./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 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb783158-6109-4695-be82-62288bad50ab/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb783158-6109-4695-be82-62288bad50ab/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb783158-6109-4695-be82-62288bad50ab/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb783158-6109-4695-be82-62288bad50ab/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/modf.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb783158-6109-4695-be82-62288bad50ab/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb783158-6109-4695-be82-62288bad50ab/bin/uautomizer-verify-uCwYo4JHxu --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 0.2.3-dev-9bd2c7f [2023-11-19 08:06:23,376 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:06:23,476 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb783158-6109-4695-be82-62288bad50ab/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-19 08:06:23,483 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:06:23,484 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:06:23,527 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:06:23,528 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:06:23,529 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:06:23,530 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 08:06:23,535 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 08:06:23,536 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:06:23,537 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:06:23,537 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:06:23,539 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:06:23,540 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 08:06:23,540 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 08:06:23,541 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 08:06:23,541 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 08:06:23,542 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:06:23,542 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 08:06:23,542 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 08:06:23,543 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 08:06:23,544 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 08:06:23,544 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:06:23,544 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:06:23,545 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:06:23,546 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:06:23,546 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 08:06:23,546 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:06:23,547 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:06:23,548 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 08:06:23,549 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 08:06:23,549 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 08:06:23,549 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 08:06:23,549 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 08:06:23,550 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 08:06:23,550 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 08:06:23,550 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 08:06:23,550 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 08:06:23,550 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb783158-6109-4695-be82-62288bad50ab/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb783158-6109-4695-be82-62288bad50ab/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c12516b7f88a77979bac7d21927f517ee201562fb275581e963fe3c8b8b467d7 [2023-11-19 08:06:23,879 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:06:23,913 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:06:23,916 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:06:23,918 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:06:23,918 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:06:23,920 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb783158-6109-4695-be82-62288bad50ab/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/floats-esbmc-regression/modf.i [2023-11-19 08:06:27,107 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:06:27,378 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:06:27,379 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb783158-6109-4695-be82-62288bad50ab/sv-benchmarks/c/floats-esbmc-regression/modf.i [2023-11-19 08:06:27,396 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb783158-6109-4695-be82-62288bad50ab/bin/uautomizer-verify-uCwYo4JHxu/data/16d530ffb/94983a90a29b4c55b1af35916afca3ab/FLAG51cbb0b16 [2023-11-19 08:06:27,414 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb783158-6109-4695-be82-62288bad50ab/bin/uautomizer-verify-uCwYo4JHxu/data/16d530ffb/94983a90a29b4c55b1af35916afca3ab [2023-11-19 08:06:27,424 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:06:27,426 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:06:27,430 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:06:27,430 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:06:27,436 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:06:27,437 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:06:27" (1/1) ... [2023-11-19 08:06:27,438 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@582a7df6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:27, skipping insertion in model container [2023-11-19 08:06:27,439 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:06:27" (1/1) ... [2023-11-19 08:06:27,486 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:06:28,108 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb783158-6109-4695-be82-62288bad50ab/sv-benchmarks/c/floats-esbmc-regression/modf.i[36279,36292] [2023-11-19 08:06:28,117 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: modff [2023-11-19 08:06:28,118 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@42c6b862 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:28, skipping insertion in model container [2023-11-19 08:06:28,119 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:06:28,119 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 08:06:28,122 INFO L158 Benchmark]: Toolchain (without parser) took 694.66ms. Allocated memory is still 140.5MB. Free memory was 97.4MB in the beginning and 84.3MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 08:06:28,123 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 109.1MB. Free memory was 59.9MB in the beginning and 59.8MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:06:28,124 INFO L158 Benchmark]: CACSL2BoogieTranslator took 689.47ms. Allocated memory is still 140.5MB. Free memory was 96.9MB in the beginning and 84.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 08:06:28,126 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51ms. Allocated memory is still 109.1MB. Free memory was 59.9MB in the beginning and 59.8MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 689.47ms. Allocated memory is still 140.5MB. Free memory was 96.9MB in the beginning and 84.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. 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: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb783158-6109-4695-be82-62288bad50ab/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb783158-6109-4695-be82-62288bad50ab/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb783158-6109-4695-be82-62288bad50ab/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb783158-6109-4695-be82-62288bad50ab/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/modf.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb783158-6109-4695-be82-62288bad50ab/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb783158-6109-4695-be82-62288bad50ab/bin/uautomizer-verify-uCwYo4JHxu --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 0.2.3-dev-9bd2c7f [2023-11-19 08:06:30,570 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:06:30,709 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb783158-6109-4695-be82-62288bad50ab/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-19 08:06:30,718 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:06:30,721 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:06:30,764 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:06:30,765 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:06:30,765 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:06:30,766 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 08:06:30,771 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 08:06:30,773 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:06:30,773 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:06:30,774 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:06:30,776 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:06:30,777 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 08:06:30,777 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 08:06:30,778 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 08:06:30,778 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:06:30,779 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 08:06:30,780 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 08:06:30,780 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 08:06:30,781 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 08:06:30,781 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 08:06:30,782 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 08:06:30,782 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 08:06:30,783 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:06:30,783 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:06:30,784 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:06:30,785 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:06:30,785 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 08:06:30,787 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:06:30,787 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:06:30,787 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 08:06:30,788 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 08:06:30,788 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 08:06:30,789 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 08:06:30,789 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 08:06:30,789 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 08:06:30,790 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 08:06:30,791 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 08:06:30,791 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 08:06:30,792 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 08:06:30,792 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb783158-6109-4695-be82-62288bad50ab/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb783158-6109-4695-be82-62288bad50ab/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c12516b7f88a77979bac7d21927f517ee201562fb275581e963fe3c8b8b467d7 [2023-11-19 08:06:31,220 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:06:31,246 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:06:31,251 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:06:31,253 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:06:31,253 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:06:31,255 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb783158-6109-4695-be82-62288bad50ab/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/floats-esbmc-regression/modf.i [2023-11-19 08:06:34,611 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:06:35,028 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:06:35,029 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb783158-6109-4695-be82-62288bad50ab/sv-benchmarks/c/floats-esbmc-regression/modf.i [2023-11-19 08:06:35,052 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb783158-6109-4695-be82-62288bad50ab/bin/uautomizer-verify-uCwYo4JHxu/data/931d8f6ae/73a00d91b6f143bfb49a7f21650a15c7/FLAG3c8a31f13 [2023-11-19 08:06:35,071 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb783158-6109-4695-be82-62288bad50ab/bin/uautomizer-verify-uCwYo4JHxu/data/931d8f6ae/73a00d91b6f143bfb49a7f21650a15c7 [2023-11-19 08:06:35,074 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:06:35,077 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:06:35,079 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:06:35,079 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:06:35,086 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:06:35,087 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:06:35" (1/1) ... [2023-11-19 08:06:35,088 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2579c17a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:35, skipping insertion in model container [2023-11-19 08:06:35,089 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:06:35" (1/1) ... [2023-11-19 08:06:35,154 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:06:35,874 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb783158-6109-4695-be82-62288bad50ab/sv-benchmarks/c/floats-esbmc-regression/modf.i[36279,36292] [2023-11-19 08:06:35,886 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: modff [2023-11-19 08:06:35,887 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@10c3e1dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:35, skipping insertion in model container [2023-11-19 08:06:35,891 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:06:35,892 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 08:06:35,895 INFO L158 Benchmark]: Toolchain (without parser) took 816.73ms. Allocated memory is still 102.8MB. Free memory was 77.8MB in the beginning and 65.0MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 08:06:35,895 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 67.1MB. Free memory was 43.0MB in the beginning and 42.9MB in the end (delta: 45.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:06:35,897 INFO L158 Benchmark]: CACSL2BoogieTranslator took 813.26ms. Allocated memory is still 102.8MB. Free memory was 77.6MB in the beginning and 65.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 08:06:35,900 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 67.1MB. Free memory was 43.0MB in the beginning and 42.9MB in the end (delta: 45.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 813.26ms. Allocated memory is still 102.8MB. Free memory was 77.6MB in the beginning and 65.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. 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