#1, __ieee754_hypotf_~ha~0#1, __ieee754_hypotf_~hb~0#1;havoc __ieee754_hypotf_#in~x#1, __ieee754_hypotf_#in~y#1;assume { :end_inline___ieee754_hypotf } true;main_~res~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_isinf_float } true;isinf_float_#in~x#1 := main_~res~0#1;havoc isinf_float_#res#1;havoc isinf_float_#t~mem24#1, isinf_float_~#gf_u~3#1.base, isinf_float_~#gf_u~3#1.offset, isinf_float_~x#1, isinf_float_~ix~1#1;isinf_float_~x#1 := isinf_float_#in~x#1;havoc isinf_float_~ix~1#1; [2025-02-07 18:49:12,218 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-02-07 18:49:12,218 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L236: assume 0 == main_#t~ret27#1;havoc main_#t~ret27#1; [2025-02-07 18:49:12,218 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L236: assume !(0 == main_#t~ret27#1);havoc main_#t~ret27#1;main_#res#1 := 0;#t~ret28#1 := main_#res#1;havoc main_#t~nondet25#1, main_#t~ret26#1, main_#t~ret27#1, main_~x~0#1, main_~y~0#1, main_~res~0#1;assume { :end_inline_main } true; [2025-02-07 18:49:12,218 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L220: isinf_float_~ix~1#1 := isinf_float_~ix~1#1 % 2147483648;isinf_float_#res#1 := (if 2139095040 == isinf_float_~ix~1#1 then 1 else 0);main_#t~ret27#1 := isinf_float_#res#1;havoc isinf_float_#t~mem24#1, isinf_float_~#gf_u~3#1.base, isinf_float_~#gf_u~3#1.offset, isinf_float_~x#1, isinf_float_~ix~1#1;havoc isinf_float_#in~x#1;assume { :end_inline_isinf_float } true;assume -2147483648 <= main_#t~ret27#1 && main_#t~ret27#1 <= 2147483647; [2025-02-07 18:49:12,218 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L237: assume false;main_#res#1 := 1; [2025-02-07 18:49:12,218 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L237: assume !false; [2025-02-07 18:49:12,218 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L215: assume true; [2025-02-07 18:49:12,218 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L215: assume !true; [2025-02-07 18:49:12,219 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L215-1: assume false; [2025-02-07 18:49:12,219 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L215-1: assume !false; [2025-02-07 18:49:12,219 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L216: assume true; [2025-02-07 18:49:12,219 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L216: assume !true;call isinf_float_~#gf_u~3#1.base, isinf_float_~#gf_u~3#1.offset := #Ultimate.allocOnStack(4);call write~real#2(isinf_float_~x#1, isinf_float_~#gf_u~3#1.base, isinf_float_~#gf_u~3#1.offset, 4);call isinf_float_#t~mem24#1 := read~int#2(isinf_float_~#gf_u~3#1.base, isinf_float_~#gf_u~3#1.offset, 4);isinf_float_~ix~1#1 := (if isinf_float_#t~mem24#1 % 4294967296 % 4294967296 <= 2147483647 then isinf_float_#t~mem24#1 % 4294967296 % 4294967296 else isinf_float_#t~mem24#1 % 4294967296 % 4294967296 - 4294967296);call ULTIMATE.dealloc(isinf_float_~#gf_u~3#1.base, isinf_float_~#gf_u~3#1.offset);havoc isinf_float_~#gf_u~3#1.base, isinf_float_~#gf_u~3#1.offset;havoc isinf_float_~#gf_u~3#1.base, isinf_float_~#gf_u~3#1.offset;havoc isinf_float_#t~mem24#1; [2025-02-07 18:49:12,219 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L216-1: assume false; [2025-02-07 18:49:12,219 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L216-1: assume !false; [2025-02-07 18:49:12,228 INFO L? ?]: Removed 50 outVars from TransFormulas that were not future-live. [2025-02-07 18:49:12,228 INFO L308 CfgBuilder]: Performing block encoding [2025-02-07 18:49:12,240 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-07 18:49:12,241 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-07 18:49:12,241 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:49:12 BoogieIcfgContainer [2025-02-07 18:49:12,241 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-07 18:49:12,242 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-07 18:49:12,242 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-07 18:49:12,245 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-07 18:49:12,246 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 06:49:11" (1/3) ... [2025-02-07 18:49:12,246 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50f7efbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 06:49:12, skipping insertion in model container [2025-02-07 18:49:12,246 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:11" (2/3) ... [2025-02-07 18:49:12,246 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50f7efbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 06:49:12, skipping insertion in model container [2025-02-07 18:49:12,246 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:49:12" (3/3) ... [2025-02-07 18:49:12,247 INFO L128 eAbstractionObserver]: Analyzing ICFG float_req_bl_1270c.c [2025-02-07 18:49:12,257 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-07 18:49:12,258 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG float_req_bl_1270c.c that has 2 procedures, 131 locations, 1 initial locations, 34 loop locations, and 17 error locations. [2025-02-07 18:49:12,290 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-07 18:49:12,296 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;@9d92f53, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-07 18:49:12,297 INFO L334 AbstractCegarLoop]: Starting to check reachability of 17 error locations. [2025-02-07 18:49:12,299 INFO L276 IsEmpty]: Start isEmpty. Operand has 130 states, 111 states have (on average 1.7837837837837838) internal successors, (198), 126 states have internal predecessors, (198), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-02-07 18:49:12,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2025-02-07 18:49:12,302 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 18:49:12,302 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2025-02-07 18:49:12,303 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [__ieee754_sqrtfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, __ieee754_sqrtfErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2025-02-07 18:49:12,305 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 18:49:12,306 INFO L85 PathProgramCache]: Analyzing trace with hash 8032606, now seen corresponding path program 1 times [2025-02-07 18:49:12,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 18:49:12,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639757468] [2025-02-07 18:49:12,310 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 18:49:12,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 18:49:12,352 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-07 18:49:12,359 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-07 18:49:12,359 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 18:49:12,359 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-07 18:49:12,360 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-07 18:49:12,363 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-07 18:49:12,365 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-07 18:49:12,365 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 18:49:12,365 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-07 18:49:12,377 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-07 18:49:12,378 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-07 18:49:12,379 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONUNSUPPORTED_FEATURE (16 of 17 remaining) [2025-02-07 18:49:12,380 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location __ieee754_sqrtfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE (15 of 17 remaining) [2025-02-07 18:49:12,380 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location __ieee754_sqrtfErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE (14 of 17 remaining) [2025-02-07 18:49:12,380 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (13 of 17 remaining) [2025-02-07 18:49:12,380 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE (12 of 17 remaining) [2025-02-07 18:49:12,380 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (11 of 17 remaining) [2025-02-07 18:49:12,380 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONUNSUPPORTED_FEATURE (10 of 17 remaining) [2025-02-07 18:49:12,380 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONUNSUPPORTED_FEATURE (9 of 17 remaining) [2025-02-07 18:49:12,380 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONUNSUPPORTED_FEATURE (8 of 17 remaining) [2025-02-07 18:49:12,380 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONUNSUPPORTED_FEATURE (7 of 17 remaining) [2025-02-07 18:49:12,380 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONUNSUPPORTED_FEATURE (6 of 17 remaining) [2025-02-07 18:49:12,381 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONUNSUPPORTED_FEATURE (5 of 17 remaining) [2025-02-07 18:49:12,381 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONUNSUPPORTED_FEATURE (4 of 17 remaining) [2025-02-07 18:49:12,381 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONUNSUPPORTED_FEATURE (3 of 17 remaining) [2025-02-07 18:49:12,381 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONUNSUPPORTED_FEATURE (2 of 17 remaining) [2025-02-07 18:49:12,381 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONUNSUPPORTED_FEATURE (1 of 17 remaining) [2025-02-07 18:49:12,381 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONUNSUPPORTED_FEATURE (0 of 17 remaining) [2025-02-07 18:49:12,381 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-07 18:49:12,384 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2025-02-07 18:49:12,393 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-07 18:49:12,395 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 06:49:12 BoogieIcfgContainer [2025-02-07 18:49:12,395 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-07 18:49:12,396 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-07 18:49:12,396 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-07 18:49:12,396 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-07 18:49:12,396 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:49:12" (3/4) ... [2025-02-07 18:49:12,398 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-07 18:49:12,398 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-07 18:49:12,399 INFO L158 Benchmark]: Toolchain (without parser) took 1120.57ms. Allocated memory is still 167.8MB. Free memory was 123.6MB in the beginning and 62.1MB in the end (delta: 61.5MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2025-02-07 18:49:12,399 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 201.3MB. Free memory is still 117.6MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:49:12,400 INFO L158 Benchmark]: CACSL2BoogieTranslator took 297.14ms. Allocated memory is still 167.8MB. Free memory was 123.6MB in the beginning and 109.8MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-07 18:49:12,400 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.35ms. Allocated memory is still 167.8MB. Free memory was 109.8MB in the beginning and 107.9MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:49:12,400 INFO L158 Benchmark]: Boogie Preprocessor took 107.79ms. Allocated memory is still 167.8MB. Free memory was 107.9MB in the beginning and 104.0MB in the end (delta: 3.9MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:49:12,400 INFO L158 Benchmark]: IcfgBuilder took 499.44ms. Allocated memory is still 167.8MB. Free memory was 104.0MB in the beginning and 77.2MB in the end (delta: 26.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-02-07 18:49:12,400 INFO L158 Benchmark]: TraceAbstraction took 152.87ms. Allocated memory is still 167.8MB. Free memory was 76.3MB in the beginning and 62.1MB in the end (delta: 14.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-07 18:49:12,401 INFO L158 Benchmark]: Witness Printer took 2.93ms. Allocated memory is still 167.8MB. Free memory is still 62.1MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:49:12,402 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 201.3MB. Free memory is still 117.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 297.14ms. Allocated memory is still 167.8MB. Free memory was 123.6MB in the beginning and 109.8MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.35ms. Allocated memory is still 167.8MB. Free memory was 109.8MB in the beginning and 107.9MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 107.79ms. Allocated memory is still 167.8MB. Free memory was 107.9MB in the beginning and 104.0MB in the end (delta: 3.9MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 499.44ms. Allocated memory is still 167.8MB. Free memory was 104.0MB in the beginning and 77.2MB in the end (delta: 26.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 152.87ms. Allocated memory is still 167.8MB. Free memory was 76.3MB in the beginning and 62.1MB in the end (delta: 14.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 2.93ms. Allocated memory is still 167.8MB. Free memory is still 62.1MB. 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: 88]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: overapproximation of union with floats in the HoenickeLindenmann_Original memory model at line 88, overapproximation of someBinaryArithmeticFLOAToperation at line 232. Possible FailurePath: [L14] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L231] float x = __VERIFIER_nondet_float(); [L232] float y = 1.0f / 0.0f; [L234] CALL __ieee754_hypotf(x, y) [L84] float a = x, b = y, t1, t2, y1, y2, w; [L85] __int32_t j, k, ha, hb; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=3, y=2] [L91] COND TRUE 0 VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L88] ieee_float_shape_type gf_u; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=3, y=2] - UnprovableResult [Line: 76]: 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: 22]: 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: 237]: 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: 216]: 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: 203]: 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: 179]: 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: 194]: 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: 188]: 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: 152]: 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: 169]: 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: 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: 142]: 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: 137]: 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: 115]: 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: 110]: 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: 94]: 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 2 procedures, 131 locations, 17 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=130occurred 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 18:49:12,415 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_1270c.