./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursive-simple/fibo_2calls_10-1.c --full-output --witness-type correctness_witness --validate ../results/cpachecker-verification-files/SV-COMP24_unreach-call/fibo_2calls_10-1.yml/output/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 27b49876 Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/recursive-simple/fibo_2calls_10-1.c ../results/cpachecker-verification-files/SV-COMP24_unreach-call/fibo_2calls_10-1.yml/output/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.referee-eval-27b4987-m [2024-09-21 19:11:55,971 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 19:11:56,038 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 19:11:56,044 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 19:11:56,046 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 19:11:56,076 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 19:11:56,077 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 19:11:56,077 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 19:11:56,078 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 19:11:56,078 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 19:11:56,080 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 19:11:56,080 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 19:11:56,081 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 19:11:56,082 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 19:11:56,082 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 19:11:56,083 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 19:11:56,083 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 19:11:56,085 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 19:11:56,086 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 19:11:56,086 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 19:11:56,086 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 19:11:56,087 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 19:11:56,087 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 19:11:56,087 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 19:11:56,088 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 19:11:56,088 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 19:11:56,088 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 19:11:56,088 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 19:11:56,089 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 19:11:56,089 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 19:11:56,089 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 19:11:56,089 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 19:11:56,090 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 19:11:56,090 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 19:11:56,092 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 19:11:56,093 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 19:11:56,093 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 19:11:56,093 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 19:11:56,093 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 19:11:56,094 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 19:11:56,094 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 19:11:56,095 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 19:11:56,095 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 19:11:56,095 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/referee/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 19:11:56,350 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 19:11:56,375 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 19:11:56,378 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 19:11:56,380 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 19:11:56,380 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 19:11:56,381 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/recursive-simple/fibo_2calls_10-1.c [2024-09-21 19:11:57,783 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 19:11:57,968 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 19:11:57,969 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursive-simple/fibo_2calls_10-1.c [2024-09-21 19:11:57,975 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/a710833a7/e6bac004a2db4d3ba39b05c9ab6a44f5/FLAG2f851868d [2024-09-21 19:11:57,989 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/a710833a7/e6bac004a2db4d3ba39b05c9ab6a44f5 [2024-09-21 19:11:57,992 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 19:11:57,992 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 19:11:57,994 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/cpachecker-verification-files/SV-COMP24_unreach-call/fibo_2calls_10-1.yml/output/witness-2.1.yml [2024-09-21 19:11:58,045 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 19:11:58,046 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 19:11:58,047 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 19:11:58,047 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 19:11:58,051 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 19:11:58,051 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:11:57" (1/2) ... [2024-09-21 19:11:58,052 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35f56a0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:11:58, skipping insertion in model container [2024-09-21 19:11:58,052 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:11:57" (1/2) ... [2024-09-21 19:11:58,053 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3944bdc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:11:58, skipping insertion in model container [2024-09-21 19:11:58,053 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 07:11:58" (2/2) ... [2024-09-21 19:11:58,053 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35f56a0e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:11:58, skipping insertion in model container [2024-09-21 19:11:58,053 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 07:11:58" (2/2) ... [2024-09-21 19:11:58,059 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 19:11:58,059 INFO L1541 ArrayList]: Function contract at [L37]: requires 1, ensures (!