./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/popl20-channel-sum.wvr.c --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/popl20-channel-sum.wvr.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 59af5db6 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/weaver/popl20-channel-sum.wvr.c ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/popl20-channel-sum.wvr.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-59af5db-m [2024-02-02 09:21:10,130 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-02 09:21:10,203 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-02 09:21:10,208 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-02 09:21:10,208 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-02 09:21:10,234 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-02 09:21:10,235 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-02 09:21:10,235 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-02 09:21:10,236 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-02 09:21:10,239 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-02 09:21:10,240 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-02 09:21:10,240 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-02 09:21:10,241 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-02 09:21:10,242 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-02 09:21:10,242 INFO L153 SettingsManager]: * Use SBE=true [2024-02-02 09:21:10,242 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-02 09:21:10,243 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-02 09:21:10,243 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-02 09:21:10,243 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-02 09:21:10,243 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-02 09:21:10,244 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-02 09:21:10,244 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-02 09:21:10,245 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-02 09:21:10,245 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-02 09:21:10,246 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-02 09:21:10,246 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-02 09:21:10,246 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-02 09:21:10,246 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-02 09:21:10,247 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-02 09:21:10,247 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-02 09:21:10,248 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-02 09:21:10,248 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-02 09:21:10,248 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-02 09:21:10,248 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-02 09:21:10,249 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-02 09:21:10,249 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-02 09:21:10,249 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-02 09:21:10,249 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-02 09:21:10,249 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-02 09:21:10,250 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-02 09:21:10,250 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-02 09:21:10,250 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-02 09:21:10,250 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-02 09:21:10,250 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-02 09:21:10,467 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-02 09:21:10,497 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-02 09:21:10,501 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-02 09:21:10,502 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-02 09:21:10,503 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-02 09:21:10,504 INFO L431 ainManager$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/popl20-channel-sum.wvr.yml/witness.yml [2024-02-02 09:21:10,620 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-02 09:21:10,620 INFO L274 PluginConnector]: CDTParser initialized [2024-02-02 09:21:10,620 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-channel-sum.wvr.c [2024-02-02 09:21:11,620 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-02 09:21:11,805 INFO L384 CDTParser]: Found 1 translation units. [2024-02-02 09:21:11,805 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-channel-sum.wvr.c [2024-02-02 09:21:11,812 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48f08bfdc/78c2187c829140c8a294969902f5bb86/FLAGc71208ce0 [2024-02-02 09:21:11,825 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48f08bfdc/78c2187c829140c8a294969902f5bb86 [2024-02-02 09:21:11,826 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-02 09:21:11,827 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-02 09:21:11,829 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-02 09:21:11,830 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-02 09:21:11,833 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-02 09:21:11,834 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 02.02 09:21:10" (1/2) ... [2024-02-02 09:21:11,835 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@749cc0f0 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 02.02 09:21:11, skipping insertion in model container [2024-02-02 09:21:11,835 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 02.02 09:21:10" (1/2) ... [2024-02-02 09:21:11,836 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@381f077b and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 02.02 09:21:11, skipping insertion in model container [2024-02-02 09:21:11,836 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.02 09:21:11" (2/2) ... [2024-02-02 09:21:11,837 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@749cc0f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:21:11, skipping insertion in model container [2024-02-02 09:21:11,837 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.02 09:21:11" (2/2) ... [2024-02-02 09:21:11,837 INFO L86 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-02 09:21:11,878 INFO L99 nessWitnessExtractor]: Found the following entries in the witness: [2024-02-02 09:21:11,880 INFO L101 nessWitnessExtractor]: Location invariant after [L18-L19] val == (_Bool)0 || val == (_Bool)1 [2024-02-02 09:21:11,880 INFO L101 nessWitnessExtractor]: Location invariant before [L53-L53] (unsigned long )_argptr == 0UL [2024-02-02 09:21:11,880 INFO L101 nessWitnessExtractor]: Location invariant before [L93-L93] (((((queue == 0) && (front == 0)) && (back == 0)) && (element == 0)) && (sum == 0)) && (n == 0) [2024-02-02 09:21:11,880 INFO L101 nessWitnessExtractor]: Location invariant before [L94-L94] ((((queue == 0) && (back == 0)) && (element == 0)) && (sum == 0)) && (n == 0) [2024-02-02 09:21:11,880 INFO L101 nessWitnessExtractor]: Location invariant before [L96-L96] ((queue == 0) && (element == 0)) && (sum == 0) [2024-02-02 09:21:11,881 INFO L101 nessWitnessExtractor]: Location invariant before [L55-L55] (unsigned long )_argptr == 0UL [2024-02-02 09:21:11,881 INFO L101 nessWitnessExtractor]: Location invariant before [L22-L25] ((queue == 0) && (element == 0)) && (sum == 0) [2024-02-02 09:21:11,881 INFO L101 nessWitnessExtractor]: Location invariant before [L67-L67] ((0 <= back) && ((unsigned long )_argptr == 0UL)) && (((flag == (_Bool)0 || flag == (_Bool)1) || flag == (_Bool)0) || ((_Bool)1 == flag && flag == (_Bool)1)) [2024-02-02 09:21:11,881 INFO L101 nessWitnessExtractor]: Location invariant before [L116-L116] ((((((-1LL - (long long )i) + (long long )size >= 0LL) && (queue == 0)) && (element == 0)) && (sum == 0)) && (size != 0)) && (((((((((((((8 <= i && 9 <= size) && i <= 2147483646) && (-17LL + (long long )i) + (long long )size >= 0LL) && i != 0) && i != 1) || ((8 <= size && (-15LL + (long long )i) + (long long )size >= 0LL) && i == 7)) || ((7 <= size && (-13LL + (long long )i) + (long long )size >= 0LL) && i == 6)) || ((6 <= size && (-11LL + (long long )i) + (long long )size >= 0LL) && i == 5)) || ((5 <= size && (-9LL + (long long )i) + (long long )size >= 0LL) && i == 4)) || ((4 <= size && (-7LL + (long long )i) + (long long )size >= 0LL) && i == 3)) || ((3 <= size && (-5LL + (long long )i) + (long long )size >= 0LL) && i == 2)) || ((2 <= size && (-3LL + (long long )i) + (long long )size >= 0LL) && i == 1)) || (((1 <= size && (-1LL + (long long )i) + (long long )size >= 0LL) && 0 == i) && i == 0)) [2024-02-02 09:21:11,881 INFO L101 nessWitnessExtractor]: Location invariant before [L84-L84] ((unsigned long )_argptr == 0UL) && (((flag == (_Bool)0 || flag == (_Bool)1) || flag == (_Bool)0) || ((_Bool)1 == flag && flag == (_Bool)1)) [2024-02-02 09:21:11,882 INFO L101 nessWitnessExtractor]: Location invariant before [L52-L52] (unsigned long )_argptr == 0UL [2024-02-02 09:21:11,882 INFO L101 nessWitnessExtractor]: Location invariant before [L57-L57] (unsigned long )_argptr == 0UL [2024-02-02 09:21:11,882 INFO L101 nessWitnessExtractor]: Location invariant before [L75-L75] ((-2147483647 <= back) && (flag == (_Bool)1)) && ((unsigned long )_argptr == 0UL) [2024-02-02 09:21:11,882 INFO L101 nessWitnessExtractor]: Location invariant before [L69-L83] ((unsigned long )_argptr == 0UL) && (((flag == (_Bool)0 || flag == (_Bool)1) || flag == (_Bool)0) || ((_Bool)1 == flag && flag == (_Bool)1)) [2024-02-02 09:21:11,882 INFO L101 nessWitnessExtractor]: Location invariant before [L60-L60] (unsigned long )_argptr == 0UL [2024-02-02 09:21:11,882 INFO L101 nessWitnessExtractor]: Location invariant before [L111-L111] ((queue == 0) && (element == 0)) && (sum == 0) [2024-02-02 09:21:11,882 INFO L101 nessWitnessExtractor]: Location invariant before [L56-L56] (unsigned long )_argptr == 0UL [2024-02-02 09:21:11,882 INFO L101 nessWitnessExtractor]: Location invariant before [L72-L72] (flag == (_Bool)1) && ((unsigned long )_argptr == 0UL) [2024-02-02 09:21:11,883 INFO L101 nessWitnessExtractor]: Location invariant before [L64-L64] ((unsigned long )_argptr == 0UL) && (flag == (_Bool)0 || flag == (_Bool)1) [2024-02-02 09:21:11,883 INFO L101 nessWitnessExtractor]: Location invariant before [L79-L79] (flag == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-02-02 09:21:11,883 INFO L101 nessWitnessExtractor]: Location invariant before [L51-L51] (unsigned long )_argptr == 0UL [2024-02-02 09:21:11,883 INFO L101 nessWitnessExtractor]: Location invariant before [L80-L80] (flag == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-02-02 09:21:11,883 INFO L101 nessWitnessExtractor]: Location invariant before [L82-L82] ((-2147483647 <= back) && (flag == (_Bool)0)) && ((unsigned long )_argptr == 0UL) [2024-02-02 09:21:11,884 INFO L101 nessWitnessExtractor]: Location invariant before [L49-L49] (unsigned long )_argptr == 0UL [2024-02-02 09:21:11,884 INFO L101 nessWitnessExtractor]: Location invariant before [L54-L54] (unsigned long )_argptr == 0UL [2024-02-02 09:21:11,884 INFO L101 nessWitnessExtractor]: Location invariant before [L95-L95] (((queue == 0) && (element == 0)) && (sum == 0)) && (n == 0) [2024-02-02 09:21:11,884 INFO L101 nessWitnessExtractor]: Loop invariant at [L65-L85] ((unsigned long )_argptr == 0UL) && (((((flag == (_Bool)0 || flag == (_Bool)1) || flag == (_Bool)0) || flag == (_Bool)0) || ((_Bool)1 == flag && flag == (_Bool)1)) || ((_Bool)1 == flag && flag == (_Bool)1)) [2024-02-02 09:21:11,884 INFO L101 nessWitnessExtractor]: Loop invariant at [L115-L117] (((queue == 0) && (element == 0)) && (sum == 0)) && ((((0LL - (long long )i) + (long long )size >= 0LL && size != 0) && ((((((((((8 <= size && 8 <= i) && (-16LL + (long long )i) + (long long )size >= 0LL) && i != 1) || ((7 <= size && (-14LL + (long long )i) + (long long )size >= 0LL) && i == 7)) || ((6 <= size && (-12LL + (long long )i) + (long long )size >= 0LL) && i == 6)) || ((5 <= size && (-10LL + (long long )i) + (long long )size >= 0LL) && i == 5)) || ((4 <= size && (-8LL + (long long )i) + (long long )size >= 0LL) && i == 4)) || ((3 <= size && (-6LL + (long long )i) + (long long )size >= 0LL) && i == 3)) || ((2 <= size && (-4LL + (long long )i) + (long long )size >= 0LL) && i == 2)) || ((1 <= size && (-2LL + (long long )i) + (long long )size >= 0LL) && i == 1))) || (0 == i && i == 0)) [2024-02-02 09:21:11,884 INFO L101 nessWitnessExtractor]: Location invariant before [L70-L70] (flag == (_Bool)1) && ((unsigned long )_argptr == 0UL) [2024-02-02 09:21:11,884 INFO L101 nessWitnessExtractor]: Location invariant before [L71-L71] (flag == (_Bool)1) && ((unsigned long )_argptr == 0UL) [2024-02-02 09:21:11,884 INFO L101 nessWitnessExtractor]: Location invariant before [L77-L77] (flag == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-02-02 09:21:11,885 INFO L101 nessWitnessExtractor]: Location invariant before [L47-L47] (unsigned long )_argptr == 0UL [2024-02-02 09:21:11,885 INFO L101 nessWitnessExtractor]: Location invariant before [L112-L112] ((queue == 0) && (element == 0)) && (sum == 0) [2024-02-02 09:21:11,885 INFO L101 nessWitnessExtractor]: Location invariant before [L118-L118] ((((0 <= i) && ((long long )i - (long long )size >= 0LL)) && (queue == 0)) && (element == 0)) && (sum == 0) [2024-02-02 09:21:11,885 INFO L101 nessWitnessExtractor]: Location invariant before [L81-L81] (flag == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-02-02 09:21:11,885 INFO L101 nessWitnessExtractor]: Location invariant before [L74-L74] (flag == (_Bool)1) && ((unsigned long )_argptr == 0UL) [2024-02-02 09:21:11,885 INFO L101 nessWitnessExtractor]: Location invariant before [L48-L48] (unsigned long )_argptr == 0UL [2024-02-02 09:21:11,885 INFO L101 nessWitnessExtractor]: Location invariant before [L73-L73] (flag == (_Bool)1) && ((unsigned long )_argptr == 0UL) [2024-02-02 09:21:11,886 INFO L101 nessWitnessExtractor]: Location invariant before [L87-L87] ((unsigned long )_argptr == 0UL) && (flag == (_Bool)0 || flag == (_Bool)1) [2024-02-02 09:21:11,886 INFO L101 nessWitnessExtractor]: Location invariant before [L114-L114] ((queue == 0) && (element == 0)) && (sum == 0) [2024-02-02 09:21:11,887 INFO L101 nessWitnessExtractor]: Loop invariant at [L50-L58] (unsigned long )_argptr == 0UL [2024-02-02 09:21:11,887 INFO L101 nessWitnessExtractor]: Location invariant before [L66-L66] ((unsigned long )_argptr == 0UL) && (((flag == (_Bool)0 || flag == (_Bool)1) || flag == (_Bool)0) || ((_Bool)1 == flag && flag == (_Bool)1)) [2024-02-02 09:21:11,887 INFO L101 nessWitnessExtractor]: Location invariant before [L68-L68] ((unsigned long )_argptr == 0UL) && (((flag == (_Bool)0 || flag == (_Bool)1) || flag == (_Bool)0) || ((_Bool)1 == flag && flag == (_Bool)1)) [2024-02-02 09:21:11,887 INFO L101 nessWitnessExtractor]: Location invariant before [L99-L99] (element == 0) && (sum == 0) [2024-02-02 09:21:11,887 INFO L101 nessWitnessExtractor]: Location invariant before [L78-L78] (flag == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-02-02 09:21:11,905 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-02-02 09:21:12,067 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-channel-sum.wvr.c[2973,2986] [2024-02-02 09:21:12,081 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-02 09:21:12,089 INFO L202 MainTranslator]: Completed pre-run [2024-02-02 09:21:12,097 WARN L424 MainDispatcher]: Unable to annotate __assert_fail(const char *__assertion, const char *__file, unsigned int __line, const char *__function) with a witness entry [2024-02-02 09:21:12,101 WARN L424 MainDispatcher]: Unable to annotate extern int pthread_create (pthread_t *__restrict __newthread, const pthread_attr_t *__restrict __attr, void *(*__start_routine) (void *), void *__restrict __arg) __attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1, 3))); with a witness entry Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-02-02 09:21:12,185 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-channel-sum.wvr.c[2973,2986] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-02-02 09:21:12,205 ERROR L324 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: i [2024-02-02 09:21:12,206 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@381f077b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:21:12, skipping insertion in model container [2024-02-02 09:21:12,206 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-02 09:21:12,207 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-02-02 09:21:12,208 INFO L158 Benchmark]: Toolchain (without parser) took 380.98ms. Allocated memory is still 144.7MB. Free memory was 86.2MB in the beginning and 67.3MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-02-02 09:21:12,209 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 144.7MB. Free memory is still 105.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-02 09:21:12,209 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 144.7MB. Free memory is still 98.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-02 09:21:12,210 INFO L158 Benchmark]: CACSL2BoogieTranslator took 377.35ms. Allocated memory is still 144.7MB. Free memory was 86.2MB in the beginning and 67.3MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-02-02 09:21:12,211 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 144.7MB. Free memory is still 105.2MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.14ms. Allocated memory is still 144.7MB. Free memory is still 98.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 377.35ms. Allocated memory is still 144.7MB. Free memory was 86.2MB in the beginning and 67.3MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 118]: Incorrect Syntax Undeclared variable in ACSL expression: i 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/weaver/popl20-channel-sum.wvr.c ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/popl20-channel-sum.wvr.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-59af5db-m [2024-02-02 09:21:14,395 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-02 09:21:14,464 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-02-02 09:21:14,469 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-02 09:21:14,469 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-02 09:21:14,500 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-02 09:21:14,501 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-02 09:21:14,501 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-02 09:21:14,501 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-02 09:21:14,505 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-02 09:21:14,505 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-02 09:21:14,505 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-02 09:21:14,506 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-02 09:21:14,507 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-02 09:21:14,507 INFO L153 SettingsManager]: * Use SBE=true [2024-02-02 09:21:14,507 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-02 09:21:14,507 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-02 09:21:14,508 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-02 09:21:14,508 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-02 09:21:14,508 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-02 09:21:14,508 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-02 09:21:14,509 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-02 09:21:14,509 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-02 09:21:14,509 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-02-02 09:21:14,510 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-02-02 09:21:14,510 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-02 09:21:14,510 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-02-02 09:21:14,510 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-02 09:21:14,511 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-02 09:21:14,511 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-02 09:21:14,512 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-02 09:21:14,512 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-02 09:21:14,512 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-02 09:21:14,512 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-02 09:21:14,512 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-02 09:21:14,513 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-02 09:21:14,513 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-02 09:21:14,514 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-02 09:21:14,514 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-02-02 09:21:14,514 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-02-02 09:21:14,514 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-02 09:21:14,514 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-02 09:21:14,514 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-02 09:21:14,515 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-02 09:21:14,515 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-02 09:21:14,515 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-02-02 09:21:14,515 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-02 09:21:14,772 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-02 09:21:14,792 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-02 09:21:14,793 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-02 09:21:14,794 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-02 09:21:14,795 INFO L274 PluginConnector]: CDTParser initialized [2024-02-02 09:21:14,796 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-channel-sum.wvr.c [2024-02-02 09:21:15,911 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-02 09:21:16,072 INFO L384 CDTParser]: Found 1 translation units. [2024-02-02 09:21:16,073 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-channel-sum.wvr.c [2024-02-02 09:21:16,097 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a42fd3aa/7e728044e1f2497381dc3057397a1995/FLAG8e0f73d08 [2024-02-02 09:21:16,122 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a42fd3aa/7e728044e1f2497381dc3057397a1995 [2024-02-02 09:21:16,126 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-02 09:21:16,127 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-02 09:21:16,129 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/popl20-channel-sum.wvr.yml/witness.yml [2024-02-02 09:21:16,261 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-02 09:21:16,263 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-02 09:21:16,265 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-02 09:21:16,265 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-02 09:21:16,268 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-02 09:21:16,269 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.02 09:21:16" (1/2) ... [2024-02-02 09:21:16,270 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@87852dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:21:16, skipping insertion in model container [2024-02-02 09:21:16,270 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.02 09:21:16" (1/2) ... [2024-02-02 09:21:16,271 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@30ace404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:21:16, skipping insertion in model container [2024-02-02 09:21:16,271 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 02.02 09:21:16" (2/2) ... [2024-02-02 09:21:16,272 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@87852dd and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 02.02 09:21:16, skipping insertion in model container [2024-02-02 09:21:16,272 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 02.02 09:21:16" (2/2) ... [2024-02-02 09:21:16,272 INFO L86 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-02 09:21:16,305 INFO L99 nessWitnessExtractor]: Found the following entries in the witness: [2024-02-02 09:21:16,306 INFO L101 nessWitnessExtractor]: Location invariant before [L71-L71] (flag == (_Bool)1) && ((unsigned long )_argptr == 0UL) [2024-02-02 09:21:16,306 INFO L101 nessWitnessExtractor]: Location invariant before [L95-L95] (((queue == 0) && (element == 0)) && (sum == 0)) && (n == 0) [2024-02-02 09:21:16,307 INFO L101 nessWitnessExtractor]: Location invariant before [L70-L70] (flag == (_Bool)1) && ((unsigned long )_argptr == 0UL) [2024-02-02 09:21:16,307 INFO L101 nessWitnessExtractor]: Location invariant before [L114-L114] ((queue == 0) && (element == 0)) && (sum == 0) [2024-02-02 09:21:16,307 INFO L101 nessWitnessExtractor]: Location invariant before [L54-L54] (unsigned long )_argptr == 0UL [2024-02-02 09:21:16,307 INFO L101 nessWitnessExtractor]: Location invariant before [L51-L51] (unsigned long )_argptr == 0UL [2024-02-02 09:21:16,307 INFO L101 nessWitnessExtractor]: Location invariant before [L87-L87] ((unsigned long )_argptr == 0UL) && (flag == (_Bool)0 || flag == (_Bool)1) [2024-02-02 09:21:16,307 INFO L101 nessWitnessExtractor]: Location invariant before [L53-L53] (unsigned long )_argptr == 0UL [2024-02-02 09:21:16,307 INFO L101 nessWitnessExtractor]: Location invariant before [L79-L79] (flag == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-02-02 09:21:16,308 INFO L101 nessWitnessExtractor]: Location invariant before [L60-L60] (unsigned long )_argptr == 0UL [2024-02-02 09:21:16,308 INFO L101 nessWitnessExtractor]: Location invariant before [L99-L99] (element == 0) && (sum == 0) [2024-02-02 09:21:16,308 INFO L101 nessWitnessExtractor]: Location invariant before [L82-L82] ((-2147483647 <= back) && (flag == (_Bool)0)) && ((unsigned long )_argptr == 0UL) [2024-02-02 09:21:16,308 INFO L101 nessWitnessExtractor]: Location invariant before [L116-L116] ((((((-1LL - (long long )i) + (long long )size >= 0LL) && (queue == 0)) && (element == 0)) && (sum == 0)) && (size != 0)) && (((((((((((((8 <= i && 9 <= size) && i <= 2147483646) && (-17LL + (long long )i) + (long long )size >= 0LL) && i != 0) && i != 1) || ((8 <= size && (-15LL + (long long )i) + (long long )size >= 0LL) && i == 7)) || ((7 <= size && (-13LL + (long long )i) + (long long )size >= 0LL) && i == 6)) || ((6 <= size && (-11LL + (long long )i) + (long long )size >= 0LL) && i == 5)) || ((5 <= size && (-9LL + (long long )i) + (long long )size >= 0LL) && i == 4)) || ((4 <= size && (-7LL + (long long )i) + (long long )size >= 0LL) && i == 3)) || ((3 <= size && (-5LL + (long long )i) + (long long )size >= 0LL) && i == 2)) || ((2 <= size && (-3LL + (long long )i) + (long long )size >= 0LL) && i == 1)) || (((1 <= size && (-1LL + (long long )i) + (long long )size >= 0LL) && 0 == i) && i == 0)) [2024-02-02 09:21:16,308 INFO L101 nessWitnessExtractor]: Location invariant before [L48-L48] (unsigned long )_argptr == 0UL [2024-02-02 09:21:16,308 INFO L101 nessWitnessExtractor]: Location invariant before [L72-L72] (flag == (_Bool)1) && ((unsigned long )_argptr == 0UL) [2024-02-02 09:21:16,308 INFO L101 nessWitnessExtractor]: Location invariant after [L18-L19] val == (_Bool)0 || val == (_Bool)1 [2024-02-02 09:21:16,309 INFO L101 nessWitnessExtractor]: Location invariant before [L22-L25] ((queue == 0) && (element == 0)) && (sum == 0) [2024-02-02 09:21:16,309 INFO L101 nessWitnessExtractor]: Location invariant before [L111-L111] ((queue == 0) && (element == 0)) && (sum == 0) [2024-02-02 09:21:16,309 INFO L101 nessWitnessExtractor]: Location invariant before [L64-L64] ((unsigned long )_argptr == 0UL) && (flag == (_Bool)0 || flag == (_Bool)1) [2024-02-02 09:21:16,309 INFO L101 nessWitnessExtractor]: Location invariant before [L93-L93] (((((queue == 0) && (front == 0)) && (back == 0)) && (element == 0)) && (sum == 0)) && (n == 0) [2024-02-02 09:21:16,310 INFO L101 nessWitnessExtractor]: Location invariant before [L49-L49] (unsigned long )_argptr == 0UL [2024-02-02 09:21:16,310 INFO L101 nessWitnessExtractor]: Location invariant before [L80-L80] (flag == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-02-02 09:21:16,310 INFO L101 nessWitnessExtractor]: Location invariant before [L55-L55] (unsigned long )_argptr == 0UL [2024-02-02 09:21:16,310 INFO L101 nessWitnessExtractor]: Location invariant before [L77-L77] (flag == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-02-02 09:21:16,310 INFO L101 nessWitnessExtractor]: Location invariant before [L112-L112] ((queue == 0) && (element == 0)) && (sum == 0) [2024-02-02 09:21:16,310 INFO L101 nessWitnessExtractor]: Location invariant before [L73-L73] (flag == (_Bool)1) && ((unsigned long )_argptr == 0UL) [2024-02-02 09:21:16,310 INFO L101 nessWitnessExtractor]: Loop invariant at [L50-L58] (unsigned long )_argptr == 0UL [2024-02-02 09:21:16,310 INFO L101 nessWitnessExtractor]: Location invariant before [L69-L83] ((unsigned long )_argptr == 0UL) && (((flag == (_Bool)0 || flag == (_Bool)1) || flag == (_Bool)0) || ((_Bool)1 == flag && flag == (_Bool)1)) [2024-02-02 09:21:16,311 INFO L101 nessWitnessExtractor]: Location invariant before [L75-L75] ((-2147483647 <= back) && (flag == (_Bool)1)) && ((unsigned long )_argptr == 0UL) [2024-02-02 09:21:16,311 INFO L101 nessWitnessExtractor]: Location invariant before [L96-L96] ((queue == 0) && (element == 0)) && (sum == 0) [2024-02-02 09:21:16,311 INFO L101 nessWitnessExtractor]: Location invariant before [L47-L47] (unsigned long )_argptr == 0UL [2024-02-02 09:21:16,311 INFO L101 nessWitnessExtractor]: Location invariant before [L56-L56] (unsigned long )_argptr == 0UL [2024-02-02 09:21:16,311 INFO L101 nessWitnessExtractor]: Location invariant before [L74-L74] (flag == (_Bool)1) && ((unsigned long )_argptr == 0UL) [2024-02-02 09:21:16,311 INFO L101 nessWitnessExtractor]: Location invariant before [L67-L67] ((0 <= back) && ((unsigned long )_argptr == 0UL)) && (((flag == (_Bool)0 || flag == (_Bool)1) || flag == (_Bool)0) || ((_Bool)1 == flag && flag == (_Bool)1)) [2024-02-02 09:21:16,312 INFO L101 nessWitnessExtractor]: Loop invariant at [L115-L117] (((queue == 0) && (element == 0)) && (sum == 0)) && ((((0LL - (long long )i) + (long long )size >= 0LL && size != 0) && ((((((((((8 <= size && 8 <= i) && (-16LL + (long long )i) + (long long )size >= 0LL) && i != 1) || ((7 <= size && (-14LL + (long long )i) + (long long )size >= 0LL) && i == 7)) || ((6 <= size && (-12LL + (long long )i) + (long long )size >= 0LL) && i == 6)) || ((5 <= size && (-10LL + (long long )i) + (long long )size >= 0LL) && i == 5)) || ((4 <= size && (-8LL + (long long )i) + (long long )size >= 0LL) && i == 4)) || ((3 <= size && (-6LL + (long long )i) + (long long )size >= 0LL) && i == 3)) || ((2 <= size && (-4LL + (long long )i) + (long long )size >= 0LL) && i == 2)) || ((1 <= size && (-2LL + (long long )i) + (long long )size >= 0LL) && i == 1))) || (0 == i && i == 0)) [2024-02-02 09:21:16,313 INFO L101 nessWitnessExtractor]: Location invariant before [L84-L84] ((unsigned long )_argptr == 0UL) && (((flag == (_Bool)0 || flag == (_Bool)1) || flag == (_Bool)0) || ((_Bool)1 == flag && flag == (_Bool)1)) [2024-02-02 09:21:16,313 INFO L101 nessWitnessExtractor]: Location invariant before [L78-L78] (flag == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-02-02 09:21:16,313 INFO L101 nessWitnessExtractor]: Location invariant before [L52-L52] (unsigned long )_argptr == 0UL [2024-02-02 09:21:16,313 INFO L101 nessWitnessExtractor]: Location invariant before [L57-L57] (unsigned long )_argptr == 0UL [2024-02-02 09:21:16,313 INFO L101 nessWitnessExtractor]: Location invariant before [L66-L66] ((unsigned long )_argptr == 0UL) && (((flag == (_Bool)0 || flag == (_Bool)1) || flag == (_Bool)0) || ((_Bool)1 == flag && flag == (_Bool)1)) [2024-02-02 09:21:16,313 INFO L101 nessWitnessExtractor]: Location invariant before [L94-L94] ((((queue == 0) && (back == 0)) && (element == 0)) && (sum == 0)) && (n == 0) [2024-02-02 09:21:16,313 INFO L101 nessWitnessExtractor]: Location invariant before [L68-L68] ((unsigned long )_argptr == 0UL) && (((flag == (_Bool)0 || flag == (_Bool)1) || flag == (_Bool)0) || ((_Bool)1 == flag && flag == (_Bool)1)) [2024-02-02 09:21:16,313 INFO L101 nessWitnessExtractor]: Location invariant before [L118-L118] ((((0 <= i) && ((long long )i - (long long )size >= 0LL)) && (queue == 0)) && (element == 0)) && (sum == 0) [2024-02-02 09:21:16,314 INFO L101 nessWitnessExtractor]: Loop invariant at [L65-L85] ((unsigned long )_argptr == 0UL) && (((((flag == (_Bool)0 || flag == (_Bool)1) || flag == (_Bool)0) || flag == (_Bool)0) || ((_Bool)1 == flag && flag == (_Bool)1)) || ((_Bool)1 == flag && flag == (_Bool)1)) [2024-02-02 09:21:16,314 INFO L101 nessWitnessExtractor]: Location invariant before [L81-L81] (flag == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-02-02 09:21:16,332 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-02-02 09:21:16,486 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-channel-sum.wvr.c[2973,2986] [2024-02-02 09:21:16,501 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-02 09:21:16,514 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-02-02 09:21:16,521 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-02-02 09:21:16,532 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-channel-sum.wvr.c[2973,2986] [2024-02-02 09:21:16,538 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-02 09:21:16,542 INFO L202 MainTranslator]: Completed pre-run [2024-02-02 09:21:16,550 WARN L424 MainDispatcher]: Unable to annotate __assert_fail(const char *__assertion, const char *__file, unsigned int __line, const char *__function) with a witness entry [2024-02-02 09:21:16,552 WARN L424 MainDispatcher]: Unable to annotate extern int pthread_create (pthread_t *__restrict __newthread, const pthread_attr_t *__restrict __attr, void *(*__start_routine) (void *), void *__restrict __arg) __attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1, 3))); with a witness entry Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-02-02 09:21:16,636 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-channel-sum.wvr.c[2973,2986] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-02-02 09:21:16,669 ERROR L324 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: i [2024-02-02 09:21:16,670 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@30ace404 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 02.02 09:21:16, skipping insertion in model container [2024-02-02 09:21:16,670 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-02 09:21:16,670 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-02-02 09:21:16,672 INFO L158 Benchmark]: Toolchain (without parser) took 408.40ms. Allocated memory is still 60.8MB. Free memory was 42.4MB in the beginning and 36.9MB in the end (delta: 5.6MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2024-02-02 09:21:16,672 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 37.7MB. Free memory was 17.4MB in the beginning and 17.3MB in the end (delta: 46.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-02 09:21:16,672 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 60.8MB. Free memory is still 33.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-02 09:21:16,672 INFO L158 Benchmark]: CACSL2BoogieTranslator took 405.38ms. Allocated memory is still 60.8MB. Free memory was 42.2MB in the beginning and 36.9MB in the end (delta: 5.4MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2024-02-02 09:21:16,673 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 37.7MB. Free memory was 17.4MB in the beginning and 17.3MB in the end (delta: 46.6kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.16ms. Allocated memory is still 60.8MB. Free memory is still 33.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 405.38ms. Allocated memory is still 60.8MB. Free memory was 42.2MB in the beginning and 36.9MB in the end (delta: 5.4MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 118]: Incorrect Syntax Undeclared variable in ACSL expression: i 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