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 575af8feb7a46b015d4374541233953a0103acadad1e9c8ea0c454cb1ee3d7f4 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-07 18:49:14,915 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-07 18:49:15,006 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-02-07 18:49:15,013 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-07 18:49:15,013 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-07 18:49:15,059 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-07 18:49:15,060 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-07 18:49:15,060 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-07 18:49:15,066 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-07 18:49:15,066 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-07 18:49:15,067 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-07 18:49:15,067 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-07 18:49:15,067 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-07 18:49:15,067 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-07 18:49:15,068 INFO L153 SettingsManager]: * Use SBE=true [2025-02-07 18:49:15,071 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-07 18:49:15,072 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-07 18:49:15,072 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-07 18:49:15,072 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-07 18:49:15,072 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-07 18:49:15,072 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-07 18:49:15,072 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-07 18:49:15,072 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-07 18:49:15,072 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-02-07 18:49:15,072 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-02-07 18:49:15,072 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-02-07 18:49:15,072 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-07 18:49:15,072 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-07 18:49:15,072 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-07 18:49:15,072 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-07 18:49:15,072 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-07 18:49:15,072 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-07 18:49:15,072 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-07 18:49:15,072 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-07 18:49:15,072 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 18:49:15,073 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-07 18:49:15,073 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-07 18:49:15,073 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-07 18:49:15,073 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-07 18:49:15,073 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-02-07 18:49:15,073 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-02-07 18:49:15,073 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-07 18:49:15,073 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-07 18:49:15,073 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-07 18:49:15,073 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-07 18:49:15,073 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 -> 575af8feb7a46b015d4374541233953a0103acadad1e9c8ea0c454cb1ee3d7f4 [2025-02-07 18:49:15,342 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-07 18:49:15,358 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-07 18:49:15,360 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-07 18:49:15,361 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-07 18:49:15,362 INFO L274 PluginConnector]: CDTParser initialized [2025-02-07 18:49:15,363 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1270c.c [2025-02-07 18:49:16,638 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/5ae87d4d4/7eb3fa44aaca4406922808f04b8eff08/FLAG7daf0fd10 [2025-02-07 18:49:16,950 INFO L384 CDTParser]: Found 1 translation units. [2025-02-07 18:49:16,950 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1270c.c [2025-02-07 18:49:16,960 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/5ae87d4d4/7eb3fa44aaca4406922808f04b8eff08/FLAG7daf0fd10 [2025-02-07 18:49:17,259 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/5ae87d4d4/7eb3fa44aaca4406922808f04b8eff08 [2025-02-07 18:49:17,261 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-07 18:49:17,262 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-07 18:49:17,264 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-07 18:49:17,264 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-07 18:49:17,267 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-07 18:49:17,268 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 06:49:17" (1/1) ... [2025-02-07 18:49:17,269 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e0072dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:17, skipping insertion in model container [2025-02-07 18:49:17,269 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 06:49:17" (1/1) ... [2025-02-07 18:49:17,281 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-07 18:49:17,431 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1270c.c[4703,4716] [2025-02-07 18:49:17,437 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 18:49:17,450 INFO L200 MainTranslator]: Completed pre-run [2025-02-07 18:49:17,492 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1270c.c[4703,4716] [2025-02-07 18:49:17,493 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 18:49:17,510 INFO L204 MainTranslator]: Completed translation [2025-02-07 18:49:17,511 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:17 WrapperNode [2025-02-07 18:49:17,511 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-07 18:49:17,512 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-07 18:49:17,512 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-07 18:49:17,512 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-07 18:49:17,516 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:17" (1/1) ... [2025-02-07 18:49:17,526 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:17" (1/1) ... [2025-02-07 18:49:17,547 INFO L138 Inliner]: procedures = 21, calls = 75, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 254 [2025-02-07 18:49:17,548 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-07 18:49:17,548 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-07 18:49:17,549 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-07 18:49:17,549 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-07 18:49:17,555 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:17" (1/1) ... [2025-02-07 18:49:17,555 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:17" (1/1) ... [2025-02-07 18:49:17,558 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:17" (1/1) ... [2025-02-07 18:49:17,574 INFO L175 MemorySlicer]: Split 34 memory accesses to 17 slices as follows [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2]. 6 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]. The 16 writes are split as follows [0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]. [2025-02-07 18:49:17,575 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:17" (1/1) ... [2025-02-07 18:49:17,575 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:17" (1/1) ... [2025-02-07 18:49:17,591 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:17" (1/1) ... [2025-02-07 18:49:17,595 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:17" (1/1) ... [2025-02-07 18:49:17,597 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:17" (1/1) ... [2025-02-07 18:49:17,603 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:17" (1/1) ... [2025-02-07 18:49:17,606 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-07 18:49:17,610 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-07 18:49:17,610 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-07 18:49:17,610 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-07 18:49:17,611 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:17" (1/1) ... [2025-02-07 18:49:17,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 18:49:17,628 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 18:49:17,645 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 18:49:17,654 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 18:49:17,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-07 18:49:17,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-02-07 18:49:17,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2025-02-07 18:49:17,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2025-02-07 18:49:17,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2025-02-07 18:49:17,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2025-02-07 18:49:17,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2025-02-07 18:49:17,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2025-02-07 18:49:17,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2025-02-07 18:49:17,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2025-02-07 18:49:17,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2025-02-07 18:49:17,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2025-02-07 18:49:17,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2025-02-07 18:49:17,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2025-02-07 18:49:17,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2025-02-07 18:49:17,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2025-02-07 18:49:17,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2025-02-07 18:49:17,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2025-02-07 18:49:17,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-07 18:49:17,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2025-02-07 18:49:17,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2025-02-07 18:49:17,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2025-02-07 18:49:17,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2025-02-07 18:49:17,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2025-02-07 18:49:17,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2025-02-07 18:49:17,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#6 [2025-02-07 18:49:17,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#7 [2025-02-07 18:49:17,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#8 [2025-02-07 18:49:17,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#9 [2025-02-07 18:49:17,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#10 [2025-02-07 18:49:17,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#11 [2025-02-07 18:49:17,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#12 [2025-02-07 18:49:17,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#13 [2025-02-07 18:49:17,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#14 [2025-02-07 18:49:17,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#15 [2025-02-07 18:49:17,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#16 [2025-02-07 18:49:17,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2025-02-07 