./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/chl-simpl-str-trans.wvr.c --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/chl-simpl-str-trans.wvr.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 958ec4d9 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/chl-simpl-str-trans.wvr.c ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/chl-simpl-str-trans.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-958ec4d-m [2024-02-07 14:32:33,965 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 14:32:34,041 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 14:32:34,046 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 14:32:34,046 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 14:32:34,079 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 14:32:34,080 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 14:32:34,080 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 14:32:34,081 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 14:32:34,084 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 14:32:34,084 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 14:32:34,084 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 14:32:34,085 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 14:32:34,086 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 14:32:34,086 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 14:32:34,086 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 14:32:34,087 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 14:32:34,087 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 14:32:34,087 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 14:32:34,087 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 14:32:34,088 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 14:32:34,088 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 14:32:34,088 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 14:32:34,088 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 14:32:34,089 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 14:32:34,089 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 14:32:34,089 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 14:32:34,089 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 14:32:34,090 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 14:32:34,090 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 14:32:34,091 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 14:32:34,091 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 14:32:34,091 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 14:32:34,091 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 14:32:34,091 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 14:32:34,092 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 14:32:34,092 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 14:32:34,092 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 14:32:34,092 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 14:32:34,092 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 14:32:34,093 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 14:32:34,093 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 14:32:34,093 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 14:32:34,093 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 14:32:34,314 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 14:32:34,335 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 14:32:34,337 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 14:32:34,337 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 14:32:34,338 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 14:32:34,339 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/chl-simpl-str-trans.wvr.yml/witness.yml [2024-02-07 14:32:34,386 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 14:32:34,387 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 14:32:34,387 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-simpl-str-trans.wvr.c [2024-02-07 14:32:35,476 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 14:32:35,616 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 14:32:35,616 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-simpl-str-trans.wvr.c [2024-02-07 14:32:35,622 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe07f1e06/221fd267883a4bc7a72ffc987ece42c1/FLAG1f66391e2 [2024-02-07 14:32:36,023 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe07f1e06/221fd267883a4bc7a72ffc987ece42c1 [2024-02-07 14:32:36,024 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 14:32:36,025 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 14:32:36,028 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 14:32:36,028 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 14:32:36,032 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 14:32:36,033 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:32:34" (1/2) ... [2024-02-07 14:32:36,034 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8689c30 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:32:36, skipping insertion in model container [2024-02-07 14:32:36,034 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:32:34" (1/2) ... [2024-02-07 14:32:36,036 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2464723 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:32:36, skipping insertion in model container [2024-02-07 14:32:36,036 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 02:32:36" (2/2) ... [2024-02-07 14:32:36,036 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8689c30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:32:36, skipping insertion in model container [2024-02-07 14:32:36,037 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 02:32:36" (2/2) ... [2024-02-07 14:32:36,037 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 14:32:36,050 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 14:32:36,054 INFO L76 edCorrectnessWitness]: Location invariant before [L87-L87] (b <= -1) && (b != 0) [2024-02-07 14:32:36,054 INFO L76 edCorrectnessWitness]: Location invariant before [L86-L86] (1 <= b) && (b != 0) [2024-02-07 14:32:36,069 INFO L178 MainTranslator]: Built tables and reachable declarations [2024-02-07 14:32:36,194 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/chl-simpl-str-trans.wvr.c[2553,2566] [2024-02-07 14:32:36,200 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-07 14:32:36,206 INFO L203 MainTranslator]: Completed pre-run [2024-02-07 14:32:36,224 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/chl-simpl-str-trans.wvr.c[2553,2566] Start Parsing Local Start Parsing Local [2024-02-07 14:32:36,254 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-07 14:32:36,266 INFO L207 MainTranslator]: Completed translation [2024-02-07 14:32:36,266 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:32:36 WrapperNode [2024-02-07 14:32:36,266 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 14:32:36,267 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 14:32:36,267 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 14:32:36,268 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 14:32:36,273 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:32:36" (1/1) ... [2024-02-07 14:32:36,282 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:32:36" (1/1) ... [2024-02-07 14:32:36,301 INFO L138 Inliner]: procedures = 23, calls = 30, calls flagged for inlining = 8, calls inlined = 12, statements flattened = 177 [2024-02-07 14:32:36,302 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 14:32:36,302 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 14:32:36,302 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 14:32:36,303 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 14:32:36,311 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:32:36" (1/1) ... [2024-02-07 14:32:36,311 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:32:36" (1/1) ... [2024-02-07 14:32:36,314 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:32:36" (1/1) ... [2024-02-07 14:32:36,325 INFO L175 MemorySlicer]: Split 8 memory accesses to 4 slices as follows [2, 2, 2, 2]. 25 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0]. The 3 writes are split as follows [0, 1, 1, 1]. [2024-02-07 14:32:36,325 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:32:36" (1/1) ... [2024-02-07 14:32:36,325 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:32:36" (1/1) ... [2024-02-07 14:32:36,330 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:32:36" (1/1) ... [2024-02-07 14:32:36,332 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:32:36" (1/1) ... [2024-02-07 14:32:36,334 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:32:36" (1/1) ... [2024-02-07 14:32:36,335 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:32:36" (1/1) ... [2024-02-07 14:32:36,337 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 14:32:36,338 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 14:32:36,338 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 14:32:36,338 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 14:32:36,339 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:32:36" (1/1) ... [2024-02-07 14:32:36,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 14:32:36,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 14:32:36,385 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-02-07 14:32:36,388 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-02-07 14:32:36,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 14:32:36,419 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-07 14:32:36,419 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-07 14:32:36,419 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-07 14:32:36,419 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-07 14:32:36,419 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-02-07 14:32:36,419 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-02-07 14:32:36,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 14:32:36,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 14:32:36,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 14:32:36,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-07 14:32:36,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 14:32:36,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 14:32:36,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 14:32:36,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 14:32:36,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-07 14:32:36,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 14:32:36,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 14:32:36,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-02-07 14:32:36,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-02-07 14:32:36,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-02-07 14:32:36,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-02-07 14:32:36,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 14:32:36,423 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-02-07 14:32:36,524 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 14:32:36,526 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 14:32:36,727 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 14:32:36,727 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 14:32:36,961 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 14:32:36,961 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-07 14:32:36,962 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 02:32:36 BoogieIcfgContainer [2024-02-07 14:32:36,962 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 14:32:36,963 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 14:32:36,963 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 14:32:36,966 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 14:32:36,966 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:32:34" (1/4) ... [2024-02-07 14:32:36,967 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@431ddf48 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 02:32:36, skipping insertion in model container [2024-02-07 14:32:36,967 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 02:32:36" (2/4) ... [2024-02-07 14:32:36,967 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@431ddf48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 02:32:36, skipping insertion in model container [2024-02-07 14:32:36,967 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:32:36" (3/4) ... [2024-02-07 14:32:36,968 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@431ddf48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 02:32:36, skipping insertion in model container [2024-02-07 14:32:36,968 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 02:32:36" (4/4) ... [2024-02-07 14:32:36,969 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-simpl-str-trans.wvr.c [2024-02-07 14:32:36,982 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 14:32:36,983 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2024-02-07 14:32:36,983 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 14:32:37,037 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-02-07 14:32:37,079 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 55 places, 51 transitions, 123 flow [2024-02-07 14:32:37,117 INFO L124 PetriNetUnfolderBase]: 6/48 cut-off events. [2024-02-07 14:32:37,117 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-02-07 14:32:37,126 INFO L83 FinitePrefix]: Finished finitePrefix Result has 61 conditions, 48 events. 6/48 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 117 event pairs, 0 based on Foata normal form. 0/35 useless extension candidates. Maximal degree in co-relation 42. Up to 2 conditions per place. [2024-02-07 14:32:37,126 INFO L82 GeneralOperation]: Start removeDead. Operand has 55 places, 51 transitions, 123 flow [2024-02-07 14:32:37,129 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 51 places, 47 transitions, 112 flow [2024-02-07 14:32:37,136 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 14:32:37,141 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@a299121, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 14:32:37,142 INFO L358 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2024-02-07 14:32:37,148 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 14:32:37,149 INFO L124 PetriNetUnfolderBase]: 1/13 cut-off events. [2024-02-07 14:32:37,149 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 14:32:37,149 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 14:32:37,150 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2024-02-07 14:32:37,151 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (and 13 more)] === [2024-02-07 14:32:37,155 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 14:32:37,156 INFO L85 PathProgramCache]: Analyzing trace with hash -1371066415, now seen corresponding path program 1 times [2024-02-07 14:32:37,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 14:32:37,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1181108434] [2024-02-07 14:32:37,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 14:32:37,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 14:32:37,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 14:32:37,277 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 14:32:37,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 14:32:37,325 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 14:32:37,326 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 14:32:37,327 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 16 remaining) [2024-02-07 14:32:37,329 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 16 remaining) [2024-02-07 14:32:37,330 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 16 remaining) [2024-02-07 14:32:37,330 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 16 remaining) [2024-02-07 14:32:37,330 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 16 remaining) [2024-02-07 14:32:37,331 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 16 remaining) [2024-02-07 14:32:37,331 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 16 remaining) [2024-02-07 14:32:37,331 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (8 of 16 remaining) [2024-02-07 14:32:37,332 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (7 of 16 remaining) [2024-02-07 14:32:37,332 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 16 remaining) [2024-02-07 14:32:37,333 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 16 remaining) [2024-02-07 14:32:37,333 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 16 remaining) [2024-02-07 14:32:37,334 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 16 remaining) [2024-02-07 14:32:37,334 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 16 remaining) [2024-02-07 14:32:37,334 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 16 remaining) [2024-02-07 14:32:37,334 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 16 remaining) [2024-02-07 14:32:37,335 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 14:32:37,335 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2024-02-07 14:32:37,342 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 14:32:37,343 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 14:32:37,367 INFO L503 ceAbstractionStarter]: Automizer considered 6 witness invariants [2024-02-07 14:32:37,367 INFO L504 ceAbstractionStarter]: WitnessConsidered=6 [2024-02-07 14:32:37,368 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 02:32:37 BasicIcfg [2024-02-07 14:32:37,368 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 14:32:37,369 INFO L158 Benchmark]: Toolchain (without parser) took 1344.23ms. Allocated memory was 176.2MB in the beginning and 253.8MB in the end (delta: 77.6MB). Free memory was 116.1MB in the beginning and 181.2MB in the end (delta: -65.1MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2024-02-07 14:32:37,372 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 176.2MB. Free memory was 140.1MB in the beginning and 139.9MB in the end (delta: 159.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:32:37,373 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 176.2MB. Free memory is still 137.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:32:37,373 INFO L158 Benchmark]: CACSL2BoogieTranslator took 238.57ms. Allocated memory is still 176.2MB. Free memory was 115.8MB in the beginning and 102.1MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-02-07 14:32:37,374 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.47ms. Allocated memory is still 176.2MB. Free memory was 101.9MB in the beginning and 99.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 14:32:37,375 INFO L158 Benchmark]: Boogie Preprocessor took 34.81ms. Allocated memory is still 176.2MB. Free memory was 99.9MB in the beginning and 97.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 14:32:37,375 INFO L158 Benchmark]: RCFGBuilder took 624.25ms. Allocated memory was 176.2MB in the beginning and 253.8MB in the end (delta: 77.6MB). Free memory was 97.3MB in the beginning and 213.7MB in the end (delta: -116.4MB). Peak memory consumption was 65.2MB. Max. memory is 16.1GB. [2024-02-07 14:32:37,377 INFO L158 Benchmark]: TraceAbstraction took 404.95ms. Allocated memory is still 253.8MB. Free memory was 212.7MB in the beginning and 181.2MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-02-07 14:32:37,380 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 0.14ms. Allocated memory is still 176.2MB. Free memory was 140.1MB in the beginning and 139.9MB in the end (delta: 159.1kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.13ms. Allocated memory is still 176.2MB. Free memory is still 137.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 238.57ms. Allocated memory is still 176.2MB. Free memory was 115.8MB in the beginning and 102.1MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.47ms. Allocated memory is still 176.2MB. Free memory was 101.9MB in the beginning and 99.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.81ms. Allocated memory is still 176.2MB. Free memory was 99.9MB in the beginning and 97.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 624.25ms. Allocated memory was 176.2MB in the beginning and 253.8MB in the end (delta: 77.6MB). Free memory was 97.3MB in the beginning and 213.7MB in the end (delta: -116.4MB). Peak memory consumption was 65.2MB. Max. memory is 16.1GB. * TraceAbstraction took 404.95ms. Allocated memory is still 253.8MB. Free memory was 212.7MB in the beginning and 181.2MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 86]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L38] 0 int length_0, to_int_1, length_2, to_int_3, length_4, to_int_5, result_6, result_7, result_8; [L61] 0 pthread_t t1, t2, t3; [L64] 0 length_0 = __VERIFIER_nondet_int() [L65] 0 to_int_1 = __VERIFIER_nondet_int() [L66] 0 length_2 = __VERIFIER_nondet_int() [L67] 0 to_int_3 = __VERIFIER_nondet_int() [L68] 0 length_4 = __VERIFIER_nondet_int() [L69] 0 to_int_5 = __VERIFIER_nondet_int() [L72] FCALL, FORK 0 pthread_create(&t1, 0, thread1, 0) VAL [length_0=1, length_2=1, length_4=0, result_6=0, result_7=0, result_8=0, t1={3:0}, t2={6:0}, t3={5:0}, to_int_1=0, to_int_3=0, to_int_5=0] [L43] 1 length_0 == 0 ? (length_2 == 0 ? 0 : 1) : (length_2 == 0 ? -1 : minus(to_int_1, to_int_3)) VAL [_argptr={0:0}, _argptr={0:0}, length_0=1, length_2=1, length_4=0, result_6=0, result_7=0, result_8=0, to_int_1=0, to_int_3=0, to_int_5=0] [L43] 1 length_2 == 0 ? -1 : minus(to_int_1, to_int_3) [L43] CALL 1 minus(to_int_1, to_int_3) [L86] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[b]],BinaryExpression[COMPNEQ,IdentifierExpression[b],IntegerLiteral[0]]]]] VAL [\old(a)=0, \old(b)=0, a=0, b=0, length_0=1, length_2=1, length_4=0, result_6=0, result_7=0, result_8=0, to_int_1=0, to_int_3=0, to_int_5=0] - UnprovableResult [Line: 87]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 86]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 87]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 86]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 87]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 80]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 73]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 72]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 79 locations, 16 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=112occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-02-07 14:32:37,404 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE