./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/ldv-regression/test23-1.c --full-output --witness-type violation_witness --validate ./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/test23-1.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/ldv-regression/test23-1.c ./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/test23-1.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 17:18:36,469 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-06 17:18:36,541 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-08-06 17:18:36,547 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-06 17:18:36,547 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-06 17:18:36,579 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-06 17:18:36,580 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-06 17:18:36,580 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-06 17:18:36,581 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-08-06 17:18:36,581 INFO L153 SettingsManager]: * Use memory slicer=true [2024-08-06 17:18:36,581 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-06 17:18:36,582 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-06 17:18:36,582 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-06 17:18:36,582 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-06 17:18:36,583 INFO L153 SettingsManager]: * Use SBE=true [2024-08-06 17:18:36,583 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-06 17:18:36,584 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-06 17:18:36,584 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-06 17:18:36,584 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-06 17:18:36,585 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-06 17:18:36,585 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-06 17:18:36,586 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-06 17:18:36,586 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-06 17:18:36,586 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-06 17:18:36,587 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-06 17:18:36,587 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-06 17:18:36,587 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-06 17:18:36,587 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-06 17:18:36,588 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-06 17:18:36,588 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-06 17:18:36,588 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-06 17:18:36,589 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-06 17:18:36,589 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-08-06 17:18:36,589 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-06 17:18:36,590 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-06 17:18:36,590 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-06 17:18:36,590 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-06 17:18:36,591 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-06 17:18:36,591 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-06 17:18:36,591 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-08-06 17:18:36,591 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-06 17:18:36,592 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-08-06 17:18:36,592 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-08-06 17:18:36,592 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false [2024-08-06 17:18:36,892 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-06 17:18:36,920 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-06 17:18:36,923 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-06 17:18:36,924 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-06 17:18:36,924 INFO L274 PluginConnector]: CDTParser initialized [2024-08-06 17:18:36,926 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test23-1.c [2024-08-06 17:18:38,362 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-06 17:18:38,575 INFO L384 CDTParser]: Found 1 translation units. [2024-08-06 17:18:38,576 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test23-1.c [2024-08-06 17:18:38,583 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/700cc0ea2/24a1faca790c4f09a334f5f8369e30be/FLAG358ce04b9 [2024-08-06 17:18:38,601 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/700cc0ea2/24a1faca790c4f09a334f5f8369e30be [2024-08-06 17:18:38,605 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-06 17:18:38,605 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-06 17:18:38,606 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/test23-1.yml/witness.yml [2024-08-06 17:18:38,700 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-06 17:18:38,701 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-06 17:18:38,702 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-06 17:18:38,702 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-06 17:18:38,708 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-06 17:18:38,709 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.08 05:18:38" (1/2) ... [2024-08-06 17:18:38,710 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f959ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 05:18:38, skipping insertion in model container [2024-08-06 17:18:38,710 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.08 05:18:38" (1/2) ... [2024-08-06 17:18:38,712 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@8cbb03e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 05:18:38, skipping insertion in model container [2024-08-06 17:18:38,712 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 06.08 05:18:38" (2/2) ... [2024-08-06 17:18:38,713 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f959ac and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:18:38, skipping insertion in model container [2024-08-06 17:18:38,713 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 06.08 05:18:38" (2/2) ... [2024-08-06 17:18:38,735 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-08-06 17:18:38,896 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test23-1.c[1075,1088] [2024-08-06 17:18:38,901 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-06 17:18:38,910 INFO L200 MainTranslator]: Completed pre-run [2024-08-06 17:18:38,937 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test23-1.c[1075,1088] [2024-08-06 17:18:38,938 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-06 17:18:38,972 INFO L204 MainTranslator]: Completed translation [2024-08-06 17:18:38,973 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:18:38 WrapperNode [2024-08-06 17:18:38,974 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-06 17:18:38,976 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-06 17:18:38,976 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-06 17:18:38,976 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-06 17:18:38,983 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 05:18:38" (1/1) ... [2024-08-06 17:18:38,996 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 05:18:38" (1/1) ... [2024-08-06 17:18:39,025 INFO L138 Inliner]: procedures = 16, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 79 [2024-08-06 17:18:39,026 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-06 17:18:39,027 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-06 17:18:39,027 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-06 17:18:39,027 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-06 17:18:39,038 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 05:18:38" (1/1) ... [2024-08-06 17:18:39,038 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 05:18:38" (1/1) ... [2024-08-06 17:18:39,041 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 05:18:38" (1/1) ... [2024-08-06 17:18:39,062 INFO L175 MemorySlicer]: Split 12 memory accesses to 2 slices as follows [2, 10]. 83 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 7 writes are split as follows [0, 7]. [2024-08-06 17:18:39,063 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 05:18:38" (1/1) ... [2024-08-06 17:18:39,063 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 05:18:38" (1/1) ... [2024-08-06 17:18:39,073 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 05:18:38" (1/1) ... [2024-08-06 17:18:39,077 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 05:18:38" (1/1) ... [2024-08-06 17:18:39,082 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 05:18:38" (1/1) ... [2024-08-06 17:18:39,083 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 05:18:38" (1/1) ... [2024-08-06 17:18:39,085 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-06 17:18:39,090 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-06 17:18:39,090 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-06 17:18:39,090 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-06 17:18:39,091 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 05:18:38" (1/1) ... [2024-08-06 17:18:39,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-08-06 17:18:39,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-08-06 17:18:39,121 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 17:18:39,123 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 17:18:39,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-06 17:18:39,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-08-06 17:18:39,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-08-06 17:18:39,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-08-06 17:18:39,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-08-06 17:18:39,165 INFO L130 BoogieDeclarations]: Found specification of procedure get_dummy [2024-08-06 17:18:39,166 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dummy [2024-08-06 17:18:39,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-06 17:18:39,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-06 17:18:39,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-08-06 17:18:39,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-08-06 17:18:39,262 INFO L244 CfgBuilder]: Building ICFG [2024-08-06 17:18:39,270 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-06 17:18:39,441 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-08-06 17:18:39,441 INFO L293 CfgBuilder]: Performing block encoding [2024-08-06 17:18:39,495 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-06 17:18:39,497 INFO L320 CfgBuilder]: Removed 1 assume(true) statements. [2024-08-06 17:18:39,498 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 05:18:39 BoogieIcfgContainer [2024-08-06 17:18:39,498 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-06 17:18:39,500 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-06 17:18:39,500 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-06 17:18:39,504 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-06 17:18:39,504 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.08 05:18:38" (1/4) ... [2024-08-06 17:18:39,505 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31d02941 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.08 05:18:39, skipping insertion in model container [2024-08-06 17:18:39,505 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 06.08 05:18:38" (2/4) ... [2024-08-06 17:18:39,505 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31d02941 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction VIOLATION_WITNESS 06.08 05:18:39, skipping insertion in model container [2024-08-06 17:18:39,506 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 05:18:38" (3/4) ... [2024-08-06 17:18:39,506 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31d02941 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction VIOLATION_WITNESS 06.08 05:18:39, skipping insertion in model container [2024-08-06 17:18:39,506 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 05:18:39" (4/4) ... [2024-08-06 17:18:39,507 INFO L119 eAbstractionObserver]: Analyzing ICFG test23-1.c [2024-08-06 17:18:39,507 WARN L130 eAbstractionObserver]: Found a witness in the YAML format. I will only consider traces that are accepted by the witness [2024-08-06 17:18:39,530 INFO L221 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-06 17:18:39,530 INFO L180 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-08-06 17:18:39,594 INFO L90 WitnessUtils]: NestedWordAutomaton nwa = ( callAlphabet = {"call main_#t~ret11#1.base, main_#t~ret11#1.offset := get_dummy();" "call main_#t~ret10#1.base, main_#t~ret10#1.offset := get_dummy();" }, internalAlphabet = {"assume 0 == main_#t~ret16#1;havoc main_#t~ret16#1;" "assume !(0 == main_#t~ret16#1);havoc main_#t~ret16#1;havoc main_~pa~0#1.base, main_~pa~0#1.offset;" "assume !((((main_~pd1~0#1.base != 0 || main_~pd1~0#1.offset != 0) && main_~pd1~0#1.base == main_~pd2~0#1.base && main_~pd1~0#1.offset == main_~pd2~0#1.offset) && main_~i~0#1 >= 0) && main_~i~0#1 < 10);" "SUMMARY for call main_#t~ret10#1.base, main_#t~ret10#1.offset := get_dummy(); srcloc: L36" "main_~pd1~0#1.base, main_~pd1~0#1.offset := main_#t~ret10#1.base, main_#t~ret10#1.offset;havoc main_#t~ret10#1.base, main_#t~ret10#1.offset;" "main_#res#1 := 0;" "SUMMARY for call main_#t~ret11#1.base, main_#t~ret11#1.offset := get_dummy(); srcloc: L36-2" "main_~pd2~0#1.base, main_~pd2~0#1.offset := main_#t~ret11#1.base, main_#t~ret11#1.offset;havoc main_#t~ret11#1.base, main_#t~ret11#1.offset;havoc main_#t~nondet12#1;assume -2147483648 <= main_#t~nondet12#1 && main_#t~nondet12#1 <= 2147483647;main_~i~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1;" "assume !false;" "assume false;assume false;main_#res#1 := 1;" "assume (((main_~pd1~0#1.base != 0 || main_~pd1~0#1.offset != 0) && main_~pd1~0#1.base == main_~pd2~0#1.base && main_~pd1~0#1.offset == main_~pd2~0#1.offset) && main_~i~0#1 >= 0) && main_~i~0#1 < 10;call write~int#1(main_~i~0#1, main_~pd2~0#1.base, 8 + main_~pd2~0#1.offset + 4 * main_~i~0#1, 4);main_~pa~0#1.base, main_~pa~0#1.offset := main_~pd1~0#1.base, 8 + main_~pd1~0#1.offset + 4 * main_~i~0#1;call main_#t~mem13#1 := read~int#1(main_~pd2~0#1.base, 8 + main_~pd2~0#1.offset + 4 * main_~i~0#1, 4);main_~i~0#1 := main_#t~mem13#1 - 10;havoc main_#t~mem13#1;" "call main_#t~mem14#1 := read~int#1(main_~pa~0#1.base, main_~pa~0#1.offset, 4);" "havoc #t~nondet8;#res.base, #res.offset := (if 0 != #t~nondet8 % 256 then ~#d1~0.base else ~#d2~0.base), (if 0 != #t~nondet8 % 256 then ~#d1~0.offset else ~#d2~0.offset);havoc #t~nondet8;assume true;" "assume { :begin_inline_check } true;check_#in~s1#1.base, check_#in~s1#1.offset, check_#in~i#1 := main_~pd2~0#1.base, main_~pd2~0#1.offset, main_~i~0#1;havoc check_#res#1;havoc check_#t~mem9#1, check_~s1#1.base, check_~s1#1.offset, check_~i#1;check_~s1#1.base, check_~s1#1.offset := check_#in~s1#1.base, check_#in~s1#1.offset;check_~i#1 := check_#in~i#1;call check_#t~mem9#1 := read~int#1(check_~s1#1.base, 8 + check_~s1#1.offset + 4 * check_~i#1, 4);check_#res#1 := (if check_#t~mem9#1 == check_~i#1 then 1 else 0);havoc check_#t~mem9#1;main_#t~ret16#1 := check_#res#1;havoc check_#t~mem9#1, check_~s1#1.base, check_~s1#1.offset, check_~i#1;havoc check_#in~s1#1.base, check_#in~s1#1.offset, check_#in~i#1;assume { :end_inline_check } true;assume -2147483648 <= main_#t~ret16#1 && main_#t~ret16#1 <= 2147483647;" "assume main_~i~0#1 <= main_#t~mem14#1;havoc main_#t~mem14#1;main_#t~pre15#1 := 1 + main_~i~0#1;main_~i~0#1 := 1 + main_~i~0#1;havoc main_#t~pre15#1;" "assume !(main_~i~0#1 <= main_#t~mem14#1);havoc main_#t~mem14#1;" "#t~ret17#1 := main_#res#1;havoc main_#t~ret10#1.base, main_#t~ret10#1.offset, main_#t~ret11#1.base, main_#t~ret11#1.offset, main_#t~nondet12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~pre15#1, main_#t~ret16#1, main_~pa~0#1.base, main_~pa~0#1.offset, main_~pd1~0#1.base, main_~pd1~0#1.offset, main_~pd2~0#1.base, main_~pd2~0#1.offset, main_~i~0#1;assume { :end_inline_main } true;assume true;" "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(11, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(72, 4);~#d1~0.base, ~#d1~0.offset := 4, 0;#memory_int#1 := ~initToZeroAtPointerBaseAddress~int(#memory_int#1, ~#d1~0.base);call #Ultimate.allocInit(72, 5);~#d2~0.base, ~#d2~0.offset := 5, 0;#memory_int#1 := ~initToZeroAtPointerBaseAddress~int(#memory_int#1, ~#d2~0.base);assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret10#1.base, main_#t~ret10#1.offset, main_#t~ret11#1.base, main_#t~ret11#1.offset, main_#t~nondet12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~pre15#1, main_#t~ret16#1, main_~pa~0#1.base, main_~pa~0#1.offset, main_~pd1~0#1.base, main_~pd1~0#1.offset, main_~pd2~0#1.base, main_~pd2~0#1.offset, main_~i~0#1;assume { :begin_inline_init } true;havoc init_#t~nondet4#1, init_#t~nondet5#1, init_#t~nondet6#1, init_#t~nondet7#1;havoc init_#t~nondet4#1;assume -2147483648 <= init_#t~nondet4#1 && init_#t~nondet4#1 <= 2147483647;call write~int#1(init_#t~nondet4#1, ~#d1~0.base, ~#d1~0.offset, 4);havoc init_#t~nondet4#1;havoc init_#t~nondet5#1;assume -2147483648 <= init_#t~nondet5#1 && init_#t~nondet5#1 <= 2147483647;call write~int#1(init_#t~nondet5#1, ~#d1~0.base, 4 + ~#d1~0.offset, 4);havoc init_#t~nondet5#1;havoc init_#t~nondet6#1;assume -2147483648 <= init_#t~nondet6#1 && init_#t~nondet6#1 <= 2147483647;call write~int#1(init_#t~nondet6#1, ~#d2~0.base, ~#d2~0.offset, 4);havoc init_#t~nondet6#1;havoc init_#t~nondet7#1;assume -2147483648 <= init_#t~nondet7#1 && init_#t~nondet7#1 <= 2147483647;call write~int#1(init_#t~nondet7#1, ~#d2~0.base, 4 + ~#d2~0.offset, 4);havoc init_#t~nondet7#1;havoc init_#t~nondet4#1, init_#t~nondet5#1, init_#t~nondet6#1, init_#t~nondet7#1;assume { :end_inline_init } true;" "assume !true;" }, returnAlphabet = {"#48#return;" "#50#return;" }, states = {"CountingPredicate [underlying: 8#L36-3true, annotation: [0, 0]]" "CountingPredicate [underlying: 9#L38-2true, annotation: [0, 0]]" "CountingPredicate [underlying: 18#L42-4true, annotation: [0, 0]]" "CountingPredicate [underlying: 2#get_dummyEXITtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 14#main_ERROR#1true, annotation: [0, 0]]" "CountingPredicate [underlying: 16#L38true, annotation: [0, 0]]" "CountingPredicate [underlying: 3#L42-1true, annotation: [0, 0]]" "CountingPredicate [underlying: 6#ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 10#L36-2true, annotation: [0, 0]]" "CountingPredicate [underlying: 5#ULTIMATE.startEXITtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 17#L45true, annotation: [0, 0]]" "CountingPredicate [underlying: 4#L42-5true, annotation: [0, 0]]" "CountingPredicate [underlying: 15#L36-1true, annotation: [0, 0]]" "CountingPredicate [underlying: 7#L36true, annotation: [0, 0]]" "CountingPredicate [underlying: 12#main_returnLabel#1true, annotation: [0, 0]]" "CountingPredicate [underlying: 13#$Ultimate##0true, annotation: [0, 0]]" "CountingPredicate [underlying: 11#$Ultimate##0true, annotation: [0, 0]]" }, initialStates = {"CountingPredicate [underlying: 13#$Ultimate##0true, annotation: [0, 0]]" }, finalStates = {}, callTransitions = { ("CountingPredicate [underlying: 10#L36-2true, annotation: [0, 0]]" "call main_#t~ret11#1.base, main_#t~ret11#1.offset := get_dummy();" "CountingPredicate [underlying: 11#$Ultimate##0true, annotation: [0, 0]]") ("CountingPredicate [underlying: 7#L36true, annotation: [0, 0]]" "call main_#t~ret10#1.base, main_#t~ret10#1.offset := get_dummy();" "CountingPredicate [underlying: 11#$Ultimate##0true, annotation: [0, 0]]") }, internalTransitions = { ("CountingPredicate [underlying: 8#L36-3true, annotation: [0, 0]]" "main_~pd2~0#1.base, main_~pd2~0#1.offset := main_#t~ret11#1.base, main_#t~ret11#1.offset;havoc main_#t~ret11#1.base, main_#t~ret11#1.offset;havoc main_#t~nondet12#1;assume -2147483648 <= main_#t~nondet12#1 && main_#t~nondet12#1 <= 2147483647;main_~i~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1;" "CountingPredicate [underlying: 16#L38true, annotation: [0, 0]]") ("CountingPredicate [underlying: 9#L38-2true, annotation: [0, 0]]" "main_#res#1 := 0;" "CountingPredicate [underlying: 12#main_returnLabel#1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 18#L42-4true, annotation: [0, 0]]" "call main_#t~mem14#1 := read~int#1(main_~pa~0#1.base, main_~pa~0#1.offset, 4);" "CountingPredicate [underlying: 3#L42-1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 18#L42-4true, annotation: [0, 0]]" "assume !true;" "CountingPredicate [underlying: 4#L42-5true, annotation: [0, 0]]") ("CountingPredicate [underlying: 14#main_ERROR#1true, annotation: [0, 0]]" "assume !false;" "CountingPredicate [underlying: 6#ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, annotation: [0, 0]]") ("CountingPredicate [underlying: 14#main_ERROR#1true, annotation: [0, 0]]" "assume false;assume false;main_#res#1 := 1;" "CountingPredicate [underlying: 12#main_returnLabel#1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 16#L38true, annotation: [0, 0]]" "assume !((((main_~pd1~0#1.base != 0 || main_~pd1~0#1.offset != 0) && main_~pd1~0#1.base == main_~pd2~0#1.base && main_~pd1~0#1.offset == main_~pd2~0#1.offset) && main_~i~0#1 >= 0) && main_~i~0#1 < 10);" "CountingPredicate [underlying: 9#L38-2true, annotation: [0, 0]]") ("CountingPredicate [underlying: 16#L38true, annotation: [0, 0]]" "assume (((main_~pd1~0#1.base != 0 || main_~pd1~0#1.offset != 0) && main_~pd1~0#1.base == main_~pd2~0#1.base && main_~pd1~0#1.offset == main_~pd2~0#1.offset) && main_~i~0#1 >= 0) && main_~i~0#1 < 10;call write~int#1(main_~i~0#1, main_~pd2~0#1.base, 8 + main_~pd2~0#1.offset + 4 * main_~i~0#1, 4);main_~pa~0#1.base, main_~pa~0#1.offset := main_~pd1~0#1.base, 8 + main_~pd1~0#1.offset + 4 * main_~i~0#1;call main_#t~mem13#1 := read~int#1(main_~pd2~0#1.base, 8 + main_~pd2~0#1.offset + 4 * main_~i~0#1, 4);main_~i~0#1 := main_#t~mem13#1 - 10;havoc main_#t~mem13#1;" "CountingPredicate [underlying: 18#L42-4true, annotation: [0, 0]]") ("CountingPredicate [underlying: 3#L42-1true, annotation: [0, 0]]" "assume main_~i~0#1 <= main_#t~mem14#1;havoc main_#t~mem14#1;main_#t~pre15#1 := 1 + main_~i~0#1;main_~i~0#1 := 1 + main_~i~0#1;havoc main_#t~pre15#1;" "CountingPredicate [underlying: 18#L42-4true, annotation: [0, 0]]") ("CountingPredicate [underlying: 3#L42-1true, annotation: [0, 0]]" "assume !(main_~i~0#1 <= main_#t~mem14#1);havoc main_#t~mem14#1;" "CountingPredicate [underlying: 4#L42-5true, annotation: [0, 0]]") ("CountingPredicate [underlying: 17#L45true, annotation: [0, 0]]" "assume 0 == main_#t~ret16#1;havoc main_#t~ret16#1;" "CountingPredicate [underlying: 14#main_ERROR#1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 17#L45true, annotation: [0, 0]]" "assume !(0 == main_#t~ret16#1);havoc main_#t~ret16#1;havoc main_~pa~0#1.base, main_~pa~0#1.offset;" "CountingPredicate [underlying: 9#L38-2true, annotation: [0, 0]]") ("CountingPredicate [underlying: 4#L42-5true, annotation: [0, 0]]" "assume { :begin_inline_check } true;check_#in~s1#1.base, check_#in~s1#1.offset, check_#in~i#1 := main_~pd2~0#1.base, main_~pd2~0#1.offset, main_~i~0#1;havoc check_#res#1;havoc check_#t~mem9#1, check_~s1#1.base, check_~s1#1.offset, check_~i#1;check_~s1#1.base, check_~s1#1.offset := check_#in~s1#1.base, check_#in~s1#1.offset;check_~i#1 := check_#in~i#1;call check_#t~mem9#1 := read~int#1(check_~s1#1.base, 8 + check_~s1#1.offset + 4 * check_~i#1, 4);check_#res#1 := (if check_#t~mem9#1 == check_~i#1 then 1 else 0);havoc check_#t~mem9#1;main_#t~ret16#1 := check_#res#1;havoc check_#t~mem9#1, check_~s1#1.base, check_~s1#1.offset, check_~i#1;havoc check_#in~s1#1.base, check_#in~s1#1.offset, check_#in~i#1;assume { :end_inline_check } true;assume -2147483648 <= main_#t~ret16#1 && main_#t~ret16#1 <= 2147483647;" "CountingPredicate [underlying: 17#L45true, annotation: [0, 0]]") ("CountingPredicate [underlying: 15#L36-1true, annotation: [0, 0]]" "main_~pd1~0#1.base, main_~pd1~0#1.offset := main_#t~ret10#1.base, main_#t~ret10#1.offset;havoc main_#t~ret10#1.base, main_#t~ret10#1.offset;" "CountingPredicate [underlying: 10#L36-2true, annotation: [0, 0]]") ("CountingPredicate [underlying: 12#main_returnLabel#1true, annotation: [0, 0]]" "#t~ret17#1 := main_#res#1;havoc main_#t~ret10#1.base, main_#t~ret10#1.offset, main_#t~ret11#1.base, main_#t~ret11#1.offset, main_#t~nondet12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~pre15#1, main_#t~ret16#1, main_~pa~0#1.base, main_~pa~0#1.offset, main_~pd1~0#1.base, main_~pd1~0#1.offset, main_~pd2~0#1.base, main_~pd2~0#1.offset, main_~i~0#1;assume { :end_inline_main } true;assume true;" "CountingPredicate [underlying: 5#ULTIMATE.startEXITtrue, annotation: [0, 0]]") ("CountingPredicate [underlying: 13#$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(11, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(72, 4);~#d1~0.base, ~#d1~0.offset := 4, 0;#memory_int#1 := ~initToZeroAtPointerBaseAddress~int(#memory_int#1, ~#d1~0.base);call #Ultimate.allocInit(72, 5);~#d2~0.base, ~#d2~0.offset := 5, 0;#memory_int#1 := ~initToZeroAtPointerBaseAddress~int(#memory_int#1, ~#d2~0.base);assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret10#1.base, main_#t~ret10#1.offset, main_#t~ret11#1.base, main_#t~ret11#1.offset, main_#t~nondet12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~pre15#1, main_#t~ret16#1, main_~pa~0#1.base, main_~pa~0#1.offset, main_~pd1~0#1.base, main_~pd1~0#1.offset, main_~pd2~0#1.base, main_~pd2~0#1.offset, main_~i~0#1;assume { :begin_inline_init } true;havoc init_#t~nondet4#1, init_#t~nondet5#1, init_#t~nondet6#1, init_#t~nondet7#1;havoc init_#t~nondet4#1;assume -2147483648 <= init_#t~nondet4#1 && init_#t~nondet4#1 <= 2147483647;call write~int#1(init_#t~nondet4#1, ~#d1~0.base, ~#d1~0.offset, 4);havoc init_#t~nondet4#1;havoc init_#t~nondet5#1;assume -2147483648 <= init_#t~nondet5#1 && init_#t~nondet5#1 <= 2147483647;call write~int#1(init_#t~nondet5#1, ~#d1~0.base, 4 + ~#d1~0.offset, 4);havoc init_#t~nondet5#1;havoc init_#t~nondet6#1;assume -2147483648 <= init_#t~nondet6#1 && init_#t~nondet6#1 <= 2147483647;call write~int#1(init_#t~nondet6#1, ~#d2~0.base, ~#d2~0.offset, 4);havoc init_#t~nondet6#1;havoc init_#t~nondet7#1;assume -2147483648 <= init_#t~nondet7#1 && init_#t~nondet7#1 <= 2147483647;call write~int#1(init_#t~nondet7#1, ~#d2~0.base, 4 + ~#d2~0.offset, 4);havoc init_#t~nondet7#1;havoc init_#t~nondet4#1, init_#t~nondet5#1, init_#t~nondet6#1, init_#t~nondet7#1;assume { :end_inline_init } true;" "CountingPredicate [underlying: 7#L36true, annotation: [0, 0]]") ("CountingPredicate [underlying: 11#$Ultimate##0true, annotation: [0, 0]]" "havoc #t~nondet8;#res.base, #res.offset := (if 0 != #t~nondet8 % 256 then ~#d1~0.base else ~#d2~0.base), (if 0 != #t~nondet8 % 256 then ~#d1~0.offset else ~#d2~0.offset);havoc #t~nondet8;assume true;" "CountingPredicate [underlying: 2#get_dummyEXITtrue, annotation: [0, 0]]") }, returnTransitions = { ("CountingPredicate [underlying: 2#get_dummyEXITtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 7#L36true, annotation: [0, 0]]" "#48#return;" "CountingPredicate [underlying: 15#L36-1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 2#get_dummyEXITtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 10#L36-2true, annotation: [0, 0]]" "#50#return;" "CountingPredicate [underlying: 8#L36-3true, annotation: [0, 0]]") } ); [2024-08-06 17:18:39,602 INFO L82 GeneralOperation]: Start removeDeadEnds. Operand has 17 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 13 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-08-06 17:18:39,612 INFO L88 GeneralOperation]: Finished removeDeadEnds. Reduced from 17 states to 0 states. [2024-08-06 17:18:39,637 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-08-06 17:18:39,645 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;@3c0c4a26, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-06 17:18:39,645 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-08-06 17:18:39,647 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states. [2024-08-06 17:18:39,647 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-08-06 17:18:39,651 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-08-06 17:18:39,655 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-08-06 17:18:39,660 INFO L196 ceAbstractionStarter]: Computing trace abstraction results [2024-08-06 17:18:39,663 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.08 05:18:39 BoogieIcfgContainer [2024-08-06 17:18:39,664 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-06 17:18:39,666 INFO L158 Benchmark]: Toolchain (without parser) took 964.53ms. Allocated memory is still 151.0MB. Free memory was 112.1MB in the beginning and 104.5MB in the end (delta: 7.7MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2024-08-06 17:18:39,666 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 109.1MB. Free memory was 82.3MB in the beginning and 82.2MB in the end (delta: 118.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-06 17:18:39,667 INFO L158 Benchmark]: Witness Parser took 0.18ms. Allocated memory is still 151.0MB. Free memory is still 115.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-06 17:18:39,667 INFO L158 Benchmark]: CACSL2BoogieTranslator took 271.90ms. Allocated memory is still 151.0MB. Free memory was 112.1MB in the beginning and 100.4MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-08-06 17:18:39,668 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.29ms. Allocated memory is still 151.0MB. Free memory was 100.4MB in the beginning and 98.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-06 17:18:39,669 INFO L158 Benchmark]: Boogie Preprocessor took 62.22ms. Allocated memory is still 151.0MB. Free memory was 98.3MB in the beginning and 96.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-06 17:18:39,669 INFO L158 Benchmark]: RCFGBuilder took 407.91ms. Allocated memory is still 151.0MB. Free memory was 96.2MB in the beginning and 113.6MB in the end (delta: -17.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-08-06 17:18:39,670 INFO L158 Benchmark]: TraceAbstraction took 164.83ms. Allocated memory is still 151.0MB. Free memory was 112.8MB in the beginning and 104.5MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-08-06 17:18:39,673 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 109.1MB. Free memory was 82.3MB in the beginning and 82.2MB in the end (delta: 118.8kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.18ms. Allocated memory is still 151.0MB. Free memory is still 115.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 271.90ms. Allocated memory is still 151.0MB. Free memory was 112.1MB in the beginning and 100.4MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.29ms. Allocated memory is still 151.0MB. Free memory was 100.4MB in the beginning and 98.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.22ms. Allocated memory is still 151.0MB. Free memory was 98.3MB in the beginning and 96.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 407.91ms. Allocated memory is still 151.0MB. Free memory was 96.2MB in the beginning and 113.6MB in the end (delta: -17.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 164.83ms. Allocated memory is still 151.0MB. Free memory was 112.8MB in the beginning and 104.5MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. 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: 52]: 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 2 procedures, 17 locations, 1 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 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-08-06 17:18:39,705 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