18:49:17,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2025-02-07 18:49:17,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2025-02-07 18:49:17,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2025-02-07 18:49:17,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2025-02-07 18:49:17,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2025-02-07 18:49:17,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2025-02-07 18:49:17,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2025-02-07 18:49:17,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2025-02-07 18:49:17,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2025-02-07 18:49:17,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2025-02-07 18:49:17,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2025-02-07 18:49:17,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2025-02-07 18:49:17,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2025-02-07 18:49:17,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2025-02-07 18:49:17,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2025-02-07 18:49:17,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#16 [2025-02-07 18:49:17,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-07 18:49:17,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-07 18:49:17,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2025-02-07 18:49:17,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2025-02-07 18:49:17,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2025-02-07 18:49:17,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2025-02-07 18:49:17,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2025-02-07 18:49:17,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2025-02-07 18:49:17,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#6 [2025-02-07 18:49:17,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#7 [2025-02-07 18:49:17,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#8 [2025-02-07 18:49:17,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#9 [2025-02-07 18:49:17,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#10 [2025-02-07 18:49:17,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#11 [2025-02-07 18:49:17,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#12 [2025-02-07 18:49:17,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#13 [2025-02-07 18:49:17,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#14 [2025-02-07 18:49:17,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#15 [2025-02-07 18:49:17,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#16 [2025-02-07 18:49:17,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2025-02-07 18:49:17,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2025-02-07 18:49:17,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2025-02-07 18:49:17,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2025-02-07 18:49:17,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2025-02-07 18:49:17,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2025-02-07 18:49:17,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2025-02-07 18:49:17,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2025-02-07 18:49:17,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2025-02-07 18:49:17,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2025-02-07 18:49:17,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2025-02-07 18:49:17,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2025-02-07 18:49:17,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2025-02-07 18:49:17,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2025-02-07 18:49:17,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2025-02-07 18:49:17,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2025-02-07 18:49:17,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#16 [2025-02-07 18:49:17,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-07 18:49:17,680 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2025-02-07 18:49:17,680 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2025-02-07 18:49:17,848 INFO L257 CfgBuilder]: Building ICFG [2025-02-07 18:49:17,850 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-07 18:49:19,889 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L234: main_#t~ret24#1 := __ieee754_hypotf_#res#1;havoc __ieee754_hypotf_#t~mem7#1, __ieee754_hypotf_~#gf_u~1#1.base, __ieee754_hypotf_~#gf_u~1#1.offset, __ieee754_hypotf_#t~mem8#1, __ieee754_hypotf_~#gf_u~2#1.base, __ieee754_hypotf_~#gf_u~2#1.offset, __ieee754_hypotf_#t~mem9#1, __ieee754_hypotf_~#sf_u~1#1.base, __ieee754_hypotf_~#sf_u~1#1.offset, __ieee754_hypotf_#t~mem10#1, __ieee754_hypotf_~#sf_u~2#1.base, __ieee754_hypotf_~#sf_u~2#1.offset, __ieee754_hypotf_#t~mem11#1, __ieee754_hypotf_~#sf_u~3#1.base, __ieee754_hypotf_~#sf_u~3#1.offset, __ieee754_hypotf_#t~mem12#1, __ieee754_hypotf_~#sf_u~4#1.base, __ieee754_hypotf_~#sf_u~4#1.offset, __ieee754_hypotf_#t~mem13#1, __ieee754_hypotf_~#sf_u~5#1.base, __ieee754_hypotf_~#sf_u~5#1.offset, __ieee754_hypotf_#t~mem14#1, __ieee754_hypotf_~#sf_u~6#1.base, __ieee754_hypotf_~#sf_u~6#1.offset, __ieee754_hypotf_#t~mem15#1, __ieee754_hypotf_~#sf_u~7#1.base, __ieee754_hypotf_~#sf_u~7#1.offset, __ieee754_hypotf_#t~mem16#1, __ieee754_hypotf_~#sf_u~8#1.base, __ieee754_hypotf_~#sf_u~8#1.offset, __ieee754_hypotf_#t~ret17#1, __ieee754_hypotf_#t~mem18#1, __ieee754_hypotf_~#sf_u~9#1.base, __ieee754_hypotf_~#sf_u~9#1.offset, __ieee754_hypotf_#t~mem19#1, __ieee754_hypotf_~#sf_u~10#1.base, __ieee754_hypotf_~#sf_u~10#1.offset, __ieee754_hypotf_#t~ret20#1, __ieee754_hypotf_#t~mem21#1, __ieee754_hypotf_~#sf_u~11#1.base, __ieee754_hypotf_~#sf_u~11#1.offset, __ieee754_hypotf_~x#1, __ieee754_hypotf_~y#1, __ieee754_hypotf_~a~0#1, __ieee754_hypotf_~b~0#1, __ieee754_hypotf_~t1~0#1, __ieee754_hypotf_~t2~0#1, __ieee754_hypotf_~y1~0#1, __ieee754_hypotf_~y2~0#1, __ieee754_hypotf_~w~0#1, __ieee754_hypotf_~j~0#1, __ieee754_hypotf_~k~0#1, __ieee754_hypotf_~ha~0#1, __ieee754_hypotf_~hb~0#1;havoc __ieee754_hypotf_#in~x#1, __ieee754_hypotf_#in~y#1;assume { :end_inline___ieee754_hypotf } true;main_~res~0#1 := main_#t~ret24#1;havoc main_#t~ret24#1;assume { :begin_inline_isinf_float } true;isinf_float_#in~x#1 := main_~res~0#1;havoc isinf_float_#res#1;havoc isinf_float_#t~mem22#1, isinf_float_~#gf_u~3#1.base, isinf_float_~#gf_u~3#1.offset, isinf_float_~x#1, isinf_float_~ix~1#1;isinf_float_~x#1 := isinf_float_#in~x#1;havoc isinf_float_~ix~1#1; [2025-02-07 18:49:19,889 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-02-07 18:49:19,889 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L215: assume true;call isinf_float_~#gf_u~3#1.base, isinf_float_~#gf_u~3#1.offset := #Ultimate.allocOnStack(4bv32);call write~intFLOATTYPE4#6(isinf_float_~x#1, isinf_float_~#gf_u~3#1.base, isinf_float_~#gf_u~3#1.offset, 4bv32);call isinf_float_#t~mem22#1 := read~intINTTYPE4#6(isinf_float_~#gf_u~3#1.base, isinf_float_~#gf_u~3#1.offset, 4bv32);isinf_float_~ix~1#1 := isinf_float_#t~mem22#1;call ULTIMATE.dealloc(isinf_float_~#gf_u~3#1.base, isinf_float_~#gf_u~3#1.offset);havoc isinf_float_~#gf_u~3#1.base, isinf_float_~#gf_u~3#1.offset;havoc isinf_float_~#gf_u~3#1.base, isinf_float_~#gf_u~3#1.offset;havoc isinf_float_#t~mem22#1; [2025-02-07 18:49:19,889 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L215: assume !true; [2025-02-07 18:49:19,889 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L215-1: assume false; [2025-02-07 18:49:19,889 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L215-1: assume !false; [2025-02-07 18:49:19,890 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L236: assume 0bv32 == main_#t~ret25#1;havoc main_#t~ret25#1; [2025-02-07 18:49:19,890 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L236: assume !(0bv32 == main_#t~ret25#1);havoc main_#t~ret25#1;main_#res#1 := 0bv32;#t~ret26#1 := main_#res#1;havoc main_#t~nondet23#1, main_#t~ret24#1, main_#t~ret25#1, main_~x~0#1, main_~y~0#1, main_~res~0#1;assume { :end_inline_main } true; [2025-02-07 18:49:19,890 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L220: isinf_float_~ix~1#1 := ~bvand~32(2147483647bv32, isinf_float_~ix~1#1);isinf_float_#res#1 := (if 2139095040bv32 == isinf_float_~ix~1#1 then 1bv32 else 0bv32);main_#t~ret25#1 := isinf_float_#res#1;havoc isinf_float_#t~mem22#1, isinf_float_~#gf_u~3#1.base, isinf_float_~#gf_u~3#1.offset, isinf_float_~x#1, isinf_float_~ix~1#1;havoc isinf_float_#in~x#1;assume { :end_inline_isinf_float } true; [2025-02-07 18:49:19,890 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L237: assume false;main_#res#1 := 1bv32; [2025-02-07 18:49:19,890 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L237: assume !false; [2025-02-07 18:49:19,908 INFO L? ?]: Removed 52 outVars from TransFormulas that were not future-live. [2025-02-07 18:49:19,908 INFO L308 CfgBuilder]: Performing block encoding [2025-02-07 18:49:19,923 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-07 18:49:19,924 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-07 18:49:19,924 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:49:19 BoogieIcfgContainer [2025-02-07 18:49:19,927 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-07 18:49:19,929 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-07 18:49:19,930 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-07 18:49:19,933 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-07 18:49:19,937 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 06:49:17" (1/3) ... [2025-02-07 18:49:19,937 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31a9115e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 06:49:19, skipping insertion in model container [2025-02-07 18:49:19,937 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:17" (2/3) ... [2025-02-07 18:49:19,938 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31a9115e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 06:49:19, skipping insertion in model container [2025-02-07 18:49:19,938 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:49:19" (3/3) ... [2025-02-07 18:49:19,939 INFO L128 eAbstractionObserver]: Analyzing ICFG float_req_bl_1270c.c [2025-02-07 18:49:19,953 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-07 18:49:19,954 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG float_req_bl_1270c.c that has 2 procedures, 77 locations, 1 initial locations, 18 loop locations, and 1 error locations. [2025-02-07 18:49:20,001 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-07 18:49:20,012 