./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-esbmc-regression/modf.i --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/floats-esbmc-regression/modf.i -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 c12516b7f88a77979bac7d21927f517ee201562fb275581e963fe3c8b8b467d7 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-07 18:32:33,626 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-07 18:32:33,660 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-07 18:32:33,663 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-07 18:32:33,663 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-07 18:32:33,676 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-07 18:32:33,677 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-07 18:32:33,677 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-07 18:32:33,677 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-07 18:32:33,677 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-07 18:32:33,677 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-07 18:32:33,678 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-07 18:32:33,678 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-07 18:32:33,678 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-07 18:32:33,678 INFO L153 SettingsManager]: * Use SBE=true [2025-02-07 18:32:33,678 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-07 18:32:33,678 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-07 18:32:33,678 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-07 18:32:33,678 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-07 18:32:33,678 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-07 18:32:33,678 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-07 18:32:33,678 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-07 18:32:33,678 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-07 18:32:33,678 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-07 18:32:33,678 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-07 18:32:33,679 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-07 18:32:33,679 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-07 18:32:33,679 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-07 18:32:33,679 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-07 18:32:33,679 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-07 18:32:33,679 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-07 18:32:33,679 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-07 18:32:33,679 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 18:32:33,679 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-07 18:32:33,679 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-07 18:32:33,679 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-07 18:32:33,679 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-07 18:32:33,679 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-07 18:32:33,679 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-07 18:32:33,679 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-07 18:32:33,679 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-07 18:32:33,680 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-07 18:32:33,680 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-07 18:32:33,680 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 -> c12516b7f88a77979bac7d21927f517ee201562fb275581e963fe3c8b8b467d7 [2025-02-07 18:32:33,874 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-07 18:32:33,883 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-07 18:32:33,888 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-07 18:32:33,889 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-07 18:32:33,889 INFO L274 PluginConnector]: CDTParser initialized [2025-02-07 18:32:33,890 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/modf.i [2025-02-07 18:32:35,149 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/4523aa5cd/89a3e02093d84e36afcc003c3aea8140/FLAGe3a128071 [2025-02-07 18:32:35,437 INFO L384 CDTParser]: Found 1 translation units. [2025-02-07 18:32:35,441 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/modf.i [2025-02-07 18:32:35,455 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/4523aa5cd/89a3e02093d84e36afcc003c3aea8140/FLAGe3a128071 [2025-02-07 18:32:35,714 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/4523aa5cd/89a3e02093d84e36afcc003c3aea8140 [2025-02-07 18:32:35,716 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-07 18:32:35,717 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-07 18:32:35,718 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-07 18:32:35,718 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-07 18:32:35,721 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-07 18:32:35,722 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 06:32:35" (1/1) ... [2025-02-07 18:32:35,724 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@537c6340 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:32:35, skipping insertion in model container [2025-02-07 18:32:35,724 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 06:32:35" (1/1) ... [2025-02-07 18:32:35,752 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-07 18:32:36,071 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/floats-esbmc-regression/modf.i[36279,36292] [2025-02-07 18:32:36,078 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: modff [2025-02-07 18:32:36,078 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4c02400a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:32:36, skipping insertion in model container [2025-02-07 18:32:36,078 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-07 18:32:36,079 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2025-02-07 18:32:36,080 INFO L158 Benchmark]: Toolchain (without parser) took 362.11ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 92.3MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-07 18:32:36,081 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 226.5MB. Free memory is still 142.2MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:32:36,081 INFO L158 Benchmark]: CACSL2BoogieTranslator took 360.51ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 92.3MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-07 18:32:36,082 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 226.5MB. Free memory is still 142.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 360.51ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 92.3MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 885]: Unsupported Syntax Unsupported function from math.h: modff RESULT: Ultimate could not prove your program: Toolchain returned no result. 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/floats-esbmc-regression/modf.i -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 c12516b7f88a77979bac7d21927f517ee201562fb275581e963fe3c8b8b467d7 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-07 18:32:38,017 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-07 18:32:38,089 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-02-07 18:32:38,093 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-07 18:32:38,094 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-07 18:32:38,116 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-07 18:32:38,117 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-07 18:32:38,117 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-07 18:32:38,117 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-07 18:32:38,117 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-07 18:32:38,117 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-07 18:32:38,117 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-07 18:32:38,118 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-07 18:32:38,118 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-07 18:32:38,118 INFO L153 SettingsManager]: * Use SBE=true [2025-02-07 18:32:38,118 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-07 18:32:38,118 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-07 18:32:38,118 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-07 18:32:38,118 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-07 18:32:38,118 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-07 18:32:38,118 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-07 18:32:38,118 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-07 18:32:38,118 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-07 18:32:38,118 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-02-07 18:32:38,118 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-02-07 18:32:38,118 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-02-07 18:32:38,121 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-07 18:32:38,121 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-07 18:32:38,121 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-07 18:32:38,121 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-07 18:32:38,121 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-07 18:32:38,121 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-07 18:32:38,121 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-07 18:32:38,121 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-07 18:32:38,121 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 18:32:38,121 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-07 18:32:38,121 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-07 18:32:38,121 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-07 18:32:38,121 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-07 18:32:38,121 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-02-07 18:32:38,121 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-02-07 18:32:38,121 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-07 18:32:38,121 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-07 18:32:38,121 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-07 18:32:38,121 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-07 18:32:38,122 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 -> c12516b7f88a77979bac7d21927f517ee201562fb275581e963fe3c8b8b467d7 [2025-02-07 18:32:38,330 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-07 18:32:38,335 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-07 18:32:38,336 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-07 18:32:38,337 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-07 18:32:38,337 INFO L274 PluginConnector]: CDTParser initialized [2025-02-07 18:32:38,338 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/modf.i [2025-02-07 18:32:39,484 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/006484f0a/c0fc5cc11add4b9eb86f2cd3ff3c9457/FLAGdce12865f [2025-02-07 18:32:39,754 INFO L384 CDTParser]: Found 1 translation units. [2025-02-07 18:32:39,756 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/modf.i [2025-02-07 18:32:39,767 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/006484f0a/c0fc5cc11add4b9eb86f2cd3ff3c9457/FLAGdce12865f [2025-02-07 18:32:39,781 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/006484f0a/c0fc5cc11add4b9eb86f2cd3ff3c9457 [2025-02-07 18:32:39,782 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-07 18:32:39,784 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-07 18:32:39,784 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-07 18:32:39,785 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-07 18:32:39,788 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-07 18:32:39,788 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 06:32:39" (1/1) ... [2025-02-07 18:32:39,789 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2201fb3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:32:39, skipping insertion in model container [2025-02-07 18:32:39,789 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 06:32:39" (1/1) ... [2025-02-07 18:32:39,820 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-07 18:32:40,095 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/floats-esbmc-regression/modf.i[36279,36292] [2025-02-07 18:32:40,107 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: modff [2025-02-07 18:32:40,108 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@64129dba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:32:40, skipping insertion in model container [2025-02-07 18:32:40,108 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-07 18:32:40,108 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2025-02-07 18:32:40,110 INFO L158 Benchmark]: Toolchain (without parser) took 325.23ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 78.6MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-07 18:32:40,110 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 83.9MB. Free memory is still 61.7MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:32:40,110 INFO L158 Benchmark]: CACSL2BoogieTranslator took 323.74ms. Allocated memory is still 117.4MB. Free memory was 91.4MB in the beginning and 78.6MB in the end (delta: 12.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-07 18:32:40,111 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 83.9MB. Free memory is still 61.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 323.74ms. Allocated memory is still 117.4MB. Free memory was 91.4MB in the beginning and 78.6MB in the end (delta: 12.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 885]: Unsupported Syntax Unsupported function from math.h: modff RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN