./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/floats-esbmc-regression/modf.c --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.c -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 e8c9623789f098435da0934e8a3c9ac661db56c2286546c4a18fb0d5a2b980c4 --- Real Ultimate output --- This is Ultimate 0.3.0-wip.fs.system-includes-da04345-m [2025-04-29 10:51:23,748 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-04-29 10:51:23,796 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-04-29 10:51:23,799 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-04-29 10:51:23,799 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-04-29 10:51:23,812 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-04-29 10:51:23,813 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-04-29 10:51:23,813 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-04-29 10:51:23,813 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-04-29 10:51:23,813 INFO L153 SettingsManager]: * Use memory slicer=true [2025-04-29 10:51:23,813 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-04-29 10:51:23,813 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-04-29 10:51:23,814 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-04-29 10:51:23,814 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-04-29 10:51:23,814 INFO L153 SettingsManager]: * Use SBE=true [2025-04-29 10:51:23,814 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-04-29 10:51:23,814 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-04-29 10:51:23,815 INFO L153 SettingsManager]: * sizeof long=4 [2025-04-29 10:51:23,815 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-04-29 10:51:23,816 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-04-29 10:51:23,816 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-04-29 10:51:23,816 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-04-29 10:51:23,816 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-04-29 10:51:23,816 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-04-29 10:51:23,816 INFO L153 SettingsManager]: * sizeof long double=12 [2025-04-29 10:51:23,816 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-04-29 10:51:23,816 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-04-29 10:51:23,816 INFO L153 SettingsManager]: * Use constant arrays=true [2025-04-29 10:51:23,816 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-04-29 10:51:23,816 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-29 10:51:23,816 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-29 10:51:23,816 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-29 10:51:23,816 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-29 10:51:23,816 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-04-29 10:51:23,816 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-29 10:51:23,816 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-29 10:51:23,816 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-29 10:51:23,816 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-29 10:51:23,816 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-04-29 10:51:23,816 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-04-29 10:51:23,816 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-04-29 10:51:23,816 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-04-29 10:51:23,816 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-04-29 10:51:23,817 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-04-29 10:51:23,817 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-04-29 10:51:23,817 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-04-29 10:51:23,817 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-04-29 10:51:23,817 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 -> e8c9623789f098435da0934e8a3c9ac661db56c2286546c4a18fb0d5a2b980c4 [2025-04-29 10:51:24,048 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-04-29 10:51:24,056 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-04-29 10:51:24,057 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-04-29 10:51:24,058 INFO L270 PluginConnector]: Initializing CDTParser... [2025-04-29 10:51:24,059 INFO L274 PluginConnector]: CDTParser initialized [2025-04-29 10:51:24,060 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-esbmc-regression/modf.c [2025-04-29 10:51:25,306 INFO L538 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59f0686b9/be67fdce2e654a3d8802dc0eee620460/FLAG373630fa2 [2025-04-29 10:51:25,514 INFO L389 CDTParser]: Found 1 translation units. [2025-04-29 10:51:25,514 INFO L178 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-esbmc-regression/modf.c [2025-04-29 10:51:25,515 WARN L117 ultiparseSymbolTable]: System include math.h could not be resolved by CDT -- only built-in system includes are available. [2025-04-29 10:51:25,515 WARN L117 ultiparseSymbolTable]: System include float.h could not be resolved by CDT -- only built-in system includes are available. [2025-04-29 10:51:25,515 WARN L117 ultiparseSymbolTable]: System include assert.h could not be resolved by CDT -- only built-in system includes are available. [2025-04-29 10:51:25,521 INFO L432 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59f0686b9/be67fdce2e654a3d8802dc0eee620460/FLAG373630fa2 [2025-04-29 10:51:26,356 INFO L440 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59f0686b9/be67fdce2e654a3d8802dc0eee620460 [2025-04-29 10:51:26,358 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-04-29 10:51:26,359 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-04-29 10:51:26,360 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-04-29 10:51:26,360 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-04-29 10:51:26,363 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-04-29 10:51:26,363 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.04 10:51:26" (1/1) ... [2025-04-29 10:51:26,364 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15cda33f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:51:26, skipping insertion in model container [2025-04-29 10:51:26,364 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.04 10:51:26" (1/1) ... [2025-04-29 10:51:26,374 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-04-29 10:51:26,512 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.c[175,188] [2025-04-29 10:51:26,520 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: modff [2025-04-29 10:51:26,521 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@66b0fc7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:51:26, skipping insertion in model container [2025-04-29 10:51:26,521 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-04-29 10:51:26,522 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2025-04-29 10:51:26,525 INFO L158 Benchmark]: Toolchain (without parser) took 163.73ms. Allocated memory is still 167.8MB. Free memory was 128.9MB in the beginning and 117.8MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-04-29 10:51:26,525 INFO L158 Benchmark]: CDTParser took 0.92ms. Allocated memory is still 201.3MB. Free memory is still 125.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-04-29 10:51:26,525 INFO L158 Benchmark]: CACSL2BoogieTranslator took 162.12ms. Allocated memory is still 167.8MB. Free memory was 128.9MB in the beginning and 117.8MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-04-29 10:51:26,526 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.92ms. Allocated memory is still 201.3MB. Free memory is still 125.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 162.12ms. Allocated memory is still 167.8MB. Free memory was 128.9MB in the beginning and 117.8MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 14]: 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.c -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 e8c9623789f098435da0934e8a3c9ac661db56c2286546c4a18fb0d5a2b980c4 --- Real Ultimate output --- This is Ultimate 0.3.0-wip.fs.system-includes-da04345-m [2025-04-29 10:51:28,075 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-04-29 10:51:28,141 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-04-29 10:51:28,151 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-04-29 10:51:28,155 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-04-29 10:51:28,180 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-04-29 10:51:28,182 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-04-29 10:51:28,182 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-04-29 10:51:28,182 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-04-29 10:51:28,183 INFO L153 SettingsManager]: * Use memory slicer=true [2025-04-29 10:51:28,183 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-04-29 10:51:28,183 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-04-29 10:51:28,183 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-04-29 10:51:28,184 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-04-29 10:51:28,184 INFO L153 SettingsManager]: * Use SBE=true [2025-04-29 10:51:28,184 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-04-29 10:51:28,184 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-04-29 10:51:28,184 INFO L153 SettingsManager]: * sizeof long=4 [2025-04-29 10:51:28,184 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-04-29 10:51:28,184 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-04-29 10:51:28,185 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-04-29 10:51:28,185 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-04-29 10:51:28,185 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-04-29 10:51:28,185 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-04-29 10:51:28,185 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-04-29 10:51:28,185 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-04-29 10:51:28,185 INFO L153 SettingsManager]: * sizeof long double=12 [2025-04-29 10:51:28,185 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-04-29 10:51:28,185 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-04-29 10:51:28,185 INFO L153 SettingsManager]: * Use constant arrays=true [2025-04-29 10:51:28,185 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-04-29 10:51:28,186 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-29 10:51:28,186 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-29 10:51:28,186 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-29 10:51:28,186 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-29 10:51:28,186 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-04-29 10:51:28,186 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-29 10:51:28,186 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-29 10:51:28,186 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-29 10:51:28,186 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-29 10:51:28,186 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-04-29 10:51:28,186 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-04-29 10:51:28,186 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-04-29 10:51:28,187 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-04-29 10:51:28,187 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-04-29 10:51:28,187 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-04-29 10:51:28,187 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-04-29 10:51:28,187 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-04-29 10:51:28,187 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-04-29 10:51:28,187 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 -> e8c9623789f098435da0934e8a3c9ac661db56c2286546c4a18fb0d5a2b980c4 [2025-04-29 10:51:28,414 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-04-29 10:51:28,423 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-04-29 10:51:28,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-04-29 10:51:28,426 INFO L270 PluginConnector]: Initializing CDTParser... [2025-04-29 10:51:28,426 INFO L274 PluginConnector]: CDTParser initialized [2025-04-29 10:51:28,427 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-esbmc-regression/modf.c [2025-04-29 10:51:29,683 INFO L538 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1740e86f2/b58121e6801647789623ae7b52a95161/FLAGf8a252d31 [2025-04-29 10:51:29,831 INFO L389 CDTParser]: Found 1 translation units. [2025-04-29 10:51:29,832 INFO L178 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-esbmc-regression/modf.c [2025-04-29 10:51:29,833 WARN L117 ultiparseSymbolTable]: System include math.h could not be resolved by CDT -- only built-in system includes are available. [2025-04-29 10:51:29,834 WARN L117 ultiparseSymbolTable]: System include float.h could not be resolved by CDT -- only built-in system includes are available. [2025-04-29 10:51:29,834 WARN L117 ultiparseSymbolTable]: System include assert.h could not be resolved by CDT -- only built-in system includes are available. [2025-04-29 10:51:29,837 INFO L432 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1740e86f2/b58121e6801647789623ae7b52a95161/FLAGf8a252d31 [2025-04-29 10:51:30,734 INFO L440 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1740e86f2/b58121e6801647789623ae7b52a95161 [2025-04-29 10:51:30,736 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-04-29 10:51:30,737 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-04-29 10:51:30,738 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-04-29 10:51:30,738 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-04-29 10:51:30,741 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-04-29 10:51:30,741 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.04 10:51:30" (1/1) ... [2025-04-29 10:51:30,742 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7835a976 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:51:30, skipping insertion in model container [2025-04-29 10:51:30,742 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.04 10:51:30" (1/1) ... [2025-04-29 10:51:30,751 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-04-29 10:51:30,864 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.c[175,188] [2025-04-29 10:51:30,874 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: modff [2025-04-29 10:51:30,874 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@178cc2e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:51:30, skipping insertion in model container [2025-04-29 10:51:30,874 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-04-29 10:51:30,874 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2025-04-29 10:51:30,876 INFO L158 Benchmark]: Toolchain (without parser) took 138.15ms. Allocated memory is still 100.7MB. Free memory was 75.8MB in the beginning and 65.3MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-04-29 10:51:30,876 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 83.9MB. Free memory is still 63.0MB. There was no memory consumed. Max. memory is 16.1GB. [2025-04-29 10:51:30,876 INFO L158 Benchmark]: CACSL2BoogieTranslator took 136.42ms. Allocated memory is still 100.7MB. Free memory was 75.8MB in the beginning and 65.3MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-04-29 10:51:30,877 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 83.9MB. Free memory is still 63.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 136.42ms. Allocated memory is still 100.7MB. Free memory was 75.8MB in the beginning and 65.3MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 14]: 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