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;@1d89b00f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-07 18:49:20,013 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-07 18:49:20,019 INFO L276 IsEmpty]: Start isEmpty. Operand has 76 states, 72 states have (on average 1.7222222222222223) internal successors, (124), 72 states have internal predecessors, (124), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-02-07 18:49:20,028 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-07 18:49:20,034 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-07 18:49:20,042 INFO L422 BasicCegarLoop]: Path program histogram: [] [2025-02-07 18:49:20,054 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 76 states, 72 states have (on average 1.7222222222222223) internal successors, (124), 72 states have internal predecessors, (124), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-02-07 18:49:20,093 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-07 18:49:20,106 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 06:49:20 BoogieIcfgContainer [2025-02-07 18:49:20,110 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-07 18:49:20,111 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-07 18:49:20,111 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-07 18:49:20,111 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-07 18:49:20,116 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:49:19" (3/4) ... [2025-02-07 18:49:20,118 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-07 18:49:20,120 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __ieee754_sqrtf [2025-02-07 18:49:20,128 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 45 nodes and edges [2025-02-07 18:49:20,133 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2025-02-07 18:49:20,133 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-02-07 18:49:20,134 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-07 18:49:20,257 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-07 18:49:20,262 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-07 18:49:20,262 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-07 18:49:20,263 INFO L158 Benchmark]: Toolchain (without parser) took 3000.65ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 68.0MB in the end (delta: 22.8MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2025-02-07 18:49:20,263 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 117.4MB. Free memory is still 82.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:49:20,263 INFO L158 Benchmark]: CACSL2BoogieTranslator took 247.67ms. Allocated memory is still 117.4MB. Free memory was 90.6MB in the beginning and 75.7MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-07 18:49:20,263 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.01ms. Allocated memory is still 117.4MB. Free memory was 75.7MB in the beginning and 73.8MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:49:20,263 INFO L158 Benchmark]: Boogie Preprocessor took 60.90ms. Allocated memory is still 117.4MB. Free memory was 73.8MB in the beginning and 69.8MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:49:20,264 INFO L158 Benchmark]: IcfgBuilder took 2317.58ms. Allocated memory is still 117.4MB. Free memory was 69.8MB in the beginning and 84.3MB in the end (delta: -14.6MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. [2025-02-07 18:49:20,264 INFO L158 Benchmark]: TraceAbstraction took 181.34ms. Allocated memory is still 117.4MB. Free memory was 83.8MB in the beginning and 75.4MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-07 18:49:20,264 INFO L158 Benchmark]: Witness Printer took 150.72ms. Allocated memory is still 117.4MB. Free memory was 75.4MB in the beginning and 68.0MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-07 18:49:20,265 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 117.4MB. Free memory is still 82.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 247.67ms. Allocated memory is still 117.4MB. Free memory was 90.6MB in the beginning and 75.7MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.01ms. Allocated memory is still 117.4MB. Free memory was 75.7MB in the beginning and 73.8MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 60.90ms. Allocated memory is still 117.4MB. Free memory was 73.8MB in the beginning and 69.8MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 2317.58ms. Allocated memory is still 117.4MB. Free memory was 69.8MB in the beginning and 84.3MB in the end (delta: -14.6MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. * TraceAbstraction took 181.34ms. Allocated memory is still 117.4MB. Free memory was 83.8MB in the beginning and 75.4MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 150.72ms. Allocated memory is still 117.4MB. Free memory was 75.4MB in the beginning and 68.0MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 237]: 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 2 procedures, 77 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, 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=76occurred 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 18:49:20,291 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE