./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench/lcm1.c --full-output --witness-type correctness_witness --validate ../results/cpachecker-verification-files/SV-COMP24_unreach-call/lcm1.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/lcm1.c ../results/cpachecker-verification-files/SV-COMP24_unreach-call/lcm1.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 19:08:25,024 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 19:08:25,105 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 19:08:25,109 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 19:08:25,110 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 19:08:25,137 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 19:08:25,140 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 19:08:25,140 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 19:08:25,141 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 19:08:25,141 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 19:08:25,141 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 19:08:25,142 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 19:08:25,142 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 19:08:25,143 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 19:08:25,143 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 19:08:25,146 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 19:08:25,147 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 19:08:25,148 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 19:08:25,148 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 19:08:25,148 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 19:08:25,148 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 19:08:25,153 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 19:08:25,153 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 19:08:25,153 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 19:08:25,153 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 19:08:25,154 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 19:08:25,154 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 19:08:25,154 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 19:08:25,154 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 19:08:25,154 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 19:08:25,155 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 19:08:25,155 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 19:08:25,155 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 19:08:25,155 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 19:08:25,156 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 19:08:25,156 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 19:08:25,157 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 19:08:25,157 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 19:08:25,158 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 19:08:25,158 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 19:08:25,158 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 19:08:25,159 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 19:08:25,159 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 19:08:25,159 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 19:08:25,412 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 19:08:25,437 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 19:08:25,440 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 19:08:25,442 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 19:08:25,443 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 19:08:25,445 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench/lcm1.c [2024-09-21 19:08:26,916 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 19:08:27,109 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 19:08:27,110 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench/lcm1.c [2024-09-21 19:08:27,118 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/eb52f7be2/d447a8b9388244d980b5f839802e7a0a/FLAG0d1d14e54 [2024-09-21 19:08:27,131 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/eb52f7be2/d447a8b9388244d980b5f839802e7a0a [2024-09-21 19:08:27,133 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 19:08:27,134 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 19:08:27,134 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/cpachecker-verification-files/SV-COMP24_unreach-call/lcm1.yml/output/witness-2.1.yml [2024-09-21 19:08:27,195 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 19:08:27,196 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 19:08:27,198 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 19:08:27,198 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 19:08:27,203 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 19:08:27,204 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:08:27" (1/2) ... [2024-09-21 19:08:27,207 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51e991db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:08:27, skipping insertion in model container [2024-09-21 19:08:27,207 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:08:27" (1/2) ... [2024-09-21 19:08:27,210 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@77b4f8d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:08:27, skipping insertion in model container [2024-09-21 19:08:27,210 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 07:08:27" (2/2) ... [2024-09-21 19:08:27,211 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51e991db and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:08:27, skipping insertion in model container [2024-09-21 19:08:27,211 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 07:08:27" (2/2) ... [2024-09-21 19:08:27,223 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 19:08:27,224 INFO L1541 ArrayList]: Loop invariant at [L51-L57] v == (0U) [2024-09-21 19:08:27,225 INFO L1541 ArrayList]: Loop invariant at [L43-L49] 1 [2024-09-21 19:08:27,225 INFO L1541 ArrayList]: Loop invariant at [L38-L58] v == (0U) [2024-09-21 19:08:27,225 INFO L1541 ArrayList]: Function contract at [L22]: requires 1, ensures (!(1) || ( esult == (0))) [2024-09-21 19:08:27,225 INFO L1541 ArrayList]: Function contract at [L11]: requires 1, ensures (!(1) || (1)) [2024-09-21 19:08:27,225 INFO L1541 ArrayList]: Function contract at [L8]: requires 1, ensures 1 [2024-09-21 19:08:27,226 INFO L1541 ArrayList]: Function contract at [L14]: requires 1, ensures (!(1) || (1)) [2024-09-21 19:08:27,247 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 19:08:27,391 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/lcm1.c[552,565] [2024-09-21 19:08:27,409 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 19:08:27,419 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-21 19:08:27,463 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/lcm1.c[552,565] Start Parsing Global Start Parsing Global [2024-09-21 19:08:27,466 ERROR L321 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: esult [2024-09-21 19:08:27,467 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@77b4f8d4 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:08:27, skipping insertion in model container [2024-09-21 19:08:27,467 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 19:08:27,467 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2024-09-21 19:08:27,469 INFO L158 Benchmark]: Toolchain (without parser) took 272.18ms. Allocated memory is still 167.8MB. Free memory was 109.5MB in the beginning and 96.2MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-21 19:08:27,470 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 167.8MB. Free memory is still 130.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:08:27,470 INFO L158 Benchmark]: Witness Parser took 0.10ms. Allocated memory is still 167.8MB. Free memory is still 111.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:08:27,471 INFO L158 Benchmark]: CACSL2BoogieTranslator took 269.46ms. Allocated memory is still 167.8MB. Free memory was 109.5MB in the beginning and 96.5MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-21 19:08:27,472 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 167.8MB. Free memory is still 130.5MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.10ms. Allocated memory is still 167.8MB. Free memory is still 111.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 269.46ms. Allocated memory is still 167.8MB. Free memory was 109.5MB in the beginning and 96.5MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. 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 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/lcm1.c ../results/cpachecker-verification-files/SV-COMP24_unreach-call/lcm1.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 19:08:29,498 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 19:08:29,587 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-21 19:08:29,592 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 19:08:29,592 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 19:08:29,619 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 19:08:29,620 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 19:08:29,621 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 19:08:29,621 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 19:08:29,625 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 19:08:29,625 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 19:08:29,625 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 19:08:29,626 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 19:08:29,626 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 19:08:29,626 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 19:08:29,627 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 19:08:29,627 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 19:08:29,627 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 19:08:29,627 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 19:08:29,628 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 19:08:29,628 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 19:08:29,632 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 19:08:29,632 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 19:08:29,632 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-21 19:08:29,633 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-21 19:08:29,633 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 19:08:29,634 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-21 19:08:29,634 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 19:08:29,634 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 19:08:29,635 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 19:08:29,635 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 19:08:29,636 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 19:08:29,636 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 19:08:29,636 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 19:08:29,637 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 19:08:29,637 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 19:08:29,638 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 19:08:29,638 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 19:08:29,638 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 19:08:29,639 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-21 19:08:29,639 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-21 19:08:29,639 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 19:08:29,640 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 19:08:29,640 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 19:08:29,640 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 19:08:29,640 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-21 19:08:29,641 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 19:08:29,971 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 19:08:29,998 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 19:08:30,003 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 19:08:30,004 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 19:08:30,005 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 19:08:30,006 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench/lcm1.c [2024-09-21 19:08:31,567 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 19:08:31,783 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 19:08:31,784 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench/lcm1.c [2024-09-21 19:08:31,799 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/2b6a31fc0/4be2530bd01f49498ac2e370641ad0c1/FLAGa1ac77aa9 [2024-09-21 19:08:31,817 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/2b6a31fc0/4be2530bd01f49498ac2e370641ad0c1 [2024-09-21 19:08:31,820 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 19:08:31,820 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 19:08:31,821 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/cpachecker-verification-files/SV-COMP24_unreach-call/lcm1.yml/output/witness-2.1.yml [2024-09-21 19:08:31,883 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 19:08:31,885 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 19:08:31,886 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 19:08:31,886 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 19:08:31,892 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 19:08:31,893 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:08:31" (1/2) ... [2024-09-21 19:08:31,896 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@739983ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:08:31, skipping insertion in model container [2024-09-21 19:08:31,897 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:08:31" (1/2) ... [2024-09-21 19:08:31,899 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@11345e3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:08:31, skipping insertion in model container [2024-09-21 19:08:31,899 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 07:08:31" (2/2) ... [2024-09-21 19:08:31,899 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@739983ab and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:08:31, skipping insertion in model container [2024-09-21 19:08:31,899 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 07:08:31" (2/2) ... [2024-09-21 19:08:31,911 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 19:08:31,912 INFO L1541 ArrayList]: Loop invariant at [L51-L57] v == (0U) [2024-09-21 19:08:31,912 INFO L1541 ArrayList]: Loop invariant at [L43-L49] 1 [2024-09-21 19:08:31,913 INFO L1541 ArrayList]: Loop invariant at [L38-L58] v == (0U) [2024-09-21 19:08:31,913 INFO L1541 ArrayList]: Function contract at [L22]: requires 1, ensures (!(1) || ( esult == (0))) [2024-09-21 19:08:31,913 INFO L1541 ArrayList]: Function contract at [L11]: requires 1, ensures (!(1) || (1)) [2024-09-21 19:08:31,913 INFO L1541 ArrayList]: Function contract at [L14]: requires 1, ensures (!(1) || (1)) [2024-09-21 19:08:31,913 INFO L1541 ArrayList]: Function contract at [L8]: requires 1, ensures 1 [2024-09-21 19:08:31,935 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 19:08:32,122 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/lcm1.c[552,565] [2024-09-21 19:08:32,149 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 19:08:32,163 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-21 19:08:32,205 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/lcm1.c[552,565] Start Parsing Global Start Parsing Global [2024-09-21 19:08:32,212 ERROR L321 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: esult [2024-09-21 19:08:32,212 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@11345e3c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:08:32, skipping insertion in model container [2024-09-21 19:08:32,213 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 19:08:32,213 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2024-09-21 19:08:32,218 INFO L158 Benchmark]: Toolchain (without parser) took 329.24ms. Allocated memory is still 86.0MB. Free memory was 50.6MB in the beginning and 61.2MB in the end (delta: -10.6MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2024-09-21 19:08:32,219 INFO L158 Benchmark]: CDTParser took 1.01ms. Allocated memory is still 58.7MB. Free memory was 39.8MB in the beginning and 39.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:08:32,220 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 86.0MB. Free memory is still 52.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:08:32,220 INFO L158 Benchmark]: CACSL2BoogieTranslator took 327.08ms. Allocated memory is still 86.0MB. Free memory was 50.4MB in the beginning and 61.2MB in the end (delta: -10.8MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2024-09-21 19:08:32,223 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.01ms. Allocated memory is still 58.7MB. Free memory was 39.8MB in the beginning and 39.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.15ms. Allocated memory is still 86.0MB. Free memory is still 52.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 327.08ms. Allocated memory is still 86.0MB. Free memory was 50.4MB in the beginning and 61.2MB in the end (delta: -10.8MB). Peak memory consumption was 11.3MB. 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