./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread/stack_longer-1.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/stack_longer-1.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 80b1b132 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread/stack_longer-1.i ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/stack_longer-1.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-?-80b1b13-m [2024-01-31 17:31:25,694 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-31 17:31:25,743 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-31 17:31:25,751 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-31 17:31:25,752 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-31 17:31:25,776 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-31 17:31:25,776 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-31 17:31:25,777 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-31 17:31:25,778 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-31 17:31:25,781 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-31 17:31:25,781 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-31 17:31:25,781 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-31 17:31:25,782 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-31 17:31:25,783 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-31 17:31:25,783 INFO L153 SettingsManager]: * Use SBE=true [2024-01-31 17:31:25,783 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-31 17:31:25,783 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-31 17:31:25,784 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-31 17:31:25,784 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-31 17:31:25,784 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-31 17:31:25,785 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-31 17:31:25,786 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-31 17:31:25,786 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-31 17:31:25,786 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-31 17:31:25,786 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-31 17:31:25,786 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-31 17:31:25,787 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-31 17:31:25,787 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-31 17:31:25,787 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-31 17:31:25,788 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-31 17:31:25,788 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-31 17:31:25,788 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-31 17:31:25,789 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-31 17:31:25,789 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-31 17:31:25,789 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-31 17:31:25,789 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-31 17:31:25,790 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-31 17:31:25,790 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-31 17:31:25,790 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-31 17:31:25,790 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-31 17:31:25,790 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-31 17:31:25,790 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-31 17:31:25,791 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-31 17:31:25,791 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/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-31 17:31:25,969 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-31 17:31:25,999 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-31 17:31:26,001 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-31 17:31:26,002 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-31 17:31:26,002 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-31 17:31:26,003 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/stack_longer-1.yml/witness.yml [2024-01-31 17:31:26,140 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-31 17:31:26,140 INFO L274 PluginConnector]: CDTParser initialized [2024-01-31 17:31:26,143 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stack_longer-1.i [2024-01-31 17:31:27,106 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-31 17:31:27,333 INFO L384 CDTParser]: Found 1 translation units. [2024-01-31 17:31:27,333 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack_longer-1.i [2024-01-31 17:31:27,353 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/221b63277/57b9de53169a4326967328046dd5c884/FLAG42e2acfe9 [2024-01-31 17:31:27,368 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/221b63277/57b9de53169a4326967328046dd5c884 [2024-01-31 17:31:27,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-31 17:31:27,369 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-31 17:31:27,371 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-31 17:31:27,372 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-31 17:31:27,375 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-31 17:31:27,376 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 31.01 05:31:26" (1/2) ... [2024-01-31 17:31:27,378 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6db6e417 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 05:31:27, skipping insertion in model container [2024-01-31 17:31:27,378 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 31.01 05:31:26" (1/2) ... [2024-01-31 17:31:27,379 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@475b6317 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 05:31:27, skipping insertion in model container [2024-01-31 17:31:27,379 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 05:31:27" (2/2) ... [2024-01-31 17:31:27,380 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6db6e417 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 05:31:27, skipping insertion in model container [2024-01-31 17:31:27,380 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 05:31:27" (2/2) ... [2024-01-31 17:31:27,380 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-31 17:31:27,545 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-31 17:31:27,546 INFO L98 nessWitnessExtractor]: Location invariant before [L23-L23] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-31 17:31:27,547 INFO L98 nessWitnessExtractor]: Location invariant before [L940-L940] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-31 17:31:27,585 INFO L179 MainTranslator]: Built tables and reachable declarations [2024-01-31 17:31:27,901 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack_longer-1.i[41527,41540] [2024-01-31 17:31:27,924 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-31 17:31:27,941 INFO L204 MainTranslator]: Completed pre-run Start Parsing Local [2024-01-31 17:31:27,970 ERROR L326 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: flag [2024-01-31 17:31:27,971 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@475b6317 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 05:31:27, skipping insertion in model container [2024-01-31 17:31:27,971 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-31 17:31:27,971 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-01-31 17:31:27,973 INFO L158 Benchmark]: Toolchain (without parser) took 602.67ms. Allocated memory was 159.4MB in the beginning and 230.7MB in the end (delta: 71.3MB). Free memory was 78.7MB in the beginning and 183.6MB in the end (delta: -104.9MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2024-01-31 17:31:27,973 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 159.4MB. Free memory is still 110.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-31 17:31:27,974 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 159.4MB. Free memory is still 126.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-31 17:31:27,974 INFO L158 Benchmark]: CACSL2BoogieTranslator took 599.89ms. Allocated memory was 159.4MB in the beginning and 230.7MB in the end (delta: 71.3MB). Free memory was 78.7MB in the beginning and 183.6MB in the end (delta: -104.9MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2024-01-31 17:31:27,976 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 0.16ms. Allocated memory is still 159.4MB. Free memory is still 110.2MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.15ms. Allocated memory is still 159.4MB. Free memory is still 126.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 599.89ms. Allocated memory was 159.4MB in the beginning and 230.7MB in the end (delta: 71.3MB). Free memory was 78.7MB in the beginning and 183.6MB in the end (delta: -104.9MB). Peak memory consumption was 13.8MB. 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: flag 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/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread/stack_longer-1.i ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/stack_longer-1.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-?-80b1b13-m [2024-01-31 17:31:29,841 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-31 17:31:29,913 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-01-31 17:31:29,919 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-31 17:31:29,919 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-31 17:31:29,945 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-31 17:31:29,948 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-31 17:31:29,948 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-31 17:31:29,949 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-31 17:31:29,950 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-31 17:31:29,950 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-31 17:31:29,950 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-31 17:31:29,951 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-31 17:31:29,952 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-31 17:31:29,952 INFO L153 SettingsManager]: * Use SBE=true [2024-01-31 17:31:29,953 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-31 17:31:29,953 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-31 17:31:29,954 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-31 17:31:29,954 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-31 17:31:29,955 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-31 17:31:29,955 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-31 17:31:29,961 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-31 17:31:29,961 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-31 17:31:29,962 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-01-31 17:31:29,962 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-01-31 17:31:29,962 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-31 17:31:29,962 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-01-31 17:31:29,962 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-31 17:31:29,963 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-31 17:31:29,963 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-31 17:31:29,964 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-31 17:31:29,964 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-31 17:31:29,964 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-31 17:31:29,964 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-31 17:31:29,964 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-31 17:31:29,965 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-31 17:31:29,965 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-31 17:31:29,965 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-31 17:31:29,966 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-01-31 17:31:29,966 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-01-31 17:31:29,966 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-31 17:31:29,966 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-31 17:31:29,966 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-31 17:31:29,966 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-31 17:31:29,967 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-31 17:31:29,967 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-01-31 17:31:29,967 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/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-31 17:31:30,209 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-31 17:31:30,237 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-31 17:31:30,239 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-31 17:31:30,241 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-31 17:31:30,241 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-31 17:31:30,243 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/stack_longer-1.yml/witness.yml [2024-01-31 17:31:30,347 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-31 17:31:30,347 INFO L274 PluginConnector]: CDTParser initialized [2024-01-31 17:31:30,347 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stack_longer-1.i [2024-01-31 17:31:31,476 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-31 17:31:31,702 INFO L384 CDTParser]: Found 1 translation units. [2024-01-31 17:31:31,703 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack_longer-1.i [2024-01-31 17:31:31,718 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee082d46c/3331795dd5a94b07a8ac3a8b86914dd3/FLAGa9a5ab1c8 [2024-01-31 17:31:31,731 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee082d46c/3331795dd5a94b07a8ac3a8b86914dd3 [2024-01-31 17:31:31,732 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-31 17:31:31,733 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-31 17:31:31,735 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-31 17:31:31,736 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-31 17:31:31,739 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-31 17:31:31,739 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 31.01 05:31:30" (1/2) ... [2024-01-31 17:31:31,740 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a90f140 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 05:31:31, skipping insertion in model container [2024-01-31 17:31:31,740 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 31.01 05:31:30" (1/2) ... [2024-01-31 17:31:31,742 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@500b760 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 05:31:31, skipping insertion in model container [2024-01-31 17:31:31,742 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 05:31:31" (2/2) ... [2024-01-31 17:31:31,742 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a90f140 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 05:31:31, skipping insertion in model container [2024-01-31 17:31:31,742 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 05:31:31" (2/2) ... [2024-01-31 17:31:31,743 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-31 17:31:31,838 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-31 17:31:31,839 INFO L98 nessWitnessExtractor]: Location invariant before [L23-L23] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-31 17:31:31,839 INFO L98 nessWitnessExtractor]: Location invariant before [L940-L940] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-31 17:31:31,884 INFO L179 MainTranslator]: Built tables and reachable declarations [2024-01-31 17:31:32,193 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack_longer-1.i[41527,41540] [2024-01-31 17:31:32,217 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-31 17:31:32,229 INFO L204 MainTranslator]: Completed pre-run Start Parsing Local [2024-01-31 17:31:32,253 ERROR L326 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: flag [2024-01-31 17:31:32,253 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@500b760 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 05:31:32, skipping insertion in model container [2024-01-31 17:31:32,254 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-31 17:31:32,254 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-01-31 17:31:32,255 INFO L158 Benchmark]: Toolchain (without parser) took 522.08ms. Allocated memory was 56.6MB in the beginning and 77.6MB in the end (delta: 21.0MB). Free memory was 25.0MB in the beginning and 52.2MB in the end (delta: -27.1MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2024-01-31 17:31:32,256 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 56.6MB. Free memory was 33.2MB in the beginning and 33.1MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-01-31 17:31:32,256 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 56.6MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-31 17:31:32,256 INFO L158 Benchmark]: CACSL2BoogieTranslator took 518.35ms. Allocated memory was 56.6MB in the beginning and 77.6MB in the end (delta: 21.0MB). Free memory was 24.9MB in the beginning and 52.2MB in the end (delta: -27.3MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2024-01-31 17:31:32,257 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 0.17ms. Allocated memory is still 56.6MB. Free memory was 33.2MB in the beginning and 33.1MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.12ms. Allocated memory is still 56.6MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 518.35ms. Allocated memory was 56.6MB in the beginning and 77.6MB in the end (delta: 21.0MB). Free memory was 24.9MB in the beginning and 52.2MB in the end (delta: -27.3MB). Peak memory consumption was 15.4MB. 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: flag 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