./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_valuebound5.c --full-output --witness-type correctness_witness --validate ../results/cpachecker-verification-files/SV-COMP24_unreach-call/egcd3-ll_valuebound5.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/egcd3-ll_valuebound5.c ../results/cpachecker-verification-files/SV-COMP24_unreach-call/egcd3-ll_valuebound5.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 19:09:25,791 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 19:09:25,856 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 19:09:25,862 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 19:09:25,862 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 19:09:25,898 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 19:09:25,900 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 19:09:25,900 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 19:09:25,901 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 19:09:25,902 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 19:09:25,903 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 19:09:25,904 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 19:09:25,904 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 19:09:25,908 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 19:09:25,908 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 19:09:25,909 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 19:09:25,909 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 19:09:25,909 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 19:09:25,909 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 19:09:25,910 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 19:09:25,910 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 19:09:25,911 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 19:09:25,911 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 19:09:25,911 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 19:09:25,912 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 19:09:25,912 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 19:09:25,912 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 19:09:25,913 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 19:09:25,914 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 19:09:25,914 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 19:09:25,914 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 19:09:25,915 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 19:09:25,915 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 19:09:25,916 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 19:09:25,916 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 19:09:25,916 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 19:09:25,917 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 19:09:25,917 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 19:09:25,917 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 19:09:25,917 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 19:09:25,917 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 19:09:25,918 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 19:09:25,918 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 19:09:25,918 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 19:09:26,156 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 19:09:26,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 19:09:26,183 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 19:09:26,184 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 19:09:26,185 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 19:09:26,186 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_valuebound5.c [2024-09-21 19:09:27,655 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 19:09:27,824 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 19:09:27,824 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_valuebound5.c [2024-09-21 19:09:27,832 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/0629f2dc7/15f5b2e86c3743f1a00a3da4ac1071ed/FLAGf68c5d5a9 [2024-09-21 19:09:27,845 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/0629f2dc7/15f5b2e86c3743f1a00a3da4ac1071ed [2024-09-21 19:09:27,848 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 19:09:27,849 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 19:09:27,850 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/cpachecker-verification-files/SV-COMP24_unreach-call/egcd3-ll_valuebound5.yml/output/witness-2.1.yml [2024-09-21 19:09:27,913 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 19:09:27,915 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 19:09:27,916 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 19:09:27,916 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 19:09:27,921 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 19:09:27,922 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:09:27" (1/2) ... [2024-09-21 19:09:27,924 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f2716cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:09:27, skipping insertion in model container [2024-09-21 19:09:27,925 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:09:27" (1/2) ... [2024-09-21 19:09:27,927 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@319c3010 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:09:27, skipping insertion in model container [2024-09-21 19:09:27,927 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 07:09:27" (2/2) ... [2024-09-21 19:09:27,927 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f2716cd and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:09:27, skipping insertion in model container [2024-09-21 19:09:27,927 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 07:09:27" (2/2) ... [2024-09-21 19:09:27,940 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 19:09:27,940 INFO L1541 ArrayList]: Loop invariant at [L49-L59] (d == (2LL) && k == (0LL) && p == (1LL) && q == (0LL) && r == (0LL) && s == (1LL)) || (d == (4LL) && k == (0LL) && p == (1LL) && q == (0LL) && r == (0LL) && s == (1LL)) || (d == (2LL) && k == (0LL) && p == (0LL) && q == (1LL) && r == (1LL) && s == (0LL)) || (d == (1LL) && k == (0LL) && p == (1LL) && q == (0LL) && r == (0LL) && s == (1LL)) || (d == (1LL) && k == (1LL) && p == (1LL) && q == (0LL) && r == (0LL) && s == (1LL)) || (d == (4LL) && k == (0LL) && p == (0LL) && q == (1LL) && r == (1LL) && s == (0LL)) || (p == (1LL) && q == (0LL) && r == (0LL) && s == (1LL)) || (d == (1LL) && k == (0LL) && p == (0LL) && q == (1LL) && r == (1LL) && s == (0LL)) [2024-09-21 19:09:27,940 INFO L1541 ArrayList]: Loop invariant at [L35-L73] (p == (0LL) && q == (1LL) && r == (1LL) && s == (-2LL)) || (p == (0LL) && q == (1LL) && r == (1LL) && s == (-1LL)) || (p == (0LL) && q == (1LL) && r == (1LL) && s == (0LL)) || (p == (1LL) && q == (0LL) && r == (0LL) && s == (1LL)) [2024-09-21 19:09:27,940 INFO L1541 ArrayList]: Loop invariant at [L42-L62] (k == (0LL) && p == (0LL) && q == (1LL) && r == (1LL) && s == (0LL)) || (k == (0LL) && p == (1LL) && q == (0LL) && r == (0LL) && s == (1LL)) || (k == (2LL) && p == (1LL) && q == (0LL) && r == (0LL) && s == (1LL)) || (p == (0LL) && q == (1LL) && r == (1LL)) || (k == (1LL) && p == (1LL) && q == (0LL) && r == (0LL) && s == (1LL)) [2024-09-21 19:09:27,940 INFO L1541 ArrayList]: Function contract at [L7]: requires 1, ensures (!(1) || (1)) [2024-09-21 19:09:27,941 INFO L1541 ArrayList]: Function contract at [L18]: requires 1, ensures (!(1) || ( esult == (0))) [2024-09-21 19:09:27,941 INFO L1541 ArrayList]: Function contract at [L10]: requires 1, ensures (!(1) || (1)) [2024-09-21 19:09:27,967 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 19:09:28,140 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/egcd3-ll_valuebound5.c[490,503] [2024-09-21 19:09:28,168 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 19:09:28,176 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-21 19:09:28,213 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/egcd3-ll_valuebound5.c[490,503] Start Parsing Global Start Parsing Global [2024-09-21 19:09:28,216 ERROR L321 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: esult [2024-09-21 19:09:28,217 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@319c3010 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:09:28, skipping insertion in model container [2024-09-21 19:09:28,217 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 19:09:28,217 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2024-09-21 19:09:28,219 INFO L158 Benchmark]: Toolchain (without parser) took 303.92ms. Allocated memory is still 199.2MB. Free memory was 139.4MB in the beginning and 126.1MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-21 19:09:28,220 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 130.0MB. Free memory was 94.0MB in the beginning and 94.0MB in the end (delta: 27.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:09:28,220 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 199.2MB. Free memory is still 141.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:09:28,221 INFO L158 Benchmark]: CACSL2BoogieTranslator took 301.72ms. Allocated memory is still 199.2MB. Free memory was 139.4MB in the beginning and 126.1MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-21 19:09:28,223 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 130.0MB. Free memory was 94.0MB in the beginning and 94.0MB in the end (delta: 27.4kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.17ms. Allocated memory is still 199.2MB. Free memory is still 141.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 301.72ms. Allocated memory is still 199.2MB. Free memory was 139.4MB in the beginning and 126.1MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 19]: 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/egcd3-ll_valuebound5.c ../results/cpachecker-verification-files/SV-COMP24_unreach-call/egcd3-ll_valuebound5.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 19:09:30,234 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 19:09:30,318 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-21 19:09:30,323 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 19:09:30,324 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 19:09:30,353 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 19:09:30,354 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 19:09:30,354 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 19:09:30,355 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 19:09:30,356 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 19:09:30,357 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 19:09:30,357 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 19:09:30,358 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 19:09:30,358 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 19:09:30,358 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 19:09:30,359 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 19:09:30,359 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 19:09:30,359 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 19:09:30,360 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 19:09:30,360 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 19:09:30,360 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 19:09:30,364 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 19:09:30,365 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 19:09:30,365 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-21 19:09:30,365 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-21 19:09:30,366 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 19:09:30,366 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-21 19:09:30,366 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 19:09:30,366 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 19:09:30,367 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 19:09:30,367 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 19:09:30,367 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 19:09:30,368 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 19:09:30,368 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 19:09:30,371 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 19:09:30,371 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 19:09:30,372 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 19:09:30,373 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 19:09:30,373 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 19:09:30,373 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-21 19:09:30,373 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-21 19:09:30,374 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 19:09:30,374 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 19:09:30,374 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 19:09:30,374 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 19:09:30,375 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-21 19:09:30,375 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 19:09:30,698 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 19:09:30,720 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 19:09:30,723 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 19:09:30,724 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 19:09:30,725 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 19:09:30,727 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_valuebound5.c [2024-09-21 19:09:32,245 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 19:09:32,443 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 19:09:32,447 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_valuebound5.c [2024-09-21 19:09:32,456 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/c61c140d0/5c1030cf597b4df0a8690396283c4835/FLAGc00491feb [2024-09-21 19:09:32,822 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/c61c140d0/5c1030cf597b4df0a8690396283c4835 [2024-09-21 19:09:32,825 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 19:09:32,825 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 19:09:32,826 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/cpachecker-verification-files/SV-COMP24_unreach-call/egcd3-ll_valuebound5.yml/output/witness-2.1.yml [2024-09-21 19:09:32,887 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 19:09:32,889 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 19:09:32,891 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 19:09:32,891 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 19:09:32,896 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 19:09:32,897 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:09:32" (1/2) ... [2024-09-21 19:09:32,900 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@631bc170 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:09:32, skipping insertion in model container [2024-09-21 19:09:32,900 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:09:32" (1/2) ... [2024-09-21 19:09:32,902 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4bfa0d77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:09:32, skipping insertion in model container [2024-09-21 19:09:32,902 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 07:09:32" (2/2) ... [2024-09-21 19:09:32,905 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@631bc170 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:09:32, skipping insertion in model container [2024-09-21 19:09:32,905 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 07:09:32" (2/2) ... [2024-09-21 19:09:32,916 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 19:09:32,918 INFO L1541 ArrayList]: Loop invariant at [L49-L59] (d == (2LL) && k == (0LL) && p == (1LL) && q == (0LL) && r == (0LL) && s == (1LL)) || (d == (4LL) && k == (0LL) && p == (1LL) && q == (0LL) && r == (0LL) && s == (1LL)) || (d == (2LL) && k == (0LL) && p == (0LL) && q == (1LL) && r == (1LL) && s == (0LL)) || (d == (1LL) && k == (0LL) && p == (1LL) && q == (0LL) && r == (0LL) && s == (1LL)) || (d == (1LL) && k == (1LL) && p == (1LL) && q == (0LL) && r == (0LL) && s == (1LL)) || (d == (4LL) && k == (0LL) && p == (0LL) && q == (1LL) && r == (1LL) && s == (0LL)) || (p == (1LL) && q == (0LL) && r == (0LL) && s == (1LL)) || (d == (1LL) && k == (0LL) && p == (0LL) && q == (1LL) && r == (1LL) && s == (0LL)) [2024-09-21 19:09:32,919 INFO L1541 ArrayList]: Loop invariant at [L35-L73] (p == (0LL) && q == (1LL) && r == (1LL) && s == (-2LL)) || (p == (0LL) && q == (1LL) && r == (1LL) && s == (-1LL)) || (p == (0LL) && q == (1LL) && r == (1LL) && s == (0LL)) || (p == (1LL) && q == (0LL) && r == (0LL) && s == (1LL)) [2024-09-21 19:09:32,919 INFO L1541 ArrayList]: Loop invariant at [L42-L62] (k == (0LL) && p == (0LL) && q == (1LL) && r == (1LL) && s == (0LL)) || (k == (0LL) && p == (1LL) && q == (0LL) && r == (0LL) && s == (1LL)) || (k == (2LL) && p == (1LL) && q == (0LL) && r == (0LL) && s == (1LL)) || (p == (0LL) && q == (1LL) && r == (1LL)) || (k == (1LL) && p == (1LL) && q == (0LL) && r == (0LL) && s == (1LL)) [2024-09-21 19:09:32,919 INFO L1541 ArrayList]: Function contract at [L18]: requires 1, ensures (!(1) || ( esult == (0))) [2024-09-21 19:09:32,919 INFO L1541 ArrayList]: Function contract at [L10]: requires 1, ensures (!(1) || (1)) [2024-09-21 19:09:32,919 INFO L1541 ArrayList]: Function contract at [L7]: requires 1, ensures (!(1) || (1)) [2024-09-21 19:09:32,939 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 19:09:33,121 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/egcd3-ll_valuebound5.c[490,503] [2024-09-21 19:09:33,157 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 19:09:33,173 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-21 19:09:33,214 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/egcd3-ll_valuebound5.c[490,503] Start Parsing Global Start Parsing Global [2024-09-21 19:09:33,218 ERROR L321 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: esult [2024-09-21 19:09:33,219 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4bfa0d77 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:09:33, skipping insertion in model container [2024-09-21 19:09:33,219 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 19:09:33,220 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2024-09-21 19:09:33,222 INFO L158 Benchmark]: Toolchain (without parser) took 331.95ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 30.3MB in the beginning and 57.6MB in the end (delta: -27.3MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2024-09-21 19:09:33,223 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 62.9MB. Free memory is still 31.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:09:33,223 INFO L158 Benchmark]: Witness Parser took 0.09ms. Allocated memory is still 62.9MB. Free memory is still 32.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:09:33,224 INFO L158 Benchmark]: CACSL2BoogieTranslator took 328.94ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 30.0MB in the beginning and 57.6MB in the end (delta: -27.6MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2024-09-21 19:09:33,226 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 62.9MB. Free memory is still 31.8MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.09ms. Allocated memory is still 62.9MB. Free memory is still 32.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 328.94ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 30.0MB in the beginning and 57.6MB in the end (delta: -27.6MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 19]: 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