./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/floats-esbmc-regression/modf.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da043454 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/floats-esbmc-regression/modf.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/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-wip.fs.system-includes-da04345-m [2025-04-30 10:09:13,324 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-04-30 10:09:13,381 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-04-30 10:09:13,387 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-04-30 10:09:13,390 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-04-30 10:09:13,415 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-04-30 10:09:13,415 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-04-30 10:09:13,416 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-04-30 10:09:13,416 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-04-30 10:09:13,416 INFO L153 SettingsManager]: * Use memory slicer=true [2025-04-30 10:09:13,416 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-04-30 10:09:13,416 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-04-30 10:09:13,417 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-04-30 10:09:13,417 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-04-30 10:09:13,417 INFO L153 SettingsManager]: * Use SBE=true [2025-04-30 10:09:13,417 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-04-30 10:09:13,417 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-04-30 10:09:13,418 INFO L153 SettingsManager]: * sizeof long=4 [2025-04-30 10:09:13,418 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-04-30 10:09:13,418 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-04-30 10:09:13,418 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-04-30 10:09:13,418 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-04-30 10:09:13,418 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-04-30 10:09:13,418 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-04-30 10:09:13,418 INFO L153 SettingsManager]: * sizeof long double=12 [2025-04-30 10:09:13,419 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-04-30 10:09:13,419 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-04-30 10:09:13,419 INFO L153 SettingsManager]: * Use constant arrays=true [2025-04-30 10:09:13,419 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-04-30 10:09:13,419 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-30 10:09:13,419 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-30 10:09:13,419 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-30 10:09:13,419 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-30 10:09:13,419 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-04-30 10:09:13,420 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-30 10:09:13,420 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-30 10:09:13,420 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-30 10:09:13,420 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-30 10:09:13,420 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-04-30 10:09:13,420 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-04-30 10:09:13,420 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-04-30 10:09:13,420 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-04-30 10:09:13,420 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-04-30 10:09:13,420 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-04-30 10:09:13,420 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-04-30 10:09:13,421 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-04-30 10:09:13,421 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-04-30 10:09:13,421 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/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 [2025-04-30 10:09:13,648 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-04-30 10:09:13,654 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-04-30 10:09:13,656 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-04-30 10:09:13,657 INFO L270 PluginConnector]: Initializing CDTParser... [2025-04-30 10:09:13,657 INFO L274 PluginConnector]: CDTParser initialized [2025-04-30 10:09:13,658 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-esbmc-regression/modf.i [2025-04-30 10:09:14,883 INFO L538 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b5120373/166d46c7317748eb8a0868e6139597cb/FLAG73fe647f2 [2025-04-30 10:09:15,116 INFO L389 CDTParser]: Found 1 translation units. [2025-04-30 10:09:15,117 INFO L178 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-esbmc-regression/modf.i [2025-04-30 10:09:15,130 INFO L432 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b5120373/166d46c7317748eb8a0868e6139597cb/FLAG73fe647f2 [2025-04-30 10:09:15,934 INFO L440 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b5120373/166d46c7317748eb8a0868e6139597cb [2025-04-30 10:09:15,936 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-04-30 10:09:15,937 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-04-30 10:09:15,938 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-04-30 10:09:15,938 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-04-30 10:09:15,941 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-04-30 10:09:15,941 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.04 10:09:15" (1/1) ... [2025-04-30 10:09:15,942 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25baab74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:09:15, skipping insertion in model container [2025-04-30 10:09:15,942 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.04 10:09:15" (1/1) ... [2025-04-30 10:09:15,959 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-04-30 10:09:16,228 WARN L117 LibraryModelHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-esbmc-regression/modf.i[36279,36292] [2025-04-30 10:09:16,234 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: modff [2025-04-30 10:09:16,234 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@314843b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:09:16, skipping insertion in model container [2025-04-30 10:09:16,235 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-04-30 10:09:16,235 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2025-04-30 10:09:16,236 INFO L158 Benchmark]: Toolchain (without parser) took 298.41ms. Allocated memory is still 167.8MB. Free memory was 122.3MB in the beginning and 107.3MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-04-30 10:09:16,236 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 201.3MB. Free memory is still 115.8MB. There was no memory consumed. Max. memory is 16.1GB. [2025-04-30 10:09:16,236 INFO L158 Benchmark]: CACSL2BoogieTranslator took 296.87ms. Allocated memory is still 167.8MB. Free memory was 121.3MB in the beginning and 107.3MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-04-30 10:09:16,237 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 201.3MB. Free memory is still 115.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 296.87ms. Allocated memory is still 167.8MB. Free memory was 121.3MB in the beginning and 107.3MB in the end (delta: 14.0MB). 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: 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/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/floats-esbmc-regression/modf.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/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-wip.fs.system-includes-da04345-m [2025-04-30 10:09:17,845 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-04-30 10:09:17,926 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-04-30 10:09:17,930 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-04-30 10:09:17,931 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-04-30 10:09:17,952 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-04-30 10:09:17,952 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-04-30 10:09:17,952 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-04-30 10:09:17,952 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-04-30 10:09:17,952 INFO L153 SettingsManager]: * Use memory slicer=true [2025-04-30 10:09:17,953 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-04-30 10:09:17,953 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-04-30 10:09:17,953 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-04-30 10:09:17,953 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-04-30 10:09:17,953 INFO L153 SettingsManager]: * Use SBE=true [2025-04-30 10:09:17,953 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-04-30 10:09:17,953 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-04-30 10:09:17,953 INFO L153 SettingsManager]: * sizeof long=4 [2025-04-30 10:09:17,953 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-04-30 10:09:17,953 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-04-30 10:09:17,954 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-04-30 10:09:17,954 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-04-30 10:09:17,954 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-04-30 10:09:17,954 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-04-30 10:09:17,954 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-04-30 10:09:17,954 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-04-30 10:09:17,954 INFO L153 SettingsManager]: * sizeof long double=12 [2025-04-30 10:09:17,954 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-04-30 10:09:17,955 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-04-30 10:09:17,955 INFO L153 SettingsManager]: * Use constant arrays=true [2025-04-30 10:09:17,957 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-04-30 10:09:17,957 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-30 10:09:17,957 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-30 10:09:17,957 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-30 10:09:17,957 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-30 10:09:17,957 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-04-30 10:09:17,957 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-30 10:09:17,957 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-30 10:09:17,958 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-30 10:09:17,958 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-30 10:09:17,958 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-04-30 10:09:17,958 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-04-30 10:09:17,958 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-04-30 10:09:17,958 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-04-30 10:09:17,959 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-04-30 10:09:17,959 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-04-30 10:09:17,959 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-04-30 10:09:17,959 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-04-30 10:09:17,959 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-04-30 10:09:17,959 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/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 [2025-04-30 10:09:18,232 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-04-30 10:09:18,240 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-04-30 10:09:18,242 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-04-30 10:09:18,243 INFO L270 PluginConnector]: Initializing CDTParser... [2025-04-30 10:09:18,244 INFO L274 PluginConnector]: CDTParser initialized [2025-04-30 10:09:18,244 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-esbmc-regression/modf.i [2025-04-30 10:09:19,535 INFO L538 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/444420494/cc79bf6d607a4e5ea53818feb8a844a4/FLAG93ca774bd [2025-04-30 10:09:19,746 INFO L389 CDTParser]: Found 1 translation units. [2025-04-30 10:09:19,747 INFO L178 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-esbmc-regression/modf.i [2025-04-30 10:09:19,758 INFO L432 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/444420494/cc79bf6d607a4e5ea53818feb8a844a4/FLAG93ca774bd [2025-04-30 10:09:21,638 INFO L440 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/444420494/cc79bf6d607a4e5ea53818feb8a844a4 [2025-04-30 10:09:21,640 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-04-30 10:09:21,641 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-04-30 10:09:21,642 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-04-30 10:09:21,642 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-04-30 10:09:21,644 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-04-30 10:09:21,645 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.04 10:09:21" (1/1) ... [2025-04-30 10:09:21,645 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@81d3070 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:09:21, skipping insertion in model container [2025-04-30 10:09:21,646 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.04 10:09:21" (1/1) ... [2025-04-30 10:09:21,666 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-04-30 10:09:21,955 WARN L117 LibraryModelHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-esbmc-regression/modf.i[36279,36292] [2025-04-30 10:09:21,962 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: modff [2025-04-30 10:09:21,963 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7a064bf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:09:21, skipping insertion in model container [2025-04-30 10:09:21,963 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-04-30 10:09:21,963 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2025-04-30 10:09:21,964 INFO L158 Benchmark]: Toolchain (without parser) took 322.91ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 76.0MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-04-30 10:09:21,965 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 83.9MB. Free memory was 61.9MB in the beginning and 61.9MB in the end (delta: 33.7kB). There was no memory consumed. Max. memory is 16.1GB. [2025-04-30 10:09:21,965 INFO L158 Benchmark]: CACSL2BoogieTranslator took 321.38ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 76.0MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-04-30 10:09:21,966 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 83.9MB. Free memory was 61.9MB in the beginning and 61.9MB in the end (delta: 33.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 321.38ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 76.0MB in the end (delta: 14.9MB). 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: 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