./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread/stack_longest-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_longest-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_longest-1.i ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/stack_longest-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 17:31:25,829 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-31 17:31:25,891 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-31 17:31:25,898 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-31 17:31:25,898 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-31 17:31:25,913 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-31 17:31:25,913 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-31 17:31:25,913 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-31 17:31:25,914 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-31 17:31:25,914 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-31 17:31:25,914 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-31 17:31:25,914 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-31 17:31:25,915 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-31 17:31:25,915 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-31 17:31:25,915 INFO L153 SettingsManager]: * Use SBE=true [2024-01-31 17:31:25,915 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-31 17:31:25,916 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-31 17:31:25,916 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-31 17:31:25,916 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-31 17:31:25,916 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-31 17:31:25,916 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-31 17:31:25,917 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-31 17:31:25,917 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-31 17:31:25,917 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-31 17:31:25,917 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-31 17:31:25,918 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-31 17:31:25,918 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-31 17:31:25,918 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-31 17:31:25,918 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-31 17:31:25,918 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-31 17:31:25,919 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-31 17:31:25,919 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-31 17:31:25,919 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-31 17:31:25,919 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-31 17:31:25,920 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-31 17:31:25,920 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-31 17:31:25,920 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-31 17:31:25,920 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-31 17:31:25,920 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-31 17:31:25,921 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-31 17:31:25,921 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-31 17:31:25,928 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-31 17:31:25,928 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-31 17:31:25,928 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-31 17:31:26,192 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-31 17:31:26,212 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-31 17:31:26,214 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-31 17:31:26,216 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-31 17:31:26,216 INFO L274 PluginConnector]: CDTParser initialized [2024-01-31 17:31:26,218 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stack_longest-1.i [2024-01-31 17:31:27,297 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-31 17:31:27,541 INFO L384 CDTParser]: Found 1 translation units. [2024-01-31 17:31:27,541 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack_longest-1.i [2024-01-31 17:31:27,555 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce608a317/06128f3243eb490d9cb4f5ff8fa68c2c/FLAGb72bbddf8 [2024-01-31 17:31:27,566 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce608a317/06128f3243eb490d9cb4f5ff8fa68c2c [2024-01-31 17:31:27,569 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-31 17:31:27,569 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-31 17:31:27,570 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/stack_longest-1.yml/witness.yml [2024-01-31 17:31:27,672 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-31 17:31:27,673 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-31 17:31:27,674 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-31 17:31:27,674 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-31 17:31:27,678 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-31 17:31:27,679 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 05:31:27" (1/2) ... [2024-01-31 17:31:27,680 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36f65e0f 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 17:31:27,680 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 05:31:27" (1/2) ... [2024-01-31 17:31:27,682 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@18b70fc4 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 17:31:27,682 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 31.01 05:31:27" (2/2) ... [2024-01-31 17:31:27,683 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36f65e0f 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 17:31:27,683 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 31.01 05:31:27" (2/2) ... [2024-01-31 17:31:27,683 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-31 17:31:27,807 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-31 17:31:27,809 INFO L98 nessWitnessExtractor]: Location invariant before [L941-L941] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-31 17:31:27,809 INFO L98 nessWitnessExtractor]: Location invariant before [L23-L23] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-31 17:31:27,854 INFO L179 MainTranslator]: Built tables and reachable declarations [2024-01-31 17:31:28,223 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_longest-1.i[41530,41543] [2024-01-31 17:31:28,246 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-31 17:31:28,256 INFO L204 MainTranslator]: Completed pre-run Start Parsing Local [2024-01-31 17:31:28,284 ERROR L326 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: flag [2024-01-31 17:31:28,285 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@18b70fc4 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 05:31:28, skipping insertion in model container [2024-01-31 17:31:28,285 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-31 17:31:28,285 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-01-31 17:31:28,287 INFO L158 Benchmark]: Toolchain (without parser) took 612.86ms. Allocated memory is still 184.5MB. Free memory was 119.3MB in the beginning and 89.7MB in the end (delta: 29.6MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-01-31 17:31:28,288 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 184.5MB. Free memory is still 146.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-31 17:31:28,288 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 184.5MB. Free memory is still 124.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-31 17:31:28,288 INFO L158 Benchmark]: CACSL2BoogieTranslator took 610.88ms. Allocated memory is still 184.5MB. Free memory was 119.3MB in the beginning and 89.7MB in the end (delta: 29.6MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-01-31 17:31:28,290 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 184.5MB. Free memory is still 146.9MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.13ms. Allocated memory is still 184.5MB. Free memory is still 124.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 610.88ms. Allocated memory is still 184.5MB. Free memory was 119.3MB in the beginning and 89.7MB in the end (delta: 29.6MB). Peak memory consumption was 29.4MB. 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 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_longest-1.i ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/stack_longest-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 17:31:30,136 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-31 17:31:30,223 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-01-31 17:31:30,227 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-31 17:31:30,228 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-31 17:31:30,257 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-31 17:31:30,257 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-31 17:31:30,258 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-31 17:31:30,258 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-31 17:31:30,262 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-31 17:31:30,262 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-31 17:31:30,262 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-31 17:31:30,263 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-31 17:31:30,264 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-31 17:31:30,264 INFO L153 SettingsManager]: * Use SBE=true [2024-01-31 17:31:30,265 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-31 17:31:30,265 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-31 17:31:30,265 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-31 17:31:30,266 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-31 17:31:30,266 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-31 17:31:30,266 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-31 17:31:30,267 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-31 17:31:30,267 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-31 17:31:30,268 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-01-31 17:31:30,268 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-01-31 17:31:30,268 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-31 17:31:30,268 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-01-31 17:31:30,269 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-31 17:31:30,269 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-31 17:31:30,269 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-31 17:31:30,270 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-31 17:31:30,270 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-31 17:31:30,271 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-31 17:31:30,271 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-31 17:31:30,271 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-31 17:31:30,271 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-31 17:31:30,272 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-31 17:31:30,272 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-31 17:31:30,272 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-01-31 17:31:30,273 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-01-31 17:31:30,273 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-31 17:31:30,273 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-31 17:31:30,273 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-31 17:31:30,273 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-31 17:31:30,274 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-31 17:31:30,274 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-01-31 17:31:30,274 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-31 17:31:30,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-31 17:31:30,600 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-31 17:31:30,602 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-31 17:31:30,604 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-31 17:31:30,604 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-31 17:31:30,606 INFO L431 ainManager$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_longest-1.yml/witness.yml [2024-01-31 17:31:30,737 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-31 17:31:30,737 INFO L274 PluginConnector]: CDTParser initialized [2024-01-31 17:31:30,738 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stack_longest-1.i [2024-01-31 17:31:31,917 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-31 17:31:32,147 INFO L384 CDTParser]: Found 1 translation units. [2024-01-31 17:31:32,148 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack_longest-1.i [2024-01-31 17:31:32,162 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e0d19db9/4f55be9bfd694a34a515e3a11ab437a8/FLAGe14f4473a [2024-01-31 17:31:32,174 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e0d19db9/4f55be9bfd694a34a515e3a11ab437a8 [2024-01-31 17:31:32,174 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-31 17:31:32,176 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-31 17:31:32,176 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-31 17:31:32,176 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-31 17:31:32,201 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-31 17:31:32,201 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 17:31:32,202 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58f630f8 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 05:31:32, skipping insertion in model container [2024-01-31 17:31:32,203 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 17:31:32,204 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@25b1983 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 05:31:32, skipping insertion in model container [2024-01-31 17:31:32,205 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 05:31:32" (2/2) ... [2024-01-31 17:31:32,205 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58f630f8 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 17:31:32,206 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 05:31:32" (2/2) ... [2024-01-31 17:31:32,206 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-31 17:31:32,314 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-31 17:31:32,315 INFO L98 nessWitnessExtractor]: Location invariant before [L941-L941] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-31 17:31:32,315 INFO L98 nessWitnessExtractor]: Location invariant before [L23-L23] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-31 17:31:32,361 INFO L179 MainTranslator]: Built tables and reachable declarations [2024-01-31 17:31:32,740 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_longest-1.i[41530,41543] [2024-01-31 17:31:32,767 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-31 17:31:32,779 INFO L204 MainTranslator]: Completed pre-run Start Parsing Local [2024-01-31 17:31:32,809 ERROR L326 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: flag [2024-01-31 17:31:32,810 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@25b1983 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 17:31:32,810 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-31 17:31:32,810 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-01-31 17:31:32,812 INFO L158 Benchmark]: Toolchain (without parser) took 635.65ms. Allocated memory is still 67.1MB. Free memory was 30.1MB in the beginning and 35.0MB in the end (delta: -4.9MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2024-01-31 17:31:32,812 INFO L158 Benchmark]: Witness Parser took 0.28ms. Allocated memory is still 46.1MB. Free memory was 25.0MB in the beginning and 25.0MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-01-31 17:31:32,813 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 46.1MB. Free memory is still 30.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-31 17:31:32,813 INFO L158 Benchmark]: CACSL2BoogieTranslator took 633.90ms. Allocated memory is still 67.1MB. Free memory was 29.9MB in the beginning and 35.0MB in the end (delta: -5.1MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2024-01-31 17:31:32,815 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 0.28ms. Allocated memory is still 46.1MB. Free memory was 25.0MB in the beginning and 25.0MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.48ms. Allocated memory is still 46.1MB. Free memory is still 30.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 633.90ms. Allocated memory is still 67.1MB. Free memory was 29.9MB in the beginning and 35.0MB in the end (delta: -5.1MB). Peak memory consumption was 6.2MB. 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