./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound1.c --full-output --witness-type correctness_witness --validate ../results/cpachecker-verification-files/SV-COMP24_unreach-call/hard-u_valuebound1.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/hard-u_valuebound1.c ../results/cpachecker-verification-files/SV-COMP24_unreach-call/hard-u_valuebound1.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 19:10:08,469 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 19:10:08,538 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 19:10:08,543 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 19:10:08,545 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 19:10:08,573 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 19:10:08,574 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 19:10:08,574 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 19:10:08,575 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 19:10:08,575 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 19:10:08,576 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 19:10:08,576 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 19:10:08,578 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 19:10:08,578 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 19:10:08,580 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 19:10:08,580 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 19:10:08,581 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 19:10:08,581 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 19:10:08,581 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 19:10:08,582 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 19:10:08,585 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 19:10:08,586 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 19:10:08,586 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 19:10:08,586 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 19:10:08,586 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 19:10:08,587 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 19:10:08,587 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 19:10:08,587 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 19:10:08,588 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 19:10:08,588 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 19:10:08,589 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 19:10:08,589 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 19:10:08,590 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 19:10:08,590 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 19:10:08,590 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 19:10:08,591 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 19:10:08,591 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 19:10:08,591 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 19:10:08,591 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 19:10:08,591 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 19:10:08,592 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 19:10:08,592 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 19:10:08,592 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 19:10:08,593 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 19:10:08,852 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 19:10:08,876 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 19:10:08,880 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 19:10:08,881 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 19:10:08,882 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 19:10:08,883 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound1.c [2024-09-21 19:10:10,364 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 19:10:10,531 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 19:10:10,532 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound1.c [2024-09-21 19:10:10,540 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/b8bc2f73b/48d366ef79fa4772ba19f3afcceedcb3/FLAG58ef774e4 [2024-09-21 19:10:10,558 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/b8bc2f73b/48d366ef79fa4772ba19f3afcceedcb3 [2024-09-21 19:10:10,560 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 19:10:10,561 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 19:10:10,562 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/cpachecker-verification-files/SV-COMP24_unreach-call/hard-u_valuebound1.yml/output/witness-2.1.yml [2024-09-21 19:10:10,614 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 19:10:10,616 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 19:10:10,618 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 19:10:10,619 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 19:10:10,624 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 19:10:10,625 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:10:10" (1/2) ... [2024-09-21 19:10:10,626 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@616b198d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:10:10, skipping insertion in model container [2024-09-21 19:10:10,626 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:10:10" (1/2) ... [2024-09-21 19:10:10,630 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4bba1d1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:10:10, skipping insertion in model container [2024-09-21 19:10:10,631 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 07:10:10" (2/2) ... [2024-09-21 19:10:10,631 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@616b198d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:10:10, skipping insertion in model container [2024-09-21 19:10:10,631 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 07:10:10" (2/2) ... [2024-09-21 19:10:10,644 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 19:10:10,646 INFO L1541 ArrayList]: Loop invariant at [L36-L44] (p == (1U) && q == (0U)) || (p == (2U) && q == (0U)) [2024-09-21 19:10:10,650 INFO L1541 ArrayList]: Loop invariant at [L46-L58] (p == (2U) && q == (0U)) || (p == (1U) && q == (0U)) || (p == (1U) && q == (1U)) [2024-09-21 19:10:10,650 INFO L1541 ArrayList]: Function contract at [L22]: requires 1, ensures (!(1) || ( esult == (0))) [2024-09-21 19:10:10,650 INFO L1541 ArrayList]: Function contract at [L11]: requires 1, ensures (!(cond == (1)) || (1)) && (!(1) || (1)) [2024-09-21 19:10:10,650 INFO L1541 ArrayList]: Function contract at [L14]: requires 1, ensures (!(cond == (1)) || (1)) && (!(1) || (1)) [2024-09-21 19:10:10,672 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 19:10:10,873 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/hard-u_valuebound1.c[537,550] [2024-09-21 19:10:10,900 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 19:10:10,911 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-21 19:10:10,972 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/nla-digbench-scaling/hard-u_valuebound1.c[537,550] Start Parsing Global Start Parsing Global [2024-09-21 19:10:10,975 ERROR L321 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: esult [2024-09-21 19:10:10,976 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4bba1d1f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:10:10, skipping insertion in model container [2024-09-21 19:10:10,976 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 19:10:10,976 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2024-09-21 19:10:10,980 INFO L158 Benchmark]: Toolchain (without parser) took 361.79ms. Allocated memory was 151.0MB in the beginning and 197.1MB in the end (delta: 46.1MB). Free memory was 76.9MB in the beginning and 167.3MB in the end (delta: -90.4MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2024-09-21 19:10:10,981 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 151.0MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:10:10,982 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 151.0MB. Free memory is still 78.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:10:10,982 INFO L158 Benchmark]: CACSL2BoogieTranslator took 358.04ms. Allocated memory was 151.0MB in the beginning and 197.1MB in the end (delta: 46.1MB). Free memory was 76.8MB in the beginning and 167.3MB in the end (delta: -90.5MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2024-09-21 19:10:10,984 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 151.0MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.13ms. Allocated memory is still 151.0MB. Free memory is still 78.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 358.04ms. Allocated memory was 151.0MB in the beginning and 197.1MB in the end (delta: 46.1MB). Free memory was 76.8MB in the beginning and 167.3MB in the end (delta: -90.5MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 23]: 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/hard-u_valuebound1.c ../results/cpachecker-verification-files/SV-COMP24_unreach-call/hard-u_valuebound1.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 19:10:13,145 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 19:10:13,218 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-21 19:10:13,229 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 19:10:13,229 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 19:10:13,264 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 19:10:13,266 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 19:10:13,267 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 19:10:13,268 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 19:10:13,269 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 19:10:13,269 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 19:10:13,269 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 19:10:13,270 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 19:10:13,274 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 19:10:13,274 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 19:10:13,275 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 19:10:13,275 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 19:10:13,275 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 19:10:13,275 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 19:10:13,276 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 19:10:13,276 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 19:10:13,276 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 19:10:13,277 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 19:10:13,277 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-21 19:10:13,281 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-21 19:10:13,281 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 19:10:13,282 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-21 19:10:13,282 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 19:10:13,282 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 19:10:13,282 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 19:10:13,283 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 19:10:13,283 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 19:10:13,283 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 19:10:13,283 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 19:10:13,283 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 19:10:13,284 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 19:10:13,284 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 19:10:13,284 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 19:10:13,285 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 19:10:13,285 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-21 19:10:13,285 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-21 19:10:13,285 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 19:10:13,286 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 19:10:13,286 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 19:10:13,286 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 19:10:13,287 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-21 19:10:13,287 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 19:10:13,620 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 19:10:13,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 19:10:13,644 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 19:10:13,646 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 19:10:13,647 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 19:10:13,648 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound1.c [2024-09-21 19:10:15,188 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 19:10:15,397 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 19:10:15,399 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound1.c [2024-09-21 19:10:15,409 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/ad04b5c85/925301b9f1a344669a682eab3d2555d7/FLAGd0ab364cb [2024-09-21 19:10:15,428 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/ad04b5c85/925301b9f1a344669a682eab3d2555d7 [2024-09-21 19:10:15,430 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 19:10:15,431 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 19:10:15,432 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/cpachecker-verification-files/SV-COMP24_unreach-call/hard-u_valuebound1.yml/output/witness-2.1.yml [2024-09-21 19:10:15,487 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 19:10:15,489 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 19:10:15,491 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 19:10:15,491 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 19:10:15,497 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 19:10:15,498 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:10:15" (1/2) ... [2024-09-21 19:10:15,501 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65d537e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:10:15, skipping insertion in model container [2024-09-21 19:10:15,504 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:10:15" (1/2) ... [2024-09-21 19:10:15,506 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5ab41aff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:10:15, skipping insertion in model container [2024-09-21 19:10:15,506 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 07:10:15" (2/2) ... [2024-09-21 19:10:15,506 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65d537e7 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:10:15, skipping insertion in model container [2024-09-21 19:10:15,506 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 07:10:15" (2/2) ... [2024-09-21 19:10:15,520 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 19:10:15,520 INFO L1541 ArrayList]: Loop invariant at [L36-L44] (p == (1U) && q == (0U)) || (p == (2U) && q == (0U)) [2024-09-21 19:10:15,521 INFO L1541 ArrayList]: Loop invariant at [L46-L58] (p == (2U) && q == (0U)) || (p == (1U) && q == (0U)) || (p == (1U) && q == (1U)) [2024-09-21 19:10:15,521 INFO L1541 ArrayList]: Function contract at [L11]: requires 1, ensures (!(cond == (1)) || (1)) && (!(1) || (1)) [2024-09-21 19:10:15,521 INFO L1541 ArrayList]: Function contract at [L14]: requires 1, ensures (!(cond == (1)) || (1)) && (!(1) || (1)) [2024-09-21 19:10:15,521 INFO L1541 ArrayList]: Function contract at [L22]: requires 1, ensures (!(1) || ( esult == (0))) [2024-09-21 19:10:15,539 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 19:10:15,688 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/hard-u_valuebound1.c[537,550] [2024-09-21 19:10:15,714 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 19:10:15,727 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-21 19:10:15,770 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/hard-u_valuebound1.c[537,550] Start Parsing Global Start Parsing Global [2024-09-21 19:10:15,773 ERROR L321 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: esult [2024-09-21 19:10:15,773 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5ab41aff and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:10:15, skipping insertion in model container [2024-09-21 19:10:15,774 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 19:10:15,774 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2024-09-21 19:10:15,776 INFO L158 Benchmark]: Toolchain (without parser) took 285.81ms. Allocated memory is still 69.2MB. Free memory was 35.8MB in the beginning and 39.9MB in the end (delta: -4.1MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2024-09-21 19:10:15,776 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 48.2MB. Free memory was 25.1MB in the beginning and 25.1MB in the end (delta: 60.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:10:15,777 INFO L158 Benchmark]: Witness Parser took 0.11ms. Allocated memory is still 69.2MB. Free memory is still 37.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:10:15,778 INFO L158 Benchmark]: CACSL2BoogieTranslator took 282.60ms. Allocated memory is still 69.2MB. Free memory was 35.4MB in the beginning and 39.9MB in the end (delta: -4.4MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2024-09-21 19:10:15,781 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 48.2MB. Free memory was 25.1MB in the beginning and 25.1MB in the end (delta: 60.9kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.11ms. Allocated memory is still 69.2MB. Free memory is still 37.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 282.60ms. Allocated memory is still 69.2MB. Free memory was 35.4MB in the beginning and 39.9MB in the end (delta: -4.4MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 23]: 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