./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound20.c --full-output --witness-type correctness_witness --validate ../results/cpachecker-verification-files/SV-COMP24_unreach-call/freire1_valuebound20.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/nla-digbench-scaling/freire1_valuebound20.c ../results/cpachecker-verification-files/SV-COMP24_unreach-call/freire1_valuebound20.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 19:09:38,954 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 19:09:39,006 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 19:09:39,011 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 19:09:39,011 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 19:09:39,047 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 19:09:39,048 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 19:09:39,049 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 19:09:39,049 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 19:09:39,051 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 19:09:39,051 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 19:09:39,052 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 19:09:39,052 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 19:09:39,052 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 19:09:39,053 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 19:09:39,054 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 19:09:39,054 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 19:09:39,054 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 19:09:39,055 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 19:09:39,055 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 19:09:39,055 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 19:09:39,059 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 19:09:39,059 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 19:09:39,060 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 19:09:39,060 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 19:09:39,060 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 19:09:39,060 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 19:09:39,061 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 19:09:39,061 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 19:09:39,061 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 19:09:39,061 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 19:09:39,062 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 19:09:39,062 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 19:09:39,062 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 19:09:39,062 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 19:09:39,062 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 19:09:39,063 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 19:09:39,063 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 19:09:39,063 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 19:09:39,063 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 19:09:39,063 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 19:09:39,064 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 19:09:39,064 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 19:09:39,064 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 19:09:39,274 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 19:09:39,299 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 19:09:39,303 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 19:09:39,304 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 19:09:39,305 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 19:09:39,306 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound20.c [2024-09-21 19:09:40,810 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 19:09:40,996 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 19:09:40,996 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound20.c [2024-09-21 19:09:41,004 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/9d56c28ba/79f2cdf90c5940b0be15a1f6c9865ace/FLAG88ffa7ce7 [2024-09-21 19:09:41,016 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/9d56c28ba/79f2cdf90c5940b0be15a1f6c9865ace [2024-09-21 19:09:41,018 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 19:09:41,018 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 19:09:41,019 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/cpachecker-verification-files/SV-COMP24_unreach-call/freire1_valuebound20.yml/output/witness-2.1.yml [2024-09-21 19:09:41,072 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 19:09:41,073 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 19:09:41,074 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 19:09:41,075 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 19:09:41,080 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 19:09:41,080 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:09:41" (1/2) ... [2024-09-21 19:09:41,081 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53646cb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:09:41, skipping insertion in model container [2024-09-21 19:09:41,081 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:09:41" (1/2) ... [2024-09-21 19:09:41,083 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@161bbb23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:09:41, skipping insertion in model container [2024-09-21 19:09:41,083 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 07:09:41" (2/2) ... [2024-09-21 19:09:41,085 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53646cb1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:09:41, skipping insertion in model container [2024-09-21 19:09:41,085 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 07:09:41" (2/2) ... [2024-09-21 19:09:41,093 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 19:09:41,093 INFO L1541 ArrayList]: Loop invariant at [L32-L39] r == (4) || r == (3) || r == (0) || r == (2) || r == (5) || r == (1) [2024-09-21 19:09:41,093 INFO L1541 ArrayList]: Function contract at [L16]: requires 1, ensures (!(1) || (1)) [2024-09-21 19:09:41,094 INFO L1541 ArrayList]: Function contract at [L24]: requires 1, ensures (!(1) || ( esult == (0))) [2024-09-21 19:09:41,094 INFO L1541 ArrayList]: Function contract at [L13]: requires 1, ensures (!(1) || (1)) [2024-09-21 19:09:41,112 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 19:09:41,267 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/nla-digbench-scaling/freire1_valuebound20.c[712,725] [2024-09-21 19:09:41,285 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 19:09:41,296 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-21 19:09:41,337 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/nla-digbench-scaling/freire1_valuebound20.c[712,725] Start Parsing Global Start Parsing Global [2024-09-21 19:09:41,340 ERROR L321 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: esult [2024-09-21 19:09:41,341 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@161bbb23 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:09:41, skipping insertion in model container [2024-09-21 19:09:41,341 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 19:09:41,342 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2024-09-21 19:09:41,343 INFO L158 Benchmark]: Toolchain (without parser) took 269.16ms. Allocated memory is still 142.6MB. Free memory was 69.0MB in the beginning and 56.2MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-21 19:09:41,344 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 94.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:09:41,345 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 142.6MB. Free memory is still 70.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:09:41,345 INFO L158 Benchmark]: CACSL2BoogieTranslator took 267.17ms. Allocated memory is still 142.6MB. Free memory was 68.8MB in the beginning and 56.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-21 19:09:41,347 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 94.8MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.13ms. Allocated memory is still 142.6MB. Free memory is still 70.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 267.17ms. Allocated memory is still 142.6MB. Free memory was 68.8MB in the beginning and 56.2MB 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: - SyntaxErrorResult [Line: 25]: 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/nla-digbench-scaling/freire1_valuebound20.c ../results/cpachecker-verification-files/SV-COMP24_unreach-call/freire1_valuebound20.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 19:09:43,383 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 19:09:43,464 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-21 19:09:43,470 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 19:09:43,471 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 19:09:43,502 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 19:09:43,503 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 19:09:43,503 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 19:09:43,504 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 19:09:43,505 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 19:09:43,505 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 19:09:43,506 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 19:09:43,509 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 19:09:43,509 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 19:09:43,510 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 19:09:43,510 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 19:09:43,510 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 19:09:43,511 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 19:09:43,511 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 19:09:43,511 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 19:09:43,512 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 19:09:43,515 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 19:09:43,516 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 19:09:43,516 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-21 19:09:43,516 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-21 19:09:43,516 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 19:09:43,517 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-21 19:09:43,517 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 19:09:43,517 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 19:09:43,517 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 19:09:43,518 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 19:09:43,518 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 19:09:43,518 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 19:09:43,518 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 19:09:43,519 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 19:09:43,519 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 19:09:43,519 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 19:09:43,519 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 19:09:43,520 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 19:09:43,520 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-21 19:09:43,520 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-21 19:09:43,521 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 19:09:43,521 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 19:09:43,522 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 19:09:43,522 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 19:09:43,522 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-21 19:09:43,522 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 19:09:43,864 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 19:09:43,887 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 19:09:43,889 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 19:09:43,891 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 19:09:43,891 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 19:09:43,893 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/cpachecker-verification-files/SV-COMP24_unreach-call/freire1_valuebound20.yml/output/witness-2.1.yml [2024-09-21 19:09:43,955 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 19:09:43,955 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 19:09:43,956 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound20.c [2024-09-21 19:09:45,571 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 19:09:45,769 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 19:09:45,769 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound20.c [2024-09-21 19:09:45,776 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/730db1ed1/f00ab2317f3647759220b3d2366a3552/FLAGed984ff2a [2024-09-21 19:09:45,794 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/730db1ed1/f00ab2317f3647759220b3d2366a3552 [2024-09-21 19:09:45,795 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 19:09:45,797 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 19:09:45,798 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 19:09:45,799 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 19:09:45,804 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 19:09:45,805 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 07:09:43" (1/2) ... [2024-09-21 19:09:45,806 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1810d3be and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:09:45, skipping insertion in model container [2024-09-21 19:09:45,809 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 07:09:43" (1/2) ... [2024-09-21 19:09:45,811 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6c826c89 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:09:45, skipping insertion in model container [2024-09-21 19:09:45,811 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:09:45" (2/2) ... [2024-09-21 19:09:45,811 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1810d3be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:09:45, skipping insertion in model container [2024-09-21 19:09:45,811 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:09:45" (2/2) ... [2024-09-21 19:09:45,821 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 19:09:45,822 INFO L1541 ArrayList]: Loop invariant at [L32-L39] r == (4) || r == (3) || r == (0) || r == (2) || r == (5) || r == (1) [2024-09-21 19:09:45,822 INFO L1541 ArrayList]: Function contract at [L13]: requires 1, ensures (!(1) || (1)) [2024-09-21 19:09:45,822 INFO L1541 ArrayList]: Function contract at [L16]: requires 1, ensures (!(1) || (1)) [2024-09-21 19:09:45,822 INFO L1541 ArrayList]: Function contract at [L24]: requires 1, ensures (!(1) || ( esult == (0))) [2024-09-21 19:09:45,839 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 19:09:46,012 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/nla-digbench-scaling/freire1_valuebound20.c[712,725] [2024-09-21 19:09:46,038 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 19:09:46,052 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-21 19:09:46,091 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/nla-digbench-scaling/freire1_valuebound20.c[712,725] Start Parsing Global Start Parsing Global [2024-09-21 19:09:46,094 ERROR L321 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: esult [2024-09-21 19:09:46,095 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6c826c89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:09:46, skipping insertion in model container [2024-09-21 19:09:46,095 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 19:09:46,096 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2024-09-21 19:09:46,097 INFO L158 Benchmark]: Toolchain (without parser) took 299.85ms. Allocated memory is still 69.2MB. Free memory was 37.4MB in the beginning and 40.2MB in the end (delta: -2.8MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2024-09-21 19:09:46,098 INFO L158 Benchmark]: Witness Parser took 0.34ms. Allocated memory is still 52.4MB. Free memory is still 29.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:09:46,099 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 52.4MB. Free memory was 27.2MB in the beginning and 27.1MB in the end (delta: 62.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:09:46,100 INFO L158 Benchmark]: CACSL2BoogieTranslator took 297.80ms. Allocated memory is still 69.2MB. Free memory was 37.1MB in the beginning and 40.2MB in the end (delta: -3.1MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2024-09-21 19:09:46,102 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.34ms. Allocated memory is still 52.4MB. Free memory is still 29.3MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.16ms. Allocated memory is still 52.4MB. Free memory was 27.2MB in the beginning and 27.1MB in the end (delta: 62.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 297.80ms. Allocated memory is still 69.2MB. Free memory was 37.1MB in the beginning and 40.2MB in the end (delta: -3.1MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 25]: 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