./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/recursive-simple/afterrec_2calls-1.c --full-output --witness-type violation_witness --validate ./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/afterrec_2calls-1.yml/witness.yml -tc ../../../trunk/examples/toolchains/AutomizerC_IcfgBuilder.xml -s ../../../trunk/examples/settings/svcomp-Reach-32bit-Automizer_IcfgBuilder.epf --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version bf1304be 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/recursive-simple/afterrec_2calls-1.c ./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/afterrec_2calls-1.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false -tc ../../../trunk/examples/toolchains/AutomizerC_IcfgBuilder.xml -s ../../../trunk/examples/settings/svcomp-Reach-32bit-Automizer_IcfgBuilder.epf --- Real Ultimate output --- This is Ultimate 0.2.4-wip.fs.yaml-violation-witnesses-bf1304b-m [2024-08-06 17:21:54,660 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-06 17:21:54,714 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-08-06 17:21:54,719 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-06 17:21:54,721 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-06 17:21:54,745 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-06 17:21:54,745 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-06 17:21:54,745 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-06 17:21:54,746 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-08-06 17:21:54,746 INFO L153 SettingsManager]: * Use memory slicer=true [2024-08-06 17:21:54,746 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-06 17:21:54,747 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-06 17:21:54,747 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-06 17:21:54,747 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-06 17:21:54,748 INFO L153 SettingsManager]: * Use SBE=true [2024-08-06 17:21:54,748 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-06 17:21:54,750 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-06 17:21:54,750 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-06 17:21:54,750 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-06 17:21:54,750 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-06 17:21:54,751 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-06 17:21:54,751 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-06 17:21:54,751 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-06 17:21:54,752 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-06 17:21:54,752 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-06 17:21:54,752 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-06 17:21:54,752 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-06 17:21:54,752 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-06 17:21:54,756 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-06 17:21:54,756 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-06 17:21:54,757 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-06 17:21:54,757 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-06 17:21:54,757 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-08-06 17:21:54,757 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-06 17:21:54,757 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-06 17:21:54,758 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-06 17:21:54,758 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-06 17:21:54,758 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-06 17:21:54,758 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-06 17:21:54,758 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-08-06 17:21:54,759 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-06 17:21:54,759 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-08-06 17:21:54,759 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-08-06 17:21:54,759 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false [2024-08-06 17:21:54,943 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-06 17:21:54,959 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-06 17:21:54,962 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-06 17:21:54,962 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-06 17:21:54,963 INFO L274 PluginConnector]: CDTParser initialized [2024-08-06 17:21:54,963 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/afterrec_2calls-1.c [2024-08-06 17:21:56,200 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-06 17:21:56,341 INFO L384 CDTParser]: Found 1 translation units. [2024-08-06 17:21:56,342 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/afterrec_2calls-1.c [2024-08-06 17:21:56,348 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/967c68ae2/9054c4a5596d404f8743a291730e34f5/FLAG8af65e83c [2024-08-06 17:21:56,759 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/967c68ae2/9054c4a5596d404f8743a291730e34f5 [2024-08-06 17:21:56,761 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-06 17:21:56,762 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-06 17:21:56,762 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/afterrec_2calls-1.yml/witness.yml [2024-08-06 17:21:56,806 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-06 17:21:56,810 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-06 17:21:56,813 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-06 17:21:56,813 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-06 17:21:56,816 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-06 17:21:56,817 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.08 05:21:56" (1/2) ... [2024-08-06 17:21:56,818 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9a4924d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 05:21:56, skipping insertion in model container [2024-08-06 17:21:56,818 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.08 05:21:56" (1/2) ... [2024-08-06 17:21:56,819 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4b79f56b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 05:21:56, skipping insertion in model container [2024-08-06 17:21:56,819 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 06.08 05:21:56" (2/2) ... [2024-08-06 17:21:56,819 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9a4924d and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:21:56, skipping insertion in model container [2024-08-06 17:21:56,819 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 06.08 05:21:56" (2/2) ... [2024-08-06 17:21:56,833 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-08-06 17:21:56,946 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/afterrec_2calls-1.c[354,367] [2024-08-06 17:21:56,951 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/afterrec_2calls-1.c[442,455] [2024-08-06 17:21:56,952 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-06 17:21:56,960 INFO L200 MainTranslator]: Completed pre-run [2024-08-06 17:21:56,970 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/afterrec_2calls-1.c[354,367] [2024-08-06 17:21:56,971 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/afterrec_2calls-1.c[442,455] [2024-08-06 17:21:56,971 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-06 17:21:56,982 INFO L204 MainTranslator]: Completed translation [2024-08-06 17:21:56,983 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:21:56 WrapperNode [2024-08-06 17:21:56,983 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-06 17:21:56,984 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-06 17:21:56,984 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-06 17:21:56,984 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-06 17:21:56,989 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:21:56" (1/1) ... [2024-08-06 17:21:56,994 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:21:56" (1/1) ... [2024-08-06 17:21:57,009 INFO L138 Inliner]: procedures = 13, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 10 [2024-08-06 17:21:57,010 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-06 17:21:57,011 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-06 17:21:57,011 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-06 17:21:57,011 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-06 17:21:57,019 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:21:56" (1/1) ... [2024-08-06 17:21:57,019 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:21:56" (1/1) ... [2024-08-06 17:21:57,020 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:21:56" (1/1) ... [2024-08-06 17:21:57,029 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-08-06 17:21:57,029 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:21:56" (1/1) ... [2024-08-06 17:21:57,029 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:21:56" (1/1) ... [2024-08-06 17:21:57,031 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:21:56" (1/1) ... [2024-08-06 17:21:57,032 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:21:56" (1/1) ... [2024-08-06 17:21:57,036 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:21:56" (1/1) ... [2024-08-06 17:21:57,037 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:21:56" (1/1) ... [2024-08-06 17:21:57,038 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-06 17:21:57,038 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-06 17:21:57,038 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-06 17:21:57,038 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-06 17:21:57,039 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:21:56" (1/1) ... [2024-08-06 17:21:57,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-08-06 17:21:57,054 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-08-06 17:21:57,068 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) [2024-08-06 17:21:57,075 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 [2024-08-06 17:21:57,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-06 17:21:57,108 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-08-06 17:21:57,108 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-08-06 17:21:57,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-06 17:21:57,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-06 17:21:57,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-08-06 17:21:57,109 INFO L130 BoogieDeclarations]: Found specification of procedure f2 [2024-08-06 17:21:57,109 INFO L138 BoogieDeclarations]: Found implementation of procedure f2 [2024-08-06 17:21:57,158 INFO L244 CfgBuilder]: Building ICFG [2024-08-06 17:21:57,161 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-06 17:21:57,238 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-08-06 17:21:57,238 INFO L293 CfgBuilder]: Performing block encoding [2024-08-06 17:21:57,261 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-06 17:21:57,262 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-06 17:21:57,262 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 05:21:57 BoogieIcfgContainer [2024-08-06 17:21:57,263 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-06 17:21:57,265 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-06 17:21:57,266 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-06 17:21:57,268 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-06 17:21:57,269 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.08 05:21:56" (1/4) ... [2024-08-06 17:21:57,270 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ed2eda9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.08 05:21:57, skipping insertion in model container [2024-08-06 17:21:57,271 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 06.08 05:21:56" (2/4) ... [2024-08-06 17:21:57,271 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ed2eda9 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction VIOLATION_WITNESS 06.08 05:21:57, skipping insertion in model container [2024-08-06 17:21:57,271 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:21:56" (3/4) ... [2024-08-06 17:21:57,271 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ed2eda9 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction VIOLATION_WITNESS 06.08 05:21:57, skipping insertion in model container [2024-08-06 17:21:57,272 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 05:21:57" (4/4) ... [2024-08-06 17:21:57,273 INFO L119 eAbstractionObserver]: Analyzing ICFG afterrec_2calls-1.c [2024-08-06 17:21:57,273 WARN L130 eAbstractionObserver]: Found a witness in the YAML format. I will only consider traces that are accepted by the witness [2024-08-06 17:21:57,289 INFO L221 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-06 17:21:57,289 INFO L180 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-08-06 17:21:57,333 WARN L283 nessProductAutomaton]: assume ~n < 3;, isNegated false [2024-08-06 17:21:57,333 WARN L283 nessProductAutomaton]: assume ~n < 3;, isNegated false [2024-08-06 17:21:57,334 WARN L283 nessProductAutomaton]: assume ~n < 3;, isNegated false [2024-08-06 17:21:57,336 WARN L283 nessProductAutomaton]: assume ~n < 3;, isNegated false [2024-08-06 17:21:57,337 WARN L283 nessProductAutomaton]: assume ~n < 3;, isNegated false [2024-08-06 17:21:57,338 WARN L283 nessProductAutomaton]: assume ~n < 3;, isNegated false [2024-08-06 17:21:57,339 WARN L283 nessProductAutomaton]: assume ~n < 3;, isNegated false [2024-08-06 17:21:57,339 WARN L283 nessProductAutomaton]: assume ~n < 3;, isNegated false [2024-08-06 17:21:57,340 WARN L283 nessProductAutomaton]: assume ~n < 3;, isNegated false [2024-08-06 17:21:57,341 WARN L283 nessProductAutomaton]: assume ~n < 3;, isNegated false [2024-08-06 17:21:57,341 WARN L283 nessProductAutomaton]: assume ~n < 3;, isNegated false [2024-08-06 17:21:57,342 WARN L283 nessProductAutomaton]: assume ~n < 3;, isNegated false [2024-08-06 17:21:57,343 WARN L283 nessProductAutomaton]: assume ~n < 3;, isNegated false [2024-08-06 17:21:57,344 WARN L283 nessProductAutomaton]: assume ~n < 3;, isNegated false [2024-08-06 17:21:57,346 WARN L283 nessProductAutomaton]: assume ~n < 3;, isNegated false [2024-08-06 17:21:57,346 WARN L283 nessProductAutomaton]: assume ~n < 3;, isNegated false [2024-08-06 17:21:57,354 INFO L90 WitnessUtils]: NestedWordAutomaton nwa = ( callAlphabet = {"call f2(~n);" "call f(4);" "call f(~n);" }, internalAlphabet = {"~n := #in~n;" "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(20, 2);call #Ultimate.allocInit(12, 3);assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;" "#t~ret8#1 := main_#res#1;assume { :end_inline_main } true;assume true;" "assume ~n < 3;" "assume !(~n < 3);#t~post6 := ~n;~n := #t~post6 - 1;havoc #t~post6;" "SUMMARY for call f2(~n); srcloc: L11" "assume !false;" "assume false;assume false;" "assume true;" "SUMMARY for call f(4); srcloc: L23" "~n := #in~n;" "assume ~n < 3;" "assume !(~n < 3);#t~post7 := ~n;~n := #t~post7 - 1;havoc #t~post7;" "SUMMARY for call f(~n); srcloc: L18" "assume !false;" "assume false;assume false;" "assume true;" }, returnAlphabet = {"#32#return;" "#28#return;" "#30#return;" }, states = {"CountingPredicate [underlying: 18#f2EXITtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 8#L11true, annotation: [1, 0]]" "CountingPredicate [underlying: 9#L11-1true, annotation: [1, 0]]" "CountingPredicate [underlying: 14#$Ultimate##0true, annotation: [1, 0]]" "CountingPredicate [underlying: 19#L18-1true, annotation: [1, 0]]" "CountingPredicate [underlying: 16#L23true, annotation: [0, 0]]" "CountingPredicate [underlying: 6#L9true, annotation: [1, 0]]" "CountingPredicate [underlying: 3#fFINALtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 2#ULTIMATE.startEXITtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 10#fErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 5#f2Err0ASSERT_VIOLATIONERROR_FUNCTIONtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 4#fEXITtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 15#$Ultimate##0true, annotation: [0, 0]]" "CountingPredicate [underlying: 7#$Ultimate##0true, annotation: [1, 0]]" "CountingPredicate [underlying: 12#f2FINALtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 11#L23-1true, annotation: [1, 0]]" "CountingPredicate [underlying: 13#L16true, annotation: [1, 0]]" "CountingPredicate [underlying: 17#L18true, annotation: [1, 0]]" }, initialStates = {"CountingPredicate [underlying: 15#$Ultimate##0true, annotation: [0, 0]]" }, finalStates = {}, callTransitions = { ("CountingPredicate [underlying: 8#L11true, annotation: [1, 0]]" "call f2(~n);" "CountingPredicate [underlying: 7#$Ultimate##0true, annotation: [1, 0]]") ("CountingPredicate [underlying: 16#L23true, annotation: [0, 0]]" "call f(4);" "CountingPredicate [underlying: 14#$Ultimate##0true, annotation: [1, 0]]") ("CountingPredicate [underlying: 17#L18true, annotation: [1, 0]]" "call f(~n);" "CountingPredicate [underlying: 14#$Ultimate##0true, annotation: [1, 0]]") }, internalTransitions = { ("CountingPredicate [underlying: 9#L11-1true, annotation: [1, 0]]" "assume !false;" "CountingPredicate [underlying: 10#fErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, annotation: [1, 0]]") ("CountingPredicate [underlying: 9#L11-1true, annotation: [1, 0]]" "assume false;assume false;" "CountingPredicate [underlying: 3#fFINALtrue, annotation: [1, 0]]") ("CountingPredicate [underlying: 14#$Ultimate##0true, annotation: [1, 0]]" "~n := #in~n;" "CountingPredicate [underlying: 6#L9true, annotation: [1, 0]]") ("CountingPredicate [underlying: 19#L18-1true, annotation: [1, 0]]" "assume !false;" "CountingPredicate [underlying: 5#f2Err0ASSERT_VIOLATIONERROR_FUNCTIONtrue, annotation: [1, 0]]") ("CountingPredicate [underlying: 19#L18-1true, annotation: [1, 0]]" "assume false;assume false;" "CountingPredicate [underlying: 12#f2FINALtrue, annotation: [1, 0]]") ("CountingPredicate [underlying: 6#L9true, annotation: [1, 0]]" "assume ~n < 3;" "CountingPredicate [underlying: 3#fFINALtrue, annotation: [1, 0]]") ("CountingPredicate [underlying: 6#L9true, annotation: [1, 0]]" "assume !(~n < 3);#t~post6 := ~n;~n := #t~post6 - 1;havoc #t~post6;" "CountingPredicate [underlying: 8#L11true, annotation: [1, 0]]") ("CountingPredicate [underlying: 3#fFINALtrue, annotation: [1, 0]]" "assume true;" "CountingPredicate [underlying: 4#fEXITtrue, annotation: [1, 0]]") ("CountingPredicate [underlying: 15#$Ultimate##0true, annotation: [0, 0]]" "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(20, 2);call #Ultimate.allocInit(12, 3);assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;" "CountingPredicate [underlying: 16#L23true, annotation: [0, 0]]") ("CountingPredicate [underlying: 7#$Ultimate##0true, annotation: [1, 0]]" "~n := #in~n;" "CountingPredicate [underlying: 13#L16true, annotation: [1, 0]]") ("CountingPredicate [underlying: 12#f2FINALtrue, annotation: [1, 0]]" "assume true;" "CountingPredicate [underlying: 18#f2EXITtrue, annotation: [1, 0]]") ("CountingPredicate [underlying: 11#L23-1true, annotation: [1, 0]]" "#t~ret8#1 := main_#res#1;assume { :end_inline_main } true;assume true;" "CountingPredicate [underlying: 2#ULTIMATE.startEXITtrue, annotation: [1, 0]]") ("CountingPredicate [underlying: 13#L16true, annotation: [1, 0]]" "assume ~n < 3;" "CountingPredicate [underlying: 12#f2FINALtrue, annotation: [1, 0]]") ("CountingPredicate [underlying: 13#L16true, annotation: [1, 0]]" "assume !(~n < 3);#t~post7 := ~n;~n := #t~post7 - 1;havoc #t~post7;" "CountingPredicate [underlying: 17#L18true, annotation: [1, 0]]") }, returnTransitions = { ("CountingPredicate [underlying: 18#f2EXITtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 8#L11true, annotation: [1, 0]]" "#28#return;" "CountingPredicate [underlying: 9#L11-1true, annotation: [1, 0]]") ("CountingPredicate [underlying: 4#fEXITtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 16#L23true, annotation: [0, 0]]" "#30#return;" "CountingPredicate [underlying: 11#L23-1true, annotation: [1, 0]]") ("CountingPredicate [underlying: 4#fEXITtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 17#L18true, annotation: [1, 0]]" "#32#return;" "CountingPredicate [underlying: 19#L18-1true, annotation: [1, 0]]") } ); [2024-08-06 17:21:57,381 INFO L82 GeneralOperation]: Start removeDeadEnds. Operand has 18 states, 10 states have (on average 1.4) internal successors, (14), 12 states have internal predecessors, (14), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-08-06 17:21:57,382 WARN L283 nessProductAutomaton]: assume ~n < 3;, isNegated false [2024-08-06 17:21:57,383 WARN L283 nessProductAutomaton]: assume ~n < 3;, isNegated false [2024-08-06 17:21:57,383 WARN L283 nessProductAutomaton]: assume ~n < 3;, isNegated false [2024-08-06 17:21:57,383 WARN L283 nessProductAutomaton]: assume ~n < 3;, isNegated false [2024-08-06 17:21:57,386 WARN L283 nessProductAutomaton]: assume ~n < 3;, isNegated false [2024-08-06 17:21:57,386 WARN L283 nessProductAutomaton]: assume ~n < 3;, isNegated false [2024-08-06 17:21:57,386 WARN L283 nessProductAutomaton]: assume ~n < 3;, isNegated false [2024-08-06 17:21:57,387 WARN L283 nessProductAutomaton]: assume ~n < 3;, isNegated false [2024-08-06 17:21:57,387 WARN L283 nessProductAutomaton]: assume ~n < 3;, isNegated false [2024-08-06 17:21:57,387 WARN L283 nessProductAutomaton]: assume ~n < 3;, isNegated false [2024-08-06 17:21:57,387 WARN L283 nessProductAutomaton]: assume ~n < 3;, isNegated false [2024-08-06 17:21:57,388 WARN L283 nessProductAutomaton]: assume ~n < 3;, isNegated false [2024-08-06 17:21:57,388 WARN L283 nessProductAutomaton]: assume ~n < 3;, isNegated false [2024-08-06 17:21:57,388 WARN L283 nessProductAutomaton]: assume ~n < 3;, isNegated false [2024-08-06 17:21:57,388 WARN L283 nessProductAutomaton]: assume ~n < 3;, isNegated false [2024-08-06 17:21:57,388 WARN L283 nessProductAutomaton]: assume ~n < 3;, isNegated false [2024-08-06 17:21:57,394 INFO L88 GeneralOperation]: Finished removeDeadEnds. Reduced from 18 states to 0 states. [2024-08-06 17:21:57,419 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-08-06 17:21:57,427 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;@699b3c5f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-06 17:21:57,427 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-08-06 17:21:57,429 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states. [2024-08-06 17:21:57,429 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-08-06 17:21:57,431 INFO L805 garLoopResultBuilder]: Registering result SAFE for location fErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2024-08-06 17:21:57,431 INFO L805 garLoopResultBuilder]: Registering result SAFE for location f2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-08-06 17:21:57,435 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-08-06 17:21:57,437 INFO L196 ceAbstractionStarter]: Computing trace abstraction results [2024-08-06 17:21:57,440 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.08 05:21:57 BoogieIcfgContainer [2024-08-06 17:21:57,440 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-06 17:21:57,441 INFO L158 Benchmark]: Toolchain (without parser) took 630.83ms. Allocated memory was 153.1MB in the beginning and 222.3MB in the end (delta: 69.2MB). Free memory was 95.6MB in the beginning and 192.8MB in the end (delta: -97.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-06 17:21:57,442 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 153.1MB. Free memory is still 113.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-06 17:21:57,442 INFO L158 Benchmark]: Witness Parser took 0.10ms. Allocated memory is still 153.1MB. Free memory was 98.1MB in the beginning and 97.7MB in the end (delta: 378.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-06 17:21:57,443 INFO L158 Benchmark]: CACSL2BoogieTranslator took 170.30ms. Allocated memory is still 153.1MB. Free memory was 95.6MB in the beginning and 84.7MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-08-06 17:21:57,444 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.13ms. Allocated memory is still 153.1MB. Free memory was 84.7MB in the beginning and 83.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-06 17:21:57,444 INFO L158 Benchmark]: Boogie Preprocessor took 26.49ms. Allocated memory is still 153.1MB. Free memory was 83.0MB in the beginning and 81.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-06 17:21:57,445 INFO L158 Benchmark]: RCFGBuilder took 224.80ms. Allocated memory is still 153.1MB. Free memory was 81.7MB in the beginning and 71.4MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-08-06 17:21:57,445 INFO L158 Benchmark]: TraceAbstraction took 175.22ms. Allocated memory was 153.1MB in the beginning and 222.3MB in the end (delta: 69.2MB). Free memory was 70.8MB in the beginning and 192.8MB in the end (delta: -121.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-06 17:21:57,449 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 153.1MB. Free memory is still 113.0MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.10ms. Allocated memory is still 153.1MB. Free memory was 98.1MB in the beginning and 97.7MB in the end (delta: 378.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 170.30ms. Allocated memory is still 153.1MB. Free memory was 95.6MB in the beginning and 84.7MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.13ms. Allocated memory is still 153.1MB. Free memory was 84.7MB in the beginning and 83.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.49ms. Allocated memory is still 153.1MB. Free memory was 83.0MB in the beginning and 81.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 224.80ms. Allocated memory is still 153.1MB. Free memory was 81.7MB in the beginning and 71.4MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 175.22ms. Allocated memory was 153.1MB in the beginning and 222.3MB in the end (delta: 69.2MB). Free memory was 70.8MB in the beginning and 192.8MB in the end (delta: -121.9MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 12]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 18 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, 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=0occurred 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: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-08-06 17:21:57,473 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE