./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c --full-output --procedureinliner.inline.calls.to.implemented.procedures NEVER --traceabstraction.positions.where.we.compute.the.hoare.annotation All --traceabstraction.encode.modifies.clause.in.ensures.clause.of.contracts true --witnessprinter.yaml.format.version 2.1 --witnessprinter.generate.graphml.witnesses false --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fb1cb0b9 Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/automizer/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/automizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/automizer/data -tc /storage/repos/certificate-witnesses-artifact/automizer/config/AutomizerReach.xml -i ../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c -s /storage/repos/certificate-witnesses-artifact/automizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/certificate-witnesses-artifact/automizer --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 de5a591efb40e891e226106d8590a7409596f3a27aca8b697af826abd4fe5201 --procedureinliner.inline.calls.to.implemented.procedures NEVER --traceabstraction.positions.where.we.compute.the.hoare.annotation All --traceabstraction.encode.modifies.clause.in.ensures.clause.of.contracts true --witnessprinter.yaml.format.version 2.1 --witnessprinter.generate.graphml.witnesses false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.referee-eval-fb1cb0b-m [2024-09-25 10:26:00,977 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-25 10:26:01,036 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/automizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-09-25 10:26:01,039 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-25 10:26:01,040 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-25 10:26:01,062 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-25 10:26:01,063 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-25 10:26:01,064 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-25 10:26:01,064 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-25 10:26:01,067 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-25 10:26:01,067 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-25 10:26:01,067 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-25 10:26:01,067 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-25 10:26:01,070 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-25 10:26:01,070 INFO L153 SettingsManager]: * Use SBE=true [2024-09-25 10:26:01,070 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-25 10:26:01,070 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-25 10:26:01,070 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-25 10:26:01,070 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-25 10:26:01,071 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-25 10:26:01,071 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-25 10:26:01,071 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-25 10:26:01,071 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-25 10:26:01,072 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-25 10:26:01,072 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-25 10:26:01,072 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-25 10:26:01,072 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-25 10:26:01,073 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-25 10:26:01,073 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-25 10:26:01,073 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-25 10:26:01,074 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-25 10:26:01,074 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-25 10:26:01,074 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 10:26:01,074 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-25 10:26:01,075 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-25 10:26:01,075 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-25 10:26:01,075 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-25 10:26:01,075 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-25 10:26:01,076 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-25 10:26:01,076 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-25 10:26:01,076 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-25 10:26:01,077 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-25 10:26:01,077 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:/storage/repos/certificate-witnesses-artifact/automizer/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 -> /storage/repos/certificate-witnesses-artifact/automizer 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 -> de5a591efb40e891e226106d8590a7409596f3a27aca8b697af826abd4fe5201 Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> All Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Encode 'modifies' clause in 'ensures' clause of contracts -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: YAML Format version -> 2.1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Generate GraphML witnesses -> false [2024-09-25 10:26:01,336 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-25 10:26:01,367 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-25 10:26:01,369 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-25 10:26:01,370 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-25 10:26:01,370 INFO L274 PluginConnector]: CDTParser initialized [2024-09-25 10:26:01,372 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/automizer/../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c [2024-09-25 10:26:02,628 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-25 10:26:02,846 INFO L384 CDTParser]: Found 1 translation units. [2024-09-25 10:26:02,847 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c [2024-09-25 10:26:02,858 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/automizer/data/e561d1ab9/fc3a1f4108ae4170acf95cb0c053ec6e/FLAG6184e9743 [2024-09-25 10:26:02,867 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/automizer/data/e561d1ab9/fc3a1f4108ae4170acf95cb0c053ec6e [2024-09-25 10:26:02,869 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-25 10:26:02,870 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-09-25 10:26:02,871 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-25 10:26:02,871 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-25 10:26:02,875 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-25 10:26:02,875 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 10:26:02" (1/1) ... [2024-09-25 10:26:02,877 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5babfb90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:26:02, skipping insertion in model container [2024-09-25 10:26:02,877 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 10:26:02" (1/1) ... [2024-09-25 10:26:02,917 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-25 10:26:03,136 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c[15516,15529] [2024-09-25 10:26:03,148 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 10:26:03,165 INFO L200 MainTranslator]: Completed pre-run [2024-09-25 10:26:03,242 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c[15516,15529] [2024-09-25 10:26:03,247 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 10:26:03,259 ERROR L321 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: fopen [2024-09-25 10:26:03,260 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@67e38566 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:26:03, skipping insertion in model container [2024-09-25 10:26:03,261 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-25 10:26:03,261 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-09-25 10:26:03,263 INFO L158 Benchmark]: Toolchain (without parser) took 391.72ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 43.4MB in the beginning and 60.9MB in the end (delta: -17.5MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2024-09-25 10:26:03,263 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 67.1MB. Free memory was 43.5MB in the beginning and 43.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 10:26:03,264 INFO L158 Benchmark]: CACSL2BoogieTranslator took 390.13ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 43.2MB in the beginning and 60.9MB in the end (delta: -17.7MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2024-09-25 10:26:03,270 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 67.1MB. Free memory was 43.5MB in the beginning and 43.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 390.13ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 43.2MB in the beginning and 60.9MB in the end (delta: -17.7MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: -1]: Unsupported Syntax The following functions are not defined or handled internally: fopen 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/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/automizer/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/automizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/automizer/data -tc /storage/repos/certificate-witnesses-artifact/automizer/config/AutomizerReach.xml -i ../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c -s /storage/repos/certificate-witnesses-artifact/automizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/certificate-witnesses-artifact/automizer --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 de5a591efb40e891e226106d8590a7409596f3a27aca8b697af826abd4fe5201 --procedureinliner.inline.calls.to.implemented.procedures NEVER --traceabstraction.positions.where.we.compute.the.hoare.annotation All --traceabstraction.encode.modifies.clause.in.ensures.clause.of.contracts true --witnessprinter.yaml.format.version 2.1 --witnessprinter.generate.graphml.witnesses false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.referee-eval-fb1cb0b-m [2024-09-25 10:26:04,809 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-25 10:26:04,877 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/automizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-09-25 10:26:04,881 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-25 10:26:04,882 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-25 10:26:04,910 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-25 10:26:04,911 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-25 10:26:04,912 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-25 10:26:04,912 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-25 10:26:04,912 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-25 10:26:04,912 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-25 10:26:04,913 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-25 10:26:04,913 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-25 10:26:04,913 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-25 10:26:04,913 INFO L153 SettingsManager]: * Use SBE=true [2024-09-25 10:26:04,914 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-25 10:26:04,914 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-25 10:26:04,917 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-25 10:26:04,917 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-25 10:26:04,917 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-25 10:26:04,917 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-25 10:26:04,918 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-25 10:26:04,918 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-25 10:26:04,918 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-25 10:26:04,918 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-25 10:26:04,921 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-25 10:26:04,921 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-25 10:26:04,922 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-25 10:26:04,922 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-25 10:26:04,922 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-25 10:26:04,922 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-25 10:26:04,922 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-25 10:26:04,922 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-25 10:26:04,922 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-25 10:26:04,922 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 10:26:04,923 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-25 10:26:04,923 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-25 10:26:04,923 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-25 10:26:04,923 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-25 10:26:04,923 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-25 10:26:04,923 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-25 10:26:04,924 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-25 10:26:04,924 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-25 10:26:04,924 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-25 10:26:04,924 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-25 10:26:04,924 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:/storage/repos/certificate-witnesses-artifact/automizer/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 -> /storage/repos/certificate-witnesses-artifact/automizer 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 -> de5a591efb40e891e226106d8590a7409596f3a27aca8b697af826abd4fe5201 Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> All Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Encode 'modifies' clause in 'ensures' clause of contracts -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: YAML Format version -> 2.1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Generate GraphML witnesses -> false [2024-09-25 10:26:05,173 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-25 10:26:05,190 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-25 10:26:05,192 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-25 10:26:05,193 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-25 10:26:05,194 INFO L274 PluginConnector]: CDTParser initialized [2024-09-25 10:26:05,194 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/automizer/../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c [2024-09-25 10:26:06,533 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-25 10:26:06,717 INFO L384 CDTParser]: Found 1 translation units. [2024-09-25 10:26:06,718 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c [2024-09-25 10:26:06,725 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/automizer/data/097c64397/50e20e6c965c4a34a79f02227fff49f3/FLAGd7f25a7a0 [2024-09-25 10:26:06,738 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/automizer/data/097c64397/50e20e6c965c4a34a79f02227fff49f3 [2024-09-25 10:26:06,740 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-25 10:26:06,741 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-09-25 10:26:06,746 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-25 10:26:06,746 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-25 10:26:06,749 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-25 10:26:06,753 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 10:26:06" (1/1) ... [2024-09-25 10:26:06,754 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15913dbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:26:06, skipping insertion in model container [2024-09-25 10:26:06,754 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 10:26:06" (1/1) ... [2024-09-25 10:26:06,788 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-25 10:26:06,972 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c[15516,15529] [2024-09-25 10:26:06,981 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 10:26:06,993 INFO L200 MainTranslator]: Completed pre-run [2024-09-25 10:26:07,073 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c[15516,15529] [2024-09-25 10:26:07,081 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 10:26:07,097 ERROR L321 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: fopen [2024-09-25 10:26:07,097 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@153b978c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:26:07, skipping insertion in model container [2024-09-25 10:26:07,097 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-25 10:26:07,098 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-09-25 10:26:07,099 INFO L158 Benchmark]: Toolchain (without parser) took 357.38ms. Allocated memory was 69.2MB in the beginning and 98.6MB in the end (delta: 29.4MB). Free memory was 47.7MB in the beginning and 71.8MB in the end (delta: -24.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-09-25 10:26:07,100 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 69.2MB. Free memory is still 45.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 10:26:07,100 INFO L158 Benchmark]: CACSL2BoogieTranslator took 352.19ms. Allocated memory was 69.2MB in the beginning and 98.6MB in the end (delta: 29.4MB). Free memory was 47.5MB in the beginning and 71.8MB in the end (delta: -24.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-09-25 10:26:07,101 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 69.2MB. Free memory is still 45.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 352.19ms. Allocated memory was 69.2MB in the beginning and 98.6MB in the end (delta: 29.4MB). Free memory was 47.5MB in the beginning and 71.8MB in the end (delta: -24.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: -1]: Unsupported Syntax The following functions are not defined or handled internally: fopen 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