(1) || (1)) [2024-09-21 19:11:58,060 INFO L1541 ArrayList]: Function contract at [L19]: requires n == (6) || n == (2) || n == (5) || n == (3) || n == (0) || n == (1) || n == (4) || n == (7) || n == (8) || n == (9), ensures (!(n == (1)) || ( esult == (1))) && (!(n == (0)) || ( esult == (0))) && (!(n == (2)) || ( esult == (1))) && (!(n == (3)) || ( esult == (2))) && (!(n == (5)) || ( esult == (5))) && (!(n == (6)) || ( esult == (8))) && (!(n == (9)) || ( esult == (34))) && (!(n == (4)) || ( esult == (3))) && (!(n == (8)) || ( esult == (21))) && (!(n == (7)) || ( esult == (13))) [2024-09-21 19:11:58,060 INFO L1541 ArrayList]: Function contract at [L9]: requires n == (3) || n == (2) || n == (1) || n == (7) || n == (0) || n == (5) || n == (4) || n == (10) || n == (8) || n == (6), ensures (!(n == (7)) || ( esult == (13))) && (!(n == (0)) || ( esult == (0))) && (!(n == (4)) || ( esult == (3))) && (!(n == (3)) || ( esult == (2))) && (!(n == (1)) || ( esult == (1))) && (!(n == (2)) || ( esult == (1))) && (!(n == (8)) || ( esult == (21))) && (!(n == (6)) || ( esult == (8))) && (!(n == (5)) || ( esult == (5))) && (!(n == (10)) || ( esult == (55))) [2024-09-21 19:11:58,076 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 19:11:58,238 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/recursive-simple/fibo_2calls_10-1.c[949,962] [2024-09-21 19:11:58,246 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 19:11:58,255 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-21 19:11:58,292 ERROR L321 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: esult [2024-09-21 19:11:58,292 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3944bdc9 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:11:58, skipping insertion in model container [2024-09-21 19:11:58,292 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 19:11:58,293 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2024-09-21 19:11:58,295 INFO L158 Benchmark]: Toolchain (without parser) took 247.81ms. Allocated memory is still 178.3MB. Free memory was 148.5MB in the beginning and 136.8MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-21 19:11:58,295 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 109.1MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:11:58,296 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 178.3MB. Free memory is still 150.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:11:58,297 INFO L158 Benchmark]: CACSL2BoogieTranslator took 246.07ms. Allocated memory is still 178.3MB. Free memory was 148.5MB in the beginning and 136.8MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-21 19:11:58,299 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 109.1MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.17ms. Allocated memory is still 178.3MB. Free memory is still 150.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 246.07ms. Allocated memory is still 178.3MB. Free memory was 148.5MB in the beginning and 136.8MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 10]: Incorrect Syntax Undeclared variable in ACSL expression: esult RESULT: Ultimate could not prove your program: Incorrect Syntax 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/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/recursive-simple/fibo_2calls_10-1.c ../results/cpachecker-verification-files/SV-COMP24_unreach-call/fibo_2calls_10-1.yml/output/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.referee-eval-27b4987-m [2024-09-21 19:12:00,322 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 19:12:00,396 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-21 19:12:00,403 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 19:12:00,403 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 19:12:00,438 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 19:12:00,439 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 19:12:00,440 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 19:12:00,440 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 19:12:00,441 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 19:12:00,442 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 19:12:00,443 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 19:12:00,444 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 19:12:00,447 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 19:12:00,447 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 19:12:00,447 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 19:12:00,448 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 19:12:00,448 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 19:12:00,448 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 19:12:00,448 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 19:12:00,449 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 19:12:00,449 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 19:12:00,450 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 19:12:00,450 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-21 19:12:00,451 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-21 19:12:00,451 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 19:12:00,451 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-21 19:12:00,452 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 19:12:00,452 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 19:12:00,452 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 19:12:00,453 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 19:12:00,453 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 19:12:00,453 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 19:12:00,453 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 19:12:00,454 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 19:12:00,454 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 19:12:00,455 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 19:12:00,455 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 19:12:00,455 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 19:12:00,455 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-21 19:12:00,456 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-21 19:12:00,456 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 19:12:00,456 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 19:12:00,457 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 19:12:00,457 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 19:12:00,457 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-21 19:12:00,457 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/referee/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 19:12:00,773 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 19:12:00,793 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 19:12:00,797 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 19:12:00,799 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 19:12:00,799 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 19:12:00,801 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/recursive-simple/fibo_2calls_10-1.c [2024-09-21 19:12:02,373 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 19:12:02,580 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 19:12:02,581 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursive-simple/fibo_2calls_10-1.c [2024-09-21 19:12:02,589 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/cd82e5bf6/7336d36eee5c4d0eaf5ea43933879cae/FLAGeffa9aa89 [2024-09-21 19:12:02,955 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/cd82e5bf6/7336d36eee5c4d0eaf5ea43933879cae [2024-09-21 19:12:02,957 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 19:12:02,958 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 19:12:02,958 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/cpachecker-verification-files/SV-COMP24_unreach-call/fibo_2calls_10-1.yml/output/witness-2.1.yml [2024-09-21 19:12:03,018 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 19:12:03,020 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 19:12:03,024 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 19:12:03,025 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 19:12:03,030 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 19:12:03,031 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:12:02" (1/2) ... [2024-09-21 19:12:03,034 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@93f05e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:12:03, skipping insertion in model container [2024-09-21 19:12:03,034 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:12:02" (1/2) ... [2024-09-21 19:12:03,038 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2cd98365 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:12:03, skipping insertion in model container [2024-09-21 19:12:03,039 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 07:12:03" (2/2) ... [2024-09-21 19:12:03,039 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@93f05e5 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:12:03, skipping insertion in model container [2024-09-21 19:12:03,039 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 07:12:03" (2/2) ... [2024-09-21 19:12:03,051 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 19:12:03,051 INFO L1541 ArrayList]: Function contract at [L19]: requires n == (6) || n == (2) || n == (5) || n == (3) || n == (0) || n == (1) || n == (4) || n == (7) || n == (8) || n == (9), ensures (!(n == (1)) || ( esult == (1))) && (!(n == (0)) || ( esult == (0))) && (!(n == (2)) || ( esult == (1))) && (!(n == (3)) || ( esult == (2))) && (!(n == (5)) || ( esult == (5))) && (!(n == (6)) || ( esult == (8))) && (!(n == (9)) || ( esult == (34))) && (!(n == (4)) || ( esult == (3))) && (!(n == (8)) || ( esult == (21))) && (!(n == (7)) || ( esult == (13))) [2024-09-21 19:12:03,052 INFO L1541 ArrayList]: Function contract at [L9]: requires n == (3) || n == (2) || n == (1) || n == (7) || n == (0) || n == (5) || n == (4) || n == (10) || n == (8) || n == (6), ensures (!(n == (7)) || ( esult == (13))) && (!(n == (0)) || ( esult == (0))) && (!(n == (4)) || ( esult == (3))) && (!(n == (3)) || ( esult == (2))) && (!(n == (1)) || ( esult == (1))) && (!(n == (2)) || ( esult == (1))) && (!(n == (8)) || ( esult == (21))) && (!(n == (6)) || ( esult == (8))) && (!(n == (5)) || ( esult == (5))) && (!(n == (10)) || ( esult == (55))) [2024-09-21 19:12:03,052 INFO L1541 ArrayList]: Function contract at [L37]: requires 1, ensures (!(1) || (1)) [2024-09-21 19:12:03,069 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 19:12:03,246 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/recursive-simple/fibo_2calls_10-1.c[949,962] [2024-09-21 19:12:03,253 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 19:12:03,268 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-21 19:12:03,315 ERROR L321 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: esult [2024-09-21 19:12:03,316 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2cd98365 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:12:03, skipping insertion in model container [2024-09-21 19:12:03,316 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 19:12:03,317 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2024-09-21 19:12:03,319 INFO L158 Benchmark]: Toolchain (without parser) took 298.18ms. Allocated memory is still 75.5MB. Free memory was 50.2MB in the beginning and 37.4MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-21 19:12:03,319 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 54.5MB. Free memory is still 33.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:12:03,320 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 75.5MB. Free memory was 52.3MB in the beginning and 52.1MB in the end (delta: 204.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:12:03,321 INFO L158 Benchmark]: CACSL2BoogieTranslator took 292.72ms. Allocated memory is still 75.5MB. Free memory was 50.0MB in the beginning and 37.6MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-21 19:12:03,322 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 54.5MB. Free memory is still 33.3MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.14ms. Allocated memory is still 75.5MB. Free memory was 52.3MB in the beginning and 52.1MB in the end (delta: 204.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 292.72ms. Allocated memory is still 75.5MB. Free memory was 50.0MB in the beginning and 37.6MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 10]: Incorrect Syntax Undeclared variable in ACSL expression: esult RESULT: Ultimate could not prove your program: Incorrect Syntax Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN