./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench/divbin2.i --full-output --witness-type correctness_witness --validate ../results/cpachecker-verification-files/SV-COMP24_unreach-call/divbin2.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/divbin2.i ../results/cpachecker-verification-files/SV-COMP24_unreach-call/divbin2.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 19:08:17,392 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 19:08:17,447 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 19:08:17,450 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 19:08:17,450 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 19:08:17,475 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 19:08:17,475 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 19:08:17,476 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 19:08:17,476 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 19:08:17,477 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 19:08:17,478 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 19:08:17,478 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 19:08:17,478 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 19:08:17,478 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 19:08:17,480 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 19:08:17,480 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 19:08:17,481 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 19:08:17,481 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 19:08:17,481 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 19:08:17,481 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 19:08:17,482 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 19:08:17,485 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 19:08:17,485 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 19:08:17,485 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 19:08:17,485 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 19:08:17,486 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 19:08:17,486 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 19:08:17,486 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 19:08:17,486 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 19:08:17,486 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 19:08:17,486 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 19:08:17,487 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 19:08:17,487 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 19:08:17,487 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 19:08:17,487 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 19:08:17,487 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 19:08:17,487 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 19:08:17,487 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 19:08:17,488 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 19:08:17,488 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 19:08:17,488 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 19:08:17,489 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 19:08:17,489 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 19:08:17,489 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 19:08:17,670 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 19:08:17,697 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 19:08:17,699 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 19:08:17,704 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 19:08:17,704 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 19:08:17,705 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/cpachecker-verification-files/SV-COMP24_unreach-call/divbin2.yml/output/witness-2.1.yml [2024-09-21 19:08:17,809 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 19:08:17,810 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 19:08:17,810 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench/divbin2.i [2024-09-21 19:08:19,331 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 19:08:19,525 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 19:08:19,526 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench/divbin2.i [2024-09-21 19:08:19,537 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/5ee3e6fb9/fd47ad62d5d14afbae00ba595fd08ee8/FLAG1d925b8ac [2024-09-21 19:08:19,553 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/5ee3e6fb9/fd47ad62d5d14afbae00ba595fd08ee8 [2024-09-21 19:08:19,554 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 19:08:19,555 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 19:08:19,557 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 19:08:19,557 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 19:08:19,561 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 19:08:19,562 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 07:08:17" (1/2) ... [2024-09-21 19:08:19,564 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4013cd05 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:08:19, skipping insertion in model container [2024-09-21 19:08:19,564 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 07:08:17" (1/2) ... [2024-09-21 19:08:19,565 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2497a15f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:08:19, skipping insertion in model container [2024-09-21 19:08:19,566 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:08:19" (2/2) ... [2024-09-21 19:08:19,566 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4013cd05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:08:19, skipping insertion in model container [2024-09-21 19:08:19,566 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:08:19" (2/2) ... [2024-09-21 19:08:19,581 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 19:08:19,582 INFO L1541 ArrayList]: Loop invariant at [L37-L46] (B == (1U) && b == (128U)) || (B == (1U) && b == (16U)) || (B == (1U) && b == (512U) && q == (0U)) || (B == (1U) && b == (4U)) || (B == (1U) && b == (16U) && q == (0U)) || (B == (1U) && b == (256U)) || (B == (1U) && b == (2048U)) || (B == (1U) && b == (8U) && q == (0U)) || (B == (1U) && b == (512U)) || (B == (1U) && b == (1U)) || (B == (1U) && b == (2U)) || (B == (1U) && b == (1024U)) || (B == (1U) && b == (32U)) || (B == (1U) && b == (1024U) && q == (0U)) || (B == (1U) && b == (64U)) || (B == (1U) && b == (32U) && q == (0U)) || (B == (1U) && b == (2U) && q == (0U)) || (B == (1U) && b == (8U)) || (B == (1U) && b == (256U) && q == (0U)) || (B == (1U) && b == (32768U) && q == (0U)) || (B == (1U) && b == (8192U)) || (B == (1U) && b == (4096U)) || (B == (1U) && b == (16384U) && q == (0U)) || (B == (1U) && b == (4U) && q == (0U)) || (B == (1U) && b == (2048U) && q == (0U)) || (B == (1U) && b == (128U) && q == (0U)) || (B == (1U) && b == (64U) && q == (0U)) || (B == (1U) && b == (1U) && q == (0U)) || (B == (1U) && b == (8192U) && q == (0U)) || (B == (1U) && b == (4096U) && q == (0U)) || (B == (1U) && b == (16384U)) [2024-09-21 19:08:19,582 INFO L1541 ArrayList]: Loop invariant at [L33-L36] (B == (1U) && b == (512U) && q == (0U)) || (B == (1U) && b == (32U) && q == (0U)) || (B == (1U) && b == (1024U) && q == (0U)) || (B == (1U) && b == (128U) && q == (0U)) || (B == (1U) && b == (256U) && q == (0U)) || (B == (1U) && b == (8U) && q == (0U)) || (B == (1U) && b == (16U) && q == (0U)) || (B == (1U) && b == (4U) && q == (0U)) || (B == (1U) && b == (32768U) && q == (0U)) || (B == (1U) && b == (8192U) && q == (0U)) || (B == (1U) && b == (2048U) && q == (0U)) || (B == (1U) && b == (65536U) && q == (0U)) || (B == (1U) && b == (64U) && q == (0U)) || (B == (1U) && b == (1U) && q == (0U)) || (B == (1U) && b == (16384U) && q == (0U)) || (B == (1U) && b == (4096U) && q == (0U)) || (B == (1U) && b == (2U) && q == (0U)) [2024-09-21 19:08:19,582 INFO L1541 ArrayList]: Function contract at [L12]: requires 1, ensures 1 [2024-09-21 19:08:19,582 INFO L1541 ArrayList]: Function contract at [L25]: requires 1, ensures (!(1) || ( esult == (0))) [2024-09-21 19:08:19,582 INFO L1541 ArrayList]: Function contract at [L18]: requires 1, ensures (!(1) || (1)) [2024-09-21 19:08:19,608 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 19:08:19,869 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/divbin2.i[951,964] [2024-09-21 19:08:19,891 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 19:08:19,899 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-21 19:08:19,947 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/divbin2.i[951,964] Start Parsing Global Start Parsing Global [2024-09-21 19:08:19,954 ERROR L321 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: esult [2024-09-21 19:08:19,955 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2497a15f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:08:19, skipping insertion in model container [2024-09-21 19:08:19,955 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 19:08:19,955 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2024-09-21 19:08:19,961 INFO L158 Benchmark]: Toolchain (without parser) took 401.21ms. Allocated memory is still 165.7MB. Free memory was 93.5MB in the beginning and 132.7MB in the end (delta: -39.2MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2024-09-21 19:08:19,961 INFO L158 Benchmark]: Witness Parser took 0.10ms. Allocated memory is still 165.7MB. Free memory is still 121.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:08:19,962 INFO L158 Benchmark]: CDTParser took 0.06ms. Allocated memory is still 165.7MB. Free memory is still 137.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:08:19,962 INFO L158 Benchmark]: CACSL2BoogieTranslator took 398.53ms. Allocated memory is still 165.7MB. Free memory was 93.4MB in the beginning and 132.7MB in the end (delta: -39.4MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2024-09-21 19:08:19,964 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 0.10ms. Allocated memory is still 165.7MB. Free memory is still 121.1MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.06ms. Allocated memory is still 165.7MB. Free memory is still 137.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 398.53ms. Allocated memory is still 165.7MB. Free memory was 93.4MB in the beginning and 132.7MB in the end (delta: -39.4MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 26]: 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/divbin2.i ../results/cpachecker-verification-files/SV-COMP24_unreach-call/divbin2.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 19:08:22,541 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 19:08:22,607 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-21 19:08:22,612 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 19:08:22,613 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 19:08:22,648 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 19:08:22,650 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 19:08:22,650 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 19:08:22,651 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 19:08:22,652 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 19:08:22,652 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 19:08:22,652 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 19:08:22,653 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 19:08:22,653 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 19:08:22,654 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 19:08:22,655 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 19:08:22,655 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 19:08:22,655 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 19:08:22,655 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 19:08:22,656 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 19:08:22,656 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 19:08:22,659 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 19:08:22,659 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 19:08:22,659 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-21 19:08:22,659 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-21 19:08:22,659 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 19:08:22,659 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-21 19:08:22,660 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 19:08:22,660 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 19:08:22,660 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 19:08:22,660 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 19:08:22,660 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 19:08:22,661 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 19:08:22,661 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 19:08:22,661 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 19:08:22,661 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 19:08:22,661 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 19:08:22,661 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 19:08:22,662 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 19:08:22,662 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-21 19:08:22,666 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-21 19:08:22,666 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 19:08:22,666 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 19:08:22,667 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 19:08:22,667 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 19:08:22,667 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-21 19:08:22,667 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 19:08:22,902 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 19:08:22,917 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 19:08:22,919 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 19:08:22,920 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 19:08:22,922 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 19:08:22,923 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench/divbin2.i [2024-09-21 19:08:24,344 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 19:08:24,520 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 19:08:24,521 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench/divbin2.i [2024-09-21 19:08:24,530 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/dca5d5101/a9327cafd4584e9ebdefd77755c24ff6/FLAG9d2dad53d [2024-09-21 19:08:24,928 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/dca5d5101/a9327cafd4584e9ebdefd77755c24ff6 [2024-09-21 19:08:24,930 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 19:08:24,931 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 19:08:24,931 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/cpachecker-verification-files/SV-COMP24_unreach-call/divbin2.yml/output/witness-2.1.yml [2024-09-21 19:08:24,981 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 19:08:24,985 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 19:08:24,986 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 19:08:24,986 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 19:08:24,990 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 19:08:24,990 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:08:24" (1/2) ... [2024-09-21 19:08:24,993 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e40f651 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:08:24, skipping insertion in model container [2024-09-21 19:08:24,993 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:08:24" (1/2) ... [2024-09-21 19:08:24,994 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3ac31e0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:08:24, skipping insertion in model container [2024-09-21 19:08:24,996 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 07:08:24" (2/2) ... [2024-09-21 19:08:24,996 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e40f651 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:08:24, skipping insertion in model container [2024-09-21 19:08:24,996 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 07:08:24" (2/2) ... [2024-09-21 19:08:25,005 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 19:08:25,008 INFO L1541 ArrayList]: Loop invariant at [L37-L46] (B == (1U) && b == (128U)) || (B == (1U) && b == (16U)) || (B == (1U) && b == (512U) && q == (0U)) || (B == (1U) && b == (4U)) || (B == (1U) && b == (16U) && q == (0U)) || (B == (1U) && b == (256U)) || (B == (1U) && b == (2048U)) || (B == (1U) && b == (8U) && q == (0U)) || (B == (1U) && b == (512U)) || (B == (1U) && b == (1U)) || (B == (1U) && b == (2U)) || (B == (1U) && b == (1024U)) || (B == (1U) && b == (32U)) || (B == (1U) && b == (1024U) && q == (0U)) || (B == (1U) && b == (64U)) || (B == (1U) && b == (32U) && q == (0U)) || (B == (1U) && b == (2U) && q == (0U)) || (B == (1U) && b == (8U)) || (B == (1U) && b == (256U) && q == (0U)) || (B == (1U) && b == (32768U) && q == (0U)) || (B == (1U) && b == (8192U)) || (B == (1U) && b == (4096U)) || (B == (1U) && b == (16384U) && q == (0U)) || (B == (1U) && b == (4U) && q == (0U)) || (B == (1U) && b == (2048U) && q == (0U)) || (B == (1U) && b == (128U) && q == (0U)) || (B == (1U) && b == (64U) && q == (0U)) || (B == (1U) && b == (1U) && q == (0U)) || (B == (1U) && b == (8192U) && q == (0U)) || (B == (1U) && b == (4096U) && q == (0U)) || (B == (1U) && b == (16384U)) [2024-09-21 19:08:25,008 INFO L1541 ArrayList]: Loop invariant at [L33-L36] (B == (1U) && b == (512U) && q == (0U)) || (B == (1U) && b == (32U) && q == (0U)) || (B == (1U) && b == (1024U) && q == (0U)) || (B == (1U) && b == (128U) && q == (0U)) || (B == (1U) && b == (256U) && q == (0U)) || (B == (1U) && b == (8U) && q == (0U)) || (B == (1U) && b == (16U) && q == (0U)) || (B == (1U) && b == (4U) && q == (0U)) || (B == (1U) && b == (32768U) && q == (0U)) || (B == (1U) && b == (8192U) && q == (0U)) || (B == (1U) && b == (2048U) && q == (0U)) || (B == (1U) && b == (65536U) && q == (0U)) || (B == (1U) && b == (64U) && q == (0U)) || (B == (1U) && b == (1U) && q == (0U)) || (B == (1U) && b == (16384U) && q == (0U)) || (B == (1U) && b == (4096U) && q == (0U)) || (B == (1U) && b == (2U) && q == (0U)) [2024-09-21 19:08:25,008 INFO L1541 ArrayList]: Function contract at [L25]: requires 1, ensures (!(1) || ( esult == (0))) [2024-09-21 19:08:25,008 INFO L1541 ArrayList]: Function contract at [L12]: requires 1, ensures 1 [2024-09-21 19:08:25,008 INFO L1541 ArrayList]: Function contract at [L18]: requires 1, ensures (!(1) || (1)) [2024-09-21 19:08:25,023 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 19:08:25,174 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/divbin2.i[951,964] [2024-09-21 19:08:25,187 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 19:08:25,201 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-21 19:08:25,231 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/divbin2.i[951,964] Start Parsing Global Start Parsing Global [2024-09-21 19:08:25,234 ERROR L321 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: esult [2024-09-21 19:08:25,235 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3ac31e0b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:08:25, skipping insertion in model container [2024-09-21 19:08:25,235 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 19:08:25,235 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2024-09-21 19:08:25,237 INFO L158 Benchmark]: Toolchain (without parser) took 250.72ms. Allocated memory is still 71.3MB. Free memory was 37.9MB in the beginning and 44.9MB in the end (delta: -7.0MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2024-09-21 19:08:25,237 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 48.2MB. Free memory is still 31.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:08:25,238 INFO L158 Benchmark]: Witness Parser took 0.06ms. Allocated memory is still 71.3MB. Free memory is still 40.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:08:25,238 INFO L158 Benchmark]: CACSL2BoogieTranslator took 249.06ms. Allocated memory is still 71.3MB. Free memory was 37.6MB in the beginning and 44.9MB in the end (delta: -7.3MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2024-09-21 19:08:25,240 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 48.2MB. Free memory is still 31.2MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.06ms. Allocated memory is still 71.3MB. Free memory is still 40.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 249.06ms. Allocated memory is still 71.3MB. Free memory was 37.6MB in the beginning and 44.9MB in the end (delta: -7.3MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 26]: 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