./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound1.i --full-output --witness-type correctness_witness --validate ../results/cpachecker-verification-files/SV-COMP24_unreach-call/divbin2_unwindbound1.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/divbin2_unwindbound1.i ../results/cpachecker-verification-files/SV-COMP24_unreach-call/divbin2_unwindbound1.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 19:08:55,110 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 19:08:55,181 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 19:08:55,185 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 19:08:55,186 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 19:08:55,207 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 19:08:55,208 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 19:08:55,209 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 19:08:55,209 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 19:08:55,212 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 19:08:55,212 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 19:08:55,212 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 19:08:55,212 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 19:08:55,213 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 19:08:55,213 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 19:08:55,214 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 19:08:55,214 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 19:08:55,214 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 19:08:55,214 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 19:08:55,214 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 19:08:55,214 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 19:08:55,215 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 19:08:55,215 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 19:08:55,215 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 19:08:55,215 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 19:08:55,215 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 19:08:55,215 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 19:08:55,216 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 19:08:55,216 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 19:08:55,216 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 19:08:55,216 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 19:08:55,216 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 19:08:55,216 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 19:08:55,217 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 19:08:55,217 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 19:08:55,218 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 19:08:55,218 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 19:08:55,218 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 19:08:55,218 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 19:08:55,218 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 19:08:55,218 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 19:08:55,219 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 19:08:55,219 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 19:08:55,219 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 19:08:55,413 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 19:08:55,432 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 19:08:55,434 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 19:08:55,435 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 19:08:55,435 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 19:08:55,436 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound1.i [2024-09-21 19:08:56,619 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 19:08:56,754 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 19:08:56,755 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound1.i [2024-09-21 19:08:56,764 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/0c1bc19bf/abf9fe01bce8431a9136e47225816cd5/FLAG8122cf73c [2024-09-21 19:08:56,774 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/0c1bc19bf/abf9fe01bce8431a9136e47225816cd5 [2024-09-21 19:08:56,775 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 19:08:56,776 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 19:08:56,776 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/cpachecker-verification-files/SV-COMP24_unreach-call/divbin2_unwindbound1.yml/output/witness-2.1.yml [2024-09-21 19:08:56,816 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 19:08:56,818 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 19:08:56,819 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 19:08:56,820 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 19:08:56,823 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 19:08:56,824 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:08:56" (1/2) ... [2024-09-21 19:08:56,824 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9e24af1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:08:56, skipping insertion in model container [2024-09-21 19:08:56,824 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:08:56" (1/2) ... [2024-09-21 19:08:56,826 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@781f54f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:08:56, skipping insertion in model container [2024-09-21 19:08:56,826 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 07:08:56" (2/2) ... [2024-09-21 19:08:56,826 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9e24af1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:08:56, skipping insertion in model container [2024-09-21 19:08:56,826 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 07:08:56" (2/2) ... [2024-09-21 19:08:56,836 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 19:08:56,836 INFO L1541 ArrayList]: Loop invariant at [L34-L37] (B == (1U) && b == (1U) && q == (0U)) || (B == (1U) && b == (2U) && q == (0U)) [2024-09-21 19:08:56,836 INFO L1541 ArrayList]: Loop invariant at [L38-L47] (B == (1U) && b == (2U) && q == (0U)) || (B == (1U) && b == (1U) && q == (0U)) [2024-09-21 19:08:56,838 INFO L1541 ArrayList]: Function contract at [L26]: requires 1, ensures (!(1) || ( esult == (0))) [2024-09-21 19:08:56,839 INFO L1541 ArrayList]: Function contract at [L18]: requires 1, ensures (!(1) || (1)) [2024-09-21 19:08:56,854 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 19:08:56,971 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/divbin2_unwindbound1.i[951,964] [2024-09-21 19:08:56,984 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 19:08:56,992 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-21 19:08:57,033 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/divbin2_unwindbound1.i[951,964] Start Parsing Global Start Parsing Global [2024-09-21 19:08:57,035 ERROR L321 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: esult [2024-09-21 19:08:57,035 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@781f54f7 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:08:57, skipping insertion in model container [2024-09-21 19:08:57,035 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 19:08:57,035 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2024-09-21 19:08:57,037 INFO L158 Benchmark]: Toolchain (without parser) took 218.40ms. Allocated memory is still 192.9MB. Free memory was 123.3MB in the beginning and 165.5MB in the end (delta: -42.2MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2024-09-21 19:08:57,038 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 104.9MB. Free memory is still 70.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:08:57,038 INFO L158 Benchmark]: Witness Parser took 0.10ms. Allocated memory is still 192.9MB. Free memory is still 125.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:08:57,038 INFO L158 Benchmark]: CACSL2BoogieTranslator took 215.95ms. Allocated memory is still 192.9MB. Free memory was 123.1MB in the beginning and 165.5MB in the end (delta: -42.4MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2024-09-21 19:08:57,040 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 104.9MB. Free memory is still 70.3MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.10ms. Allocated memory is still 192.9MB. Free memory is still 125.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 215.95ms. Allocated memory is still 192.9MB. Free memory was 123.1MB in the beginning and 165.5MB in the end (delta: -42.4MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 27]: 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/divbin2_unwindbound1.i ../results/cpachecker-verification-files/SV-COMP24_unreach-call/divbin2_unwindbound1.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 19:08:58,551 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 19:08:58,613 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-21 19:08:58,618 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 19:08:58,619 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 19:08:58,642 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 19:08:58,644 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 19:08:58,644 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 19:08:58,645 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 19:08:58,648 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 19:08:58,648 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 19:08:58,648 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 19:08:58,648 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 19:08:58,649 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 19:08:58,649 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 19:08:58,649 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 19:08:58,649 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 19:08:58,649 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 19:08:58,649 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 19:08:58,650 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 19:08:58,650 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 19:08:58,652 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 19:08:58,653 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 19:08:58,653 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-21 19:08:58,653 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-21 19:08:58,653 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 19:08:58,653 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-21 19:08:58,654 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 19:08:58,654 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 19:08:58,654 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 19:08:58,655 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 19:08:58,655 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 19:08:58,655 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 19:08:58,655 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 19:08:58,656 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 19:08:58,656 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 19:08:58,657 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 19:08:58,657 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 19:08:58,657 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 19:08:58,657 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-21 19:08:58,657 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-21 19:08:58,657 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 19:08:58,658 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 19:08:58,658 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 19:08:58,658 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 19:08:58,658 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-21 19:08:58,658 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 19:08:58,898 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 19:08:58,916 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 19:08:58,918 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 19:08:58,919 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 19:08:58,923 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 19:08:58,925 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/cpachecker-verification-files/SV-COMP24_unreach-call/divbin2_unwindbound1.yml/output/witness-2.1.yml [2024-09-21 19:08:58,962 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 19:08:58,963 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 19:08:58,963 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound1.i [2024-09-21 19:09:00,177 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 19:09:00,314 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 19:09:00,315 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound1.i [2024-09-21 19:09:00,321 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/2a4eedaeb/525defbb4f5141d9b01a2496ac82a52b/FLAGa96395b92 [2024-09-21 19:09:00,726 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/2a4eedaeb/525defbb4f5141d9b01a2496ac82a52b [2024-09-21 19:09:00,727 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 19:09:00,728 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 19:09:00,730 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 19:09:00,730 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 19:09:00,734 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 19:09:00,734 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 07:08:58" (1/2) ... [2024-09-21 19:09:00,735 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fd8f8a2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:09:00, skipping insertion in model container [2024-09-21 19:09:00,737 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 07:08:58" (1/2) ... [2024-09-21 19:09:00,738 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@258da4ae and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:09:00, skipping insertion in model container [2024-09-21 19:09:00,738 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:09:00" (2/2) ... [2024-09-21 19:09:00,738 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fd8f8a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:09:00, skipping insertion in model container [2024-09-21 19:09:00,739 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:09:00" (2/2) ... [2024-09-21 19:09:00,750 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 19:09:00,750 INFO L1541 ArrayList]: Loop invariant at [L34-L37] (B == (1U) && b == (1U) && q == (0U)) || (B == (1U) && b == (2U) && q == (0U)) [2024-09-21 19:09:00,751 INFO L1541 ArrayList]: Loop invariant at [L38-L47] (B == (1U) && b == (2U) && q == (0U)) || (B == (1U) && b == (1U) && q == (0U)) [2024-09-21 19:09:00,751 INFO L1541 ArrayList]: Function contract at [L26]: requires 1, ensures (!(1) || ( esult == (0))) [2024-09-21 19:09:00,751 INFO L1541 ArrayList]: Function contract at [L18]: requires 1, ensures (!(1) || (1)) [2024-09-21 19:09:00,766 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 19:09:00,896 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/divbin2_unwindbound1.i[951,964] [2024-09-21 19:09:00,912 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 19:09:00,921 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-21 19:09:00,951 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/divbin2_unwindbound1.i[951,964] Start Parsing Global Start Parsing Global [2024-09-21 19:09:00,954 ERROR L321 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: esult [2024-09-21 19:09:00,954 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@258da4ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:09:00, skipping insertion in model container [2024-09-21 19:09:00,955 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 19:09:00,955 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2024-09-21 19:09:00,956 INFO L158 Benchmark]: Toolchain (without parser) took 227.73ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 30.4MB in the beginning and 54.7MB in the end (delta: -24.2MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2024-09-21 19:09:00,957 INFO L158 Benchmark]: Witness Parser took 0.25ms. Allocated memory is still 58.7MB. Free memory was 35.8MB in the beginning and 35.7MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:09:00,958 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 58.7MB. Free memory was 33.7MB in the beginning and 33.6MB in the end (delta: 73.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:09:00,959 INFO L158 Benchmark]: CACSL2BoogieTranslator took 225.22ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 30.3MB in the beginning and 55.0MB in the end (delta: -24.7MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2024-09-21 19:09:00,960 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 0.25ms. Allocated memory is still 58.7MB. Free memory was 35.8MB in the beginning and 35.7MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.14ms. Allocated memory is still 58.7MB. Free memory was 33.7MB in the beginning and 33.6MB in the end (delta: 73.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 225.22ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 30.3MB in the beginning and 55.0MB in the end (delta: -24.7MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 27]: 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