./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread/stack-2.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-2.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a340643f 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-2.i ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/stack-2.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-dev-a340643-m [2024-01-27 14:53:39,402 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-27 14:53:39,477 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-27 14:53:39,483 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-27 14:53:39,487 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-27 14:53:39,511 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-27 14:53:39,512 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-27 14:53:39,512 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-27 14:53:39,512 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-27 14:53:39,515 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-27 14:53:39,516 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-27 14:53:39,516 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-27 14:53:39,517 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-27 14:53:39,518 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-27 14:53:39,518 INFO L153 SettingsManager]: * Use SBE=true [2024-01-27 14:53:39,518 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-27 14:53:39,518 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-27 14:53:39,519 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-27 14:53:39,519 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-27 14:53:39,519 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-27 14:53:39,519 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-27 14:53:39,520 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-27 14:53:39,520 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-27 14:53:39,520 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-27 14:53:39,520 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-27 14:53:39,520 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-27 14:53:39,520 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-27 14:53:39,521 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-27 14:53:39,521 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-27 14:53:39,521 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-27 14:53:39,522 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-27 14:53:39,522 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-27 14:53:39,522 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-27 14:53:39,523 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-27 14:53:39,523 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-27 14:53:39,523 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-27 14:53:39,523 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-27 14:53:39,523 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-27 14:53:39,523 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-27 14:53:39,524 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-27 14:53:39,524 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-27 14:53:39,524 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-27 14:53:39,524 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-27 14:53:39,524 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-27 14:53:39,724 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-27 14:53:39,755 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-27 14:53:39,757 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-27 14:53:39,758 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-27 14:53:39,758 INFO L274 PluginConnector]: CDTParser initialized [2024-01-27 14:53:39,759 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stack-2.i [2024-01-27 14:53:40,988 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-27 14:53:41,224 INFO L384 CDTParser]: Found 1 translation units. [2024-01-27 14:53:41,225 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack-2.i [2024-01-27 14:53:41,238 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c4f54da6/e6d8065e96514e07ba0a059b35ce91e5/FLAGb12b0c12f [2024-01-27 14:53:41,258 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c4f54da6/e6d8065e96514e07ba0a059b35ce91e5 [2024-01-27 14:53:41,260 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-27 14:53:41,261 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-27 14:53:41,261 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/stack-2.yml/witness.yml [2024-01-27 14:53:41,359 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-27 14:53:41,361 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-27 14:53:41,361 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-27 14:53:41,362 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-27 14:53:41,365 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-27 14:53:41,365 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 02:53:41" (1/2) ... [2024-01-27 14:53:41,366 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f32c716 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:53:41, skipping insertion in model container [2024-01-27 14:53:41,366 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 02:53:41" (1/2) ... [2024-01-27 14:53:41,368 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7f0ea915 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:53:41, skipping insertion in model container [2024-01-27 14:53:41,368 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 02:53:41" (2/2) ... [2024-01-27 14:53:41,368 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f32c716 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:53:41, skipping insertion in model container [2024-01-27 14:53:41,369 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 02:53:41" (2/2) ... [2024-01-27 14:53:41,369 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-27 14:53:41,437 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-27 14:53:41,438 INFO L98 nessWitnessExtractor]: Location invariant before [L972-L972] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:41,438 INFO L98 nessWitnessExtractor]: Loop invariant at [L992-L1001] (unsigned long )arg == 0UL [2024-01-27 14:53:41,439 INFO L98 nessWitnessExtractor]: Location invariant before [L1010-L1014] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:41,439 INFO L98 nessWitnessExtractor]: Location invariant before [L1010-L1014] (((i == 4 || i == 3) || i == 2) || i == 1) || (0 == i && i == 0) [2024-01-27 14:53:41,439 INFO L98 nessWitnessExtractor]: Location invariant before [L1010-L1014] (unsigned long )arg == 0UL [2024-01-27 14:53:41,439 INFO L98 nessWitnessExtractor]: Location invariant before [L969-L969] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:41,440 INFO L98 nessWitnessExtractor]: Location invariant before [L1022-L1022] flag == (_Bool)0 [2024-01-27 14:53:41,440 INFO L98 nessWitnessExtractor]: Location invariant before [L994-L994] (unsigned long )arg == 0UL [2024-01-27 14:53:41,440 INFO L98 nessWitnessExtractor]: Location invariant before [L994-L994] (((i == 3 || i == 2) || i == 1) || (0 == i && i == 0)) || i == 4 [2024-01-27 14:53:41,440 INFO L98 nessWitnessExtractor]: Location invariant before [L984-L984] flag == (_Bool)1 [2024-01-27 14:53:41,440 INFO L98 nessWitnessExtractor]: Location invariant before [L962-L971] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:41,440 INFO L98 nessWitnessExtractor]: Location invariant after [L948-L951] flag == (_Bool)1 [2024-01-27 14:53:41,440 INFO L98 nessWitnessExtractor]: Location invariant before [L1000-L1000] (unsigned long )arg == 0UL [2024-01-27 14:53:41,441 INFO L98 nessWitnessExtractor]: Location invariant before [L1000-L1000] flag == (_Bool)1 [2024-01-27 14:53:41,441 INFO L98 nessWitnessExtractor]: Location invariant before [L1000-L1000] (((i == 3 || i == 2) || i == 1) || (0 == i && i == 0)) || i == 4 [2024-01-27 14:53:41,441 INFO L98 nessWitnessExtractor]: Location invariant before [L999-L999] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:41,441 INFO L98 nessWitnessExtractor]: Location invariant before [L999-L999] (((i == 3 || i == 2) || i == 1) || (0 == i && i == 0)) || i == 4 [2024-01-27 14:53:41,441 INFO L98 nessWitnessExtractor]: Location invariant before [L999-L999] (unsigned long )arg == 0UL [2024-01-27 14:53:41,441 INFO L98 nessWitnessExtractor]: Location invariant before [L954-L954] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:41,441 INFO L98 nessWitnessExtractor]: Location invariant before [L1023-L1023] flag == (_Bool)0 [2024-01-27 14:53:41,441 INFO L98 nessWitnessExtractor]: Location invariant before [L1015-L1015] (((i == 4 || i == 3) || i == 2) || i == 1) || (0 == i && i == 0) [2024-01-27 14:53:41,442 INFO L98 nessWitnessExtractor]: Location invariant before [L1015-L1015] (unsigned long )arg == 0UL [2024-01-27 14:53:41,442 INFO L98 nessWitnessExtractor]: Location invariant before [L1015-L1015] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:41,442 INFO L98 nessWitnessExtractor]: Location invariant before [L978-L978] flag == (_Bool)1 [2024-01-27 14:53:41,442 INFO L98 nessWitnessExtractor]: Loop invariant at [L1007-L1016] (unsigned long )arg == 0UL [2024-01-27 14:53:41,442 INFO L98 nessWitnessExtractor]: Location invariant before [L979-L979] flag == (_Bool)1 [2024-01-27 14:53:41,443 INFO L98 nessWitnessExtractor]: Location invariant before [L950-L950] flag == (_Bool)1 [2024-01-27 14:53:41,443 INFO L98 nessWitnessExtractor]: Location invariant before [L976-L985] flag == (_Bool)1 [2024-01-27 14:53:41,443 INFO L98 nessWitnessExtractor]: Location invariant before [L964-L964] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:41,443 INFO L98 nessWitnessExtractor]: Location invariant before [L970-L970] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:41,443 INFO L98 nessWitnessExtractor]: Location invariant before [L965-L965] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:41,443 INFO L98 nessWitnessExtractor]: Location invariant before [L1009-L1009] (unsigned long )arg == 0UL [2024-01-27 14:53:41,443 INFO L98 nessWitnessExtractor]: Location invariant before [L1009-L1009] (((i == 4 || i == 3) || i == 2) || i == 1) || (0 == i && i == 0) [2024-01-27 14:53:41,443 INFO L98 nessWitnessExtractor]: Location invariant after [L22-L24] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:41,444 INFO L98 nessWitnessExtractor]: Location invariant before [L1017-L1017] (unsigned long )arg == 0UL [2024-01-27 14:53:41,444 INFO L98 nessWitnessExtractor]: Location invariant before [L1017-L1017] i == 5 [2024-01-27 14:53:41,444 INFO L98 nessWitnessExtractor]: Location invariant before [L946-L946] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:41,444 INFO L98 nessWitnessExtractor]: Location invariant before [L997-L998] (((((((i == 3 || i == 2) || i == 2) || i == 1) || i == 1) || (0 == i && i == 0)) || (0 == i && i == 0)) || i == 4) || i == 4 [2024-01-27 14:53:41,445 INFO L98 nessWitnessExtractor]: Location invariant after [L997-L998] (((i == 3 || i == 2) || i == 1) || (0 == i && i == 0)) || i == 4 [2024-01-27 14:53:41,445 INFO L98 nessWitnessExtractor]: Location invariant before [L997-L998] (unsigned long )arg == 0UL [2024-01-27 14:53:41,445 INFO L98 nessWitnessExtractor]: Location invariant before [L997-L998] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:41,445 INFO L98 nessWitnessExtractor]: Location invariant after [L997-L998] (unsigned long )arg == 0UL [2024-01-27 14:53:41,446 INFO L98 nessWitnessExtractor]: Location invariant after [L997-L998] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:41,446 INFO L98 nessWitnessExtractor]: Location invariant before [L983-L983] flag == (_Bool)1 [2024-01-27 14:53:41,446 INFO L98 nessWitnessExtractor]: Location invariant before [L995-L995] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:41,446 INFO L98 nessWitnessExtractor]: Location invariant before [L995-L995] (((i == 3 || i == 2) || i == 1) || (0 == i && i == 0)) || i == 4 [2024-01-27 14:53:41,446 INFO L98 nessWitnessExtractor]: Location invariant before [L995-L995] (unsigned long )arg == 0UL [2024-01-27 14:53:41,447 INFO L98 nessWitnessExtractor]: Location invariant before [L1002-L1002] i == 5 [2024-01-27 14:53:41,447 INFO L98 nessWitnessExtractor]: Location invariant before [L1002-L1002] (unsigned long )arg == 0UL [2024-01-27 14:53:41,447 INFO L98 nessWitnessExtractor]: Location invariant before [L1012-L1013] (unsigned long )arg == 0UL [2024-01-27 14:53:41,447 INFO L98 nessWitnessExtractor]: Location invariant before [L1012-L1013] (((((((i == 4 || i == 3) || i == 3) || i == 2) || i == 2) || i == 1) || i == 1) || (0 == i && i == 0)) || (0 == i && i == 0) [2024-01-27 14:53:41,447 INFO L98 nessWitnessExtractor]: Location invariant after [L1012-L1013] (((i == 4 || i == 3) || i == 2) || i == 1) || (0 == i && i == 0) [2024-01-27 14:53:41,447 INFO L98 nessWitnessExtractor]: Location invariant after [L1012-L1013] flag == (_Bool)1 [2024-01-27 14:53:41,448 INFO L98 nessWitnessExtractor]: Location invariant after [L1012-L1013] (unsigned long )arg == 0UL [2024-01-27 14:53:41,448 INFO L98 nessWitnessExtractor]: Location invariant before [L1012-L1013] flag == (_Bool)1 [2024-01-27 14:53:41,448 INFO L98 nessWitnessExtractor]: Location invariant before [L23-L23] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:41,448 INFO L98 nessWitnessExtractor]: Location invariant before [L23-L23] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:41,449 INFO L98 nessWitnessExtractor]: Location invariant after [L944-L947] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:41,449 INFO L98 nessWitnessExtractor]: Location invariant before [L43-L43] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:41,449 INFO L98 nessWitnessExtractor]: Location invariant before [L996-L996] (unsigned long )arg == 0UL [2024-01-27 14:53:41,449 INFO L98 nessWitnessExtractor]: Location invariant before [L996-L996] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:41,450 INFO L98 nessWitnessExtractor]: Location invariant before [L996-L996] (((i == 3 || i == 2) || i == 1) || (0 == i && i == 0)) || i == 4 [2024-01-27 14:53:41,450 INFO L98 nessWitnessExtractor]: Location invariant before [L941-L941] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:41,482 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-27 14:53:41,784 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-2.i[41520,41533] [2024-01-27 14:53:41,805 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-27 14:53:41,821 INFO L202 MainTranslator]: Completed pre-run Syntax error [2024-01-27 14:53:41,849 ERROR L324 MainTranslator]: Unsupported Syntax: Unable to instrument "flag == (_Bool)0 || flag == (_Bool)1" at C: if(!cond) {abort();} [23] (Syntax Error: #15[0](0/23 - 0/24)) [2024-01-27 14:53:41,849 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7f0ea915 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:53:41, skipping insertion in model container [2024-01-27 14:53:41,849 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-27 14:53:41,849 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-01-27 14:53:41,851 INFO L158 Benchmark]: Toolchain (without parser) took 489.61ms. Allocated memory is still 157.3MB. Free memory was 121.8MB in the beginning and 102.2MB in the end (delta: 19.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-01-27 14:53:41,851 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 125.8MB. Free memory was 87.6MB in the beginning and 87.5MB in the end (delta: 78.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-01-27 14:53:41,852 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 157.3MB. Free memory is still 126.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-27 14:53:41,852 INFO L158 Benchmark]: CACSL2BoogieTranslator took 488.02ms. Allocated memory is still 157.3MB. Free memory was 121.8MB in the beginning and 102.2MB in the end (delta: 19.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-01-27 14:53:41,854 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 125.8MB. Free memory was 87.6MB in the beginning and 87.5MB in the end (delta: 78.7kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.13ms. Allocated memory is still 157.3MB. Free memory is still 126.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 488.02ms. Allocated memory is still 157.3MB. Free memory was 121.8MB in the beginning and 102.2MB in the end (delta: 19.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 23]: Unsupported Syntax Unable to instrument "flag == (_Bool)0 || flag == (_Bool)1" at C: if(!cond) {abort();} [23] (Syntax Error: #15[0](0/23 - 0/24)) RESULT: Ultimate could not prove your program: Toolchain returned no result. 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-2.i ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/stack-2.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-dev-a340643-m [2024-01-27 14:53:43,741 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-27 14:53:43,821 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-01-27 14:53:43,825 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-27 14:53:43,825 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-27 14:53:43,852 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-27 14:53:43,852 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-27 14:53:43,852 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-27 14:53:43,853 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-27 14:53:43,856 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-27 14:53:43,857 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-27 14:53:43,857 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-27 14:53:43,857 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-27 14:53:43,858 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-27 14:53:43,858 INFO L153 SettingsManager]: * Use SBE=true [2024-01-27 14:53:43,858 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-27 14:53:43,858 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-27 14:53:43,858 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-27 14:53:43,859 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-27 14:53:43,859 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-27 14:53:43,859 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-27 14:53:43,867 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-27 14:53:43,867 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-27 14:53:43,867 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-01-27 14:53:43,867 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-01-27 14:53:43,868 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-27 14:53:43,868 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-01-27 14:53:43,868 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-27 14:53:43,868 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-27 14:53:43,868 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-27 14:53:43,868 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-27 14:53:43,869 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-27 14:53:43,869 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-27 14:53:43,869 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-27 14:53:43,869 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-27 14:53:43,869 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-27 14:53:43,869 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-27 14:53:43,870 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-27 14:53:43,870 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-01-27 14:53:43,870 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-01-27 14:53:43,870 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-27 14:53:43,870 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-27 14:53:43,870 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-27 14:53:43,871 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-27 14:53:43,871 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-27 14:53:43,871 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-01-27 14:53:43,871 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-27 14:53:44,124 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-27 14:53:44,145 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-27 14:53:44,147 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-27 14:53:44,148 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-27 14:53:44,148 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-27 14:53:44,150 INFO L431 ainManager$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-2.yml/witness.yml [2024-01-27 14:53:44,294 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-27 14:53:44,294 INFO L274 PluginConnector]: CDTParser initialized [2024-01-27 14:53:44,294 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stack-2.i [2024-01-27 14:53:45,543 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-27 14:53:45,745 INFO L384 CDTParser]: Found 1 translation units. [2024-01-27 14:53:45,745 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack-2.i [2024-01-27 14:53:45,760 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6b0a8dc8/1cabe456f284462a88feb7bdf4b05ea9/FLAG142f110b4 [2024-01-27 14:53:45,769 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6b0a8dc8/1cabe456f284462a88feb7bdf4b05ea9 [2024-01-27 14:53:45,770 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-27 14:53:45,771 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-27 14:53:45,775 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-27 14:53:45,775 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-27 14:53:45,778 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-27 14:53:45,780 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 02:53:44" (1/2) ... [2024-01-27 14:53:45,780 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ae82168 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:53:45, skipping insertion in model container [2024-01-27 14:53:45,781 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 02:53:44" (1/2) ... [2024-01-27 14:53:45,782 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5ebfadb7 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:53:45, skipping insertion in model container [2024-01-27 14:53:45,782 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 02:53:45" (2/2) ... [2024-01-27 14:53:45,785 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ae82168 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:53:45, skipping insertion in model container [2024-01-27 14:53:45,785 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 02:53:45" (2/2) ... [2024-01-27 14:53:45,786 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-27 14:53:45,852 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-27 14:53:45,852 INFO L98 nessWitnessExtractor]: Location invariant after [L997-L998] (((i == 3 || i == 2) || i == 1) || (0 == i && i == 0)) || i == 4 [2024-01-27 14:53:45,853 INFO L98 nessWitnessExtractor]: Location invariant before [L997-L998] (unsigned long )arg == 0UL [2024-01-27 14:53:45,853 INFO L98 nessWitnessExtractor]: Location invariant after [L997-L998] (unsigned long )arg == 0UL [2024-01-27 14:53:45,853 INFO L98 nessWitnessExtractor]: Location invariant before [L997-L998] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:45,853 INFO L98 nessWitnessExtractor]: Location invariant after [L997-L998] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:45,853 INFO L98 nessWitnessExtractor]: Location invariant before [L997-L998] (((((((i == 3 || i == 2) || i == 2) || i == 1) || i == 1) || (0 == i && i == 0)) || (0 == i && i == 0)) || i == 4) || i == 4 [2024-01-27 14:53:45,853 INFO L98 nessWitnessExtractor]: Loop invariant at [L1007-L1016] (unsigned long )arg == 0UL [2024-01-27 14:53:45,853 INFO L98 nessWitnessExtractor]: Location invariant before [L996-L996] (((i == 3 || i == 2) || i == 1) || (0 == i && i == 0)) || i == 4 [2024-01-27 14:53:45,854 INFO L98 nessWitnessExtractor]: Location invariant before [L996-L996] (unsigned long )arg == 0UL [2024-01-27 14:53:45,854 INFO L98 nessWitnessExtractor]: Location invariant before [L996-L996] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:45,854 INFO L98 nessWitnessExtractor]: Location invariant before [L979-L979] flag == (_Bool)1 [2024-01-27 14:53:45,854 INFO L98 nessWitnessExtractor]: Location invariant before [L1000-L1000] flag == (_Bool)1 [2024-01-27 14:53:45,854 INFO L98 nessWitnessExtractor]: Location invariant before [L1000-L1000] (unsigned long )arg == 0UL [2024-01-27 14:53:45,854 INFO L98 nessWitnessExtractor]: Location invariant before [L1000-L1000] (((i == 3 || i == 2) || i == 1) || (0 == i && i == 0)) || i == 4 [2024-01-27 14:53:45,854 INFO L98 nessWitnessExtractor]: Location invariant before [L23-L23] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:45,854 INFO L98 nessWitnessExtractor]: Location invariant before [L23-L23] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:45,855 INFO L98 nessWitnessExtractor]: Location invariant before [L1009-L1009] (((i == 4 || i == 3) || i == 2) || i == 1) || (0 == i && i == 0) [2024-01-27 14:53:45,855 INFO L98 nessWitnessExtractor]: Location invariant before [L1009-L1009] (unsigned long )arg == 0UL [2024-01-27 14:53:45,856 INFO L98 nessWitnessExtractor]: Location invariant before [L965-L965] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:45,856 INFO L98 nessWitnessExtractor]: Location invariant before [L978-L978] flag == (_Bool)1 [2024-01-27 14:53:45,856 INFO L98 nessWitnessExtractor]: Location invariant before [L962-L971] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:45,856 INFO L98 nessWitnessExtractor]: Location invariant before [L969-L969] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:45,857 INFO L98 nessWitnessExtractor]: Location invariant before [L983-L983] flag == (_Bool)1 [2024-01-27 14:53:45,857 INFO L98 nessWitnessExtractor]: Location invariant before [L1015-L1015] (((i == 4 || i == 3) || i == 2) || i == 1) || (0 == i && i == 0) [2024-01-27 14:53:45,857 INFO L98 nessWitnessExtractor]: Location invariant before [L1015-L1015] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:45,857 INFO L98 nessWitnessExtractor]: Location invariant before [L1015-L1015] (unsigned long )arg == 0UL [2024-01-27 14:53:45,857 INFO L98 nessWitnessExtractor]: Location invariant after [L948-L951] flag == (_Bool)1 [2024-01-27 14:53:45,857 INFO L98 nessWitnessExtractor]: Location invariant before [L43-L43] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:45,857 INFO L98 nessWitnessExtractor]: Location invariant before [L984-L984] flag == (_Bool)1 [2024-01-27 14:53:45,858 INFO L98 nessWitnessExtractor]: Location invariant after [L22-L24] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:45,858 INFO L98 nessWitnessExtractor]: Location invariant before [L999-L999] (((i == 3 || i == 2) || i == 1) || (0 == i && i == 0)) || i == 4 [2024-01-27 14:53:45,858 INFO L98 nessWitnessExtractor]: Location invariant before [L999-L999] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:45,858 INFO L98 nessWitnessExtractor]: Location invariant before [L999-L999] (unsigned long )arg == 0UL [2024-01-27 14:53:45,859 INFO L98 nessWitnessExtractor]: Location invariant before [L1017-L1017] i == 5 [2024-01-27 14:53:45,860 INFO L98 nessWitnessExtractor]: Location invariant before [L1017-L1017] (unsigned long )arg == 0UL [2024-01-27 14:53:45,860 INFO L98 nessWitnessExtractor]: Location invariant before [L972-L972] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:45,860 INFO L98 nessWitnessExtractor]: Location invariant before [L994-L994] (unsigned long )arg == 0UL [2024-01-27 14:53:45,860 INFO L98 nessWitnessExtractor]: Location invariant before [L994-L994] (((i == 3 || i == 2) || i == 1) || (0 == i && i == 0)) || i == 4 [2024-01-27 14:53:45,860 INFO L98 nessWitnessExtractor]: Location invariant before [L946-L946] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:45,860 INFO L98 nessWitnessExtractor]: Location invariant before [L1010-L1014] (unsigned long )arg == 0UL [2024-01-27 14:53:45,860 INFO L98 nessWitnessExtractor]: Location invariant before [L1010-L1014] (((i == 4 || i == 3) || i == 2) || i == 1) || (0 == i && i == 0) [2024-01-27 14:53:45,860 INFO L98 nessWitnessExtractor]: Location invariant before [L1010-L1014] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:45,860 INFO L98 nessWitnessExtractor]: Location invariant before [L964-L964] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:45,861 INFO L98 nessWitnessExtractor]: Location invariant before [L954-L954] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:45,861 INFO L98 nessWitnessExtractor]: Location invariant before [L1023-L1023] flag == (_Bool)0 [2024-01-27 14:53:45,861 INFO L98 nessWitnessExtractor]: Location invariant before [L976-L985] flag == (_Bool)1 [2024-01-27 14:53:45,861 INFO L98 nessWitnessExtractor]: Location invariant before [L941-L941] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:45,861 INFO L98 nessWitnessExtractor]: Location invariant before [L1002-L1002] (unsigned long )arg == 0UL [2024-01-27 14:53:45,862 INFO L98 nessWitnessExtractor]: Location invariant before [L1002-L1002] i == 5 [2024-01-27 14:53:45,862 INFO L98 nessWitnessExtractor]: Location invariant after [L944-L947] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:45,862 INFO L98 nessWitnessExtractor]: Location invariant before [L950-L950] flag == (_Bool)1 [2024-01-27 14:53:45,862 INFO L98 nessWitnessExtractor]: Location invariant after [L1012-L1013] (((i == 4 || i == 3) || i == 2) || i == 1) || (0 == i && i == 0) [2024-01-27 14:53:45,863 INFO L98 nessWitnessExtractor]: Location invariant before [L1012-L1013] (((((((i == 4 || i == 3) || i == 3) || i == 2) || i == 2) || i == 1) || i == 1) || (0 == i && i == 0)) || (0 == i && i == 0) [2024-01-27 14:53:45,863 INFO L98 nessWitnessExtractor]: Location invariant before [L1012-L1013] flag == (_Bool)1 [2024-01-27 14:53:45,863 INFO L98 nessWitnessExtractor]: Location invariant after [L1012-L1013] (unsigned long )arg == 0UL [2024-01-27 14:53:45,864 INFO L98 nessWitnessExtractor]: Location invariant before [L1012-L1013] (unsigned long )arg == 0UL [2024-01-27 14:53:45,864 INFO L98 nessWitnessExtractor]: Location invariant after [L1012-L1013] flag == (_Bool)1 [2024-01-27 14:53:45,864 INFO L98 nessWitnessExtractor]: Loop invariant at [L992-L1001] (unsigned long )arg == 0UL [2024-01-27 14:53:45,864 INFO L98 nessWitnessExtractor]: Location invariant before [L995-L995] (((i == 3 || i == 2) || i == 1) || (0 == i && i == 0)) || i == 4 [2024-01-27 14:53:45,864 INFO L98 nessWitnessExtractor]: Location invariant before [L995-L995] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:45,864 INFO L98 nessWitnessExtractor]: Location invariant before [L995-L995] (unsigned long )arg == 0UL [2024-01-27 14:53:45,864 INFO L98 nessWitnessExtractor]: Location invariant before [L970-L970] flag == (_Bool)0 || flag == (_Bool)1 [2024-01-27 14:53:45,864 INFO L98 nessWitnessExtractor]: Location invariant before [L1022-L1022] flag == (_Bool)0 [2024-01-27 14:53:45,900 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-27 14:53:46,257 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-2.i[41520,41533] [2024-01-27 14:53:46,277 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-27 14:53:46,289 INFO L202 MainTranslator]: Completed pre-run Syntax error [2024-01-27 14:53:46,314 ERROR L324 MainTranslator]: Unsupported Syntax: Unable to instrument "flag == (_Bool)0 || flag == (_Bool)1" at C: if(!cond) {abort();} [23] (Syntax Error: #15[0](0/23 - 0/24)) [2024-01-27 14:53:46,314 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5ebfadb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:53:46, skipping insertion in model container [2024-01-27 14:53:46,314 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-27 14:53:46,315 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-01-27 14:53:46,316 INFO L158 Benchmark]: Toolchain (without parser) took 544.45ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 39.5MB in the beginning and 53.9MB in the end (delta: -14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-01-27 14:53:46,317 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 67.1MB. Free memory was 47.3MB in the beginning and 47.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-01-27 14:53:46,317 INFO L158 Benchmark]: CDTParser took 0.07ms. Allocated memory is still 67.1MB. Free memory is still 51.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-27 14:53:46,318 INFO L158 Benchmark]: CACSL2BoogieTranslator took 539.33ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 39.4MB in the beginning and 53.9MB in the end (delta: -14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-01-27 14:53:46,319 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 67.1MB. Free memory was 47.3MB in the beginning and 47.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.07ms. Allocated memory is still 67.1MB. Free memory is still 51.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 539.33ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 39.4MB in the beginning and 53.9MB in the end (delta: -14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 23]: Unsupported Syntax Unable to instrument "flag == (_Bool)0 || flag == (_Bool)1" at C: if(!cond) {abort();} [23] (Syntax Error: #15[0](0/23 - 0/24)) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN