./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_valuebound2.c --full-output --witness-type correctness_witness --validate ../results/cpachecker-verification-files/SV-COMP24_unreach-call/egcd3-ll_valuebound2.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_valuebound2.c ../results/cpachecker-verification-files/SV-COMP24_unreach-call/egcd3-ll_valuebound2.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 19:09:23,388 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 19:09:23,444 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 19:09:23,449 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 19:09:23,449 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 19:09:23,474 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 19:09:23,475 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 19:09:23,475 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 19:09:23,476 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 19:09:23,477 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 19:09:23,477 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 19:09:23,477 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 19:09:23,478 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 19:09:23,479 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 19:09:23,480 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 19:09:23,480 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 19:09:23,480 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 19:09:23,480 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 19:09:23,481 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 19:09:23,481 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 19:09:23,481 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 19:09:23,484 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 19:09:23,484 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 19:09:23,484 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 19:09:23,484 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 19:09:23,485 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 19:09:23,485 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 19:09:23,485 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 19:09:23,485 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 19:09:23,486 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 19:09:23,486 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 19:09:23,486 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 19:09:23,486 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 19:09:23,486 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 19:09:23,486 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 19:09:23,487 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 19:09:23,487 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 19:09:23,487 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 19:09:23,487 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 19:09:23,487 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 19:09:23,488 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 19:09:23,489 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 19:09:23,489 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 19:09:23,489 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 19:09:23,726 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 19:09:23,747 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 19:09:23,750 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 19:09:23,751 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 19:09:23,752 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 19:09:23,753 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_valuebound2.c [2024-09-21 19:09:25,063 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 19:09:25,242 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 19:09:25,243 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_valuebound2.c [2024-09-21 19:09:25,249 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/9a878f1e9/0390941525194fbda010b726cfa58abb/FLAG17f25ef73 [2024-09-21 19:09:25,659 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/9a878f1e9/0390941525194fbda010b726cfa58abb [2024-09-21 19:09:25,669 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 19:09:25,672 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 19:09:25,673 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/cpachecker-verification-files/SV-COMP24_unreach-call/egcd3-ll_valuebound2.yml/output/witness-2.1.yml [2024-09-21 19:09:25,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 19:09:25,730 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 19:09:25,735 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 19:09:25,735 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 19:09:25,738 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 19:09:25,739 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:09:25" (1/2) ... [2024-09-21 19:09:25,740 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@accc72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:09:25, skipping insertion in model container [2024-09-21 19:09:25,740 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:09:25" (1/2) ... [2024-09-21 19:09:25,741 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6e19ec40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:09:25, skipping insertion in model container [2024-09-21 19:09:25,742 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 07:09:25" (2/2) ... [2024-09-21 19:09:25,742 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@accc72 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:09:25, skipping insertion in model container [2024-09-21 19:09:25,742 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 07:09:25" (2/2) ... [2024-09-21 19:09:25,751 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 19:09:25,752 INFO L1541 ArrayList]: Loop invariant at [L42-L62] (k == (0LL) && p == (1LL) && q == (0LL) && r == (0LL) && s == (1LL)) || (k == (0LL) && p == (0LL) && q == (1LL) && r == (1LL) && s == (0LL)) || (k == (1LL) && p == (1LL) && q == (0LL) && r == (0LL) && s == (1LL)) || (k == (2LL) && p == (1LL) && q == (0LL) && r == (0LL) && s == (1LL)) || (k == (2LL) && p == (0LL) && q == (1LL) && r == (1LL) && s == (0LL)) [2024-09-21 19:09:25,752 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)) || (p == (1LL) && q == (-2LL) && r == (0LL) && s == (1LL)) [2024-09-21 19:09:25,752 INFO L1541 ArrayList]: Loop invariant at [L49-L59] (d == (1LL) && 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 == (0LL) && q == (1LL) && r == (1LL) && s == (0LL)) || (d == (2LL) && k == (0LL) && p == (1LL) && q == (0LL) && r == (0LL) && s == (1LL)) [2024-09-21 19:09:25,752 INFO L1541 ArrayList]: Function contract at [L18]: requires 1, ensures (!(1) || ( esult == (0))) [2024-09-21 19:09:25,753 INFO L1541 ArrayList]: Function contract at [L10]: requires 1, ensures (!(1) || (1)) [2024-09-21 19:09:25,753 INFO L1541 ArrayList]: Function contract at [L7]: requires 1, ensures (!(cond == (1)) || (1)) && (!(1) || (1)) [2024-09-21 19:09:25,770 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 19:09:25,909 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_valuebound2.c[490,503] [2024-09-21 19:09:25,929 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 19:09:25,936 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-21 19:09:25,974 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_valuebound2.c[490,503] Start Parsing Global Start Parsing Global [2024-09-21 19:09:25,976 ERROR L321 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: esult [2024-09-21 19:09:25,976 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6e19ec40 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:09:25, skipping insertion in model container [2024-09-21 19:09:25,977 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 19:09:25,977 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2024-09-21 19:09:25,979 INFO L158 Benchmark]: Toolchain (without parser) took 247.40ms. Allocated memory was 157.3MB in the beginning and 226.5MB in the end (delta: 69.2MB). Free memory was 85.9MB in the beginning and 195.6MB in the end (delta: -109.7MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2024-09-21 19:09:25,980 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 157.3MB. Free memory is still 126.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:09:25,981 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 157.3MB. Free memory is still 88.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:09:25,981 INFO L158 Benchmark]: CACSL2BoogieTranslator took 242.25ms. Allocated memory was 157.3MB in the beginning and 226.5MB in the end (delta: 69.2MB). Free memory was 85.7MB in the beginning and 195.6MB in the end (delta: -109.9MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2024-09-21 19:09:25,982 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 157.3MB. Free memory is still 126.7MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.16ms. Allocated memory is still 157.3MB. Free memory is still 88.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 242.25ms. Allocated memory was 157.3MB in the beginning and 226.5MB in the end (delta: 69.2MB). Free memory was 85.7MB in the beginning and 195.6MB in the end (delta: -109.9MB). Peak memory consumption was 14.6MB. 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_valuebound2.c ../results/cpachecker-verification-files/SV-COMP24_unreach-call/egcd3-ll_valuebound2.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 19:09:27,791 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 19:09:27,852 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-21 19:09:27,858 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 19:09:27,859 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 19:09:27,885 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 19:09:27,886 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 19:09:27,886 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 19:09:27,886 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 19:09:27,887 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 19:09:27,887 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 19:09:27,890 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 19:09:27,891 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 19:09:27,893 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 19:09:27,894 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 19:09:27,894 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 19:09:27,894 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 19:09:27,894 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 19:09:27,895 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 19:09:27,895 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 19:09:27,895 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 19:09:27,896 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 19:09:27,896 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 19:09:27,898 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-21 19:09:27,898 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-21 19:09:27,899 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 19:09:27,899 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-21 19:09:27,899 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 19:09:27,899 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 19:09:27,899 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 19:09:27,900 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 19:09:27,900 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 19:09:27,900 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 19:09:27,900 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 19:09:27,901 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 19:09:27,901 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 19:09:27,901 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 19:09:27,903 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 19:09:27,904 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 19:09:27,904 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-21 19:09:27,905 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-21 19:09:27,905 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 19:09:27,905 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 19:09:27,905 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 19:09:27,906 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 19:09:27,906 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-21 19:09:27,907 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 19:09:28,161 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 19:09:28,184 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 19:09:28,189 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 19:09:28,190 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 19:09:28,191 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 19:09:28,192 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/cpachecker-verification-files/SV-COMP24_unreach-call/egcd3-ll_valuebound2.yml/output/witness-2.1.yml [2024-09-21 19:09:28,241 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 19:09:28,242 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 19:09:28,242 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_valuebound2.c [2024-09-21 19:09:29,704 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 19:09:29,878 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 19:09:29,878 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_valuebound2.c [2024-09-21 19:09:29,886 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/34f6df5c3/1052d0ec6d8644bcac748c59855f17fe/FLAG4778186c9 [2024-09-21 19:09:29,899 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/34f6df5c3/1052d0ec6d8644bcac748c59855f17fe [2024-09-21 19:09:29,900 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 19:09:29,901 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 19:09:29,902 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 19:09:29,903 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 19:09:29,907 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 19:09:29,908 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 07:09:28" (1/2) ... [2024-09-21 19:09:29,909 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e253f5f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:09:29, skipping insertion in model container [2024-09-21 19:09:29,909 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 07:09:28" (1/2) ... [2024-09-21 19:09:29,910 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@114ede3d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:09:29, skipping insertion in model container [2024-09-21 19:09:29,910 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:09:29" (2/2) ... [2024-09-21 19:09:29,911 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e253f5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:09:29, skipping insertion in model container [2024-09-21 19:09:29,911 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:09:29" (2/2) ... [2024-09-21 19:09:29,918 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 19:09:29,919 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)) || (p == (1LL) && q == (-2LL) && r == (0LL) && s == (1LL)) [2024-09-21 19:09:29,919 INFO L1541 ArrayList]: Loop invariant at [L49-L59] (d == (1LL) && 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 == (0LL) && q == (1LL) && r == (1LL) && s == (0LL)) || (d == (2LL) && k == (0LL) && p == (1LL) && q == (0LL) && r == (0LL) && s == (1LL)) [2024-09-21 19:09:29,919 INFO L1541 ArrayList]: Loop invariant at [L42-L62] (k == (0LL) && p == (1LL) && q == (0LL) && r == (0LL) && s == (1LL)) || (k == (0LL) && p == (0LL) && q == (1LL) && r == (1LL) && s == (0LL)) || (k == (1LL) && p == (1LL) && q == (0LL) && r == (0LL) && s == (1LL)) || (k == (2LL) && p == (1LL) && q == (0LL) && r == (0LL) && s == (1LL)) || (k == (2LL) && p == (0LL) && q == (1LL) && r == (1LL) && s == (0LL)) [2024-09-21 19:09:29,920 INFO L1541 ArrayList]: Function contract at [L7]: requires 1, ensures (!(cond == (1)) || (1)) && (!(1) || (1)) [2024-09-21 19:09:29,920 INFO L1541 ArrayList]: Function contract at [L10]: requires 1, ensures (!(1) || (1)) [2024-09-21 19:09:29,920 INFO L1541 ArrayList]: Function contract at [L18]: requires 1, ensures (!(1) || ( esult == (0))) [2024-09-21 19:09:29,934 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 19:09:30,060 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_valuebound2.c[490,503] [2024-09-21 19:09:30,086 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 19:09:30,099 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-21 19:09:30,134 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_valuebound2.c[490,503] Start Parsing Global Start Parsing Global [2024-09-21 19:09:30,136 ERROR L321 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: esult [2024-09-21 19:09:30,137 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@114ede3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:09:30, skipping insertion in model container [2024-09-21 19:09:30,137 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 19:09:30,137 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2024-09-21 19:09:30,139 INFO L158 Benchmark]: Toolchain (without parser) took 237.36ms. Allocated memory is still 115.3MB. Free memory was 84.9MB in the beginning and 71.3MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-21 19:09:30,140 INFO L158 Benchmark]: Witness Parser took 0.77ms. Allocated memory is still 67.1MB. Free memory was 49.2MB in the beginning and 49.1MB in the end (delta: 106.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:09:30,140 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 67.1MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:09:30,141 INFO L158 Benchmark]: CACSL2BoogieTranslator took 235.12ms. Allocated memory is still 115.3MB. Free memory was 84.9MB in the beginning and 71.3MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-21 19:09:30,143 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 0.77ms. Allocated memory is still 67.1MB. Free memory was 49.2MB in the beginning and 49.1MB in the end (delta: 106.4kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.13ms. Allocated memory is still 67.1MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 235.12ms. Allocated memory is still 115.3MB. Free memory was 84.9MB in the beginning and 71.3MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. 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