./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/ldv-regression/test21-2.c --full-output --witness-type violation_witness --validate ./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/test21-2.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/test21-2.c ./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/test21-2.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false -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 17:18:32,990 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-06 17:18:33,047 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-08-06 17:18:33,053 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-06 17:18:33,054 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-06 17:18:33,080 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-06 17:18:33,081 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-06 17:18:33,081 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-06 17:18:33,082 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-08-06 17:18:33,083 INFO L153 SettingsManager]: * Use memory slicer=true [2024-08-06 17:18:33,083 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-06 17:18:33,084 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-06 17:18:33,084 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-06 17:18:33,084 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-06 17:18:33,085 INFO L153 SettingsManager]: * Use SBE=true [2024-08-06 17:18:33,086 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-06 17:18:33,086 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-06 17:18:33,088 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-06 17:18:33,089 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-06 17:18:33,089 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-06 17:18:33,089 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-06 17:18:33,090 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-06 17:18:33,090 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-06 17:18:33,090 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-06 17:18:33,090 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-06 17:18:33,090 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-06 17:18:33,091 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-06 17:18:33,091 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-06 17:18:33,091 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-06 17:18:33,091 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-06 17:18:33,091 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-06 17:18:33,091 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-06 17:18:33,092 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-08-06 17:18:33,092 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-06 17:18:33,092 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-06 17:18:33,092 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-06 17:18:33,092 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-06 17:18:33,092 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-06 17:18:33,093 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-06 17:18:33,093 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-08-06 17:18:33,093 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-06 17:18:33,094 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-08-06 17:18:33,094 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-08-06 17:18:33,094 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false [2024-08-06 17:18:33,326 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-06 17:18:33,354 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-06 17:18:33,357 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-06 17:18:33,358 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-06 17:18:33,359 INFO L274 PluginConnector]: CDTParser initialized [2024-08-06 17:18:33,360 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test21-2.c [2024-08-06 17:18:34,694 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-06 17:18:34,850 INFO L384 CDTParser]: Found 1 translation units. [2024-08-06 17:18:34,851 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test21-2.c [2024-08-06 17:18:34,857 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73ef815ac/0cd251aaad0441f5a36a5536cd2f7ce7/FLAG98656d327 [2024-08-06 17:18:34,869 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73ef815ac/0cd251aaad0441f5a36a5536cd2f7ce7 [2024-08-06 17:18:34,871 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-06 17:18:34,872 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-06 17:18:34,872 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/test21-2.yml/witness.yml [2024-08-06 17:18:34,933 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-06 17:18:34,935 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-06 17:18:34,936 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-06 17:18:34,936 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-06 17:18:34,940 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-06 17:18:34,941 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.08 05:18:34" (1/2) ... [2024-08-06 17:18:34,942 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@177a6294 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 05:18:34, skipping insertion in model container [2024-08-06 17:18:34,942 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.08 05:18:34" (1/2) ... [2024-08-06 17:18:34,943 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@51343f29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 05:18:34, skipping insertion in model container [2024-08-06 17:18:34,943 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 06.08 05:18:34" (2/2) ... [2024-08-06 17:18:34,944 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@177a6294 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:18:34, skipping insertion in model container [2024-08-06 17:18:34,944 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 06.08 05:18:34" (2/2) ... [2024-08-06 17:18:34,965 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-08-06 17:18:35,112 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/test21-2.c[892,905] [2024-08-06 17:18:35,116 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-06 17:18:35,132 INFO L200 MainTranslator]: Completed pre-run [2024-08-06 17:18:35,146 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/test21-2.c[892,905] [2024-08-06 17:18:35,147 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-06 17:18:35,168 INFO L204 MainTranslator]: Completed translation [2024-08-06 17:18:35,169 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:18:35 WrapperNode [2024-08-06 17:18:35,169 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-06 17:18:35,169 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-06 17:18:35,170 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-06 17:18:35,170 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-06 17:18:35,176 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 05:18:35" (1/1) ... [2024-08-06 17:18:35,182 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 05:18:35" (1/1) ... [2024-08-06 17:18:35,197 INFO L138 Inliner]: procedures = 16, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 64 [2024-08-06 17:18:35,198 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-06 17:18:35,198 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-06 17:18:35,202 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-06 17:18:35,202 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-06 17:18:35,211 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 05:18:35" (1/1) ... [2024-08-06 17:18:35,211 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 05:18:35" (1/1) ... [2024-08-06 17:18:35,213 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 05:18:35" (1/1) ... [2024-08-06 17:18:35,223 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 6 initializations are split as follows [2, 4]. The 4 writes are split as follows [0, 4]. [2024-08-06 17:18:35,223 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 05:18:35" (1/1) ... [2024-08-06 17:18:35,223 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 05:18:35" (1/1) ... [2024-08-06 17:18:35,227 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 05:18:35" (1/1) ... [2024-08-06 17:18:35,228 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 05:18:35" (1/1) ... [2024-08-06 17:18:35,229 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 05:18:35" (1/1) ... [2024-08-06 17:18:35,229 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 05:18:35" (1/1) ... [2024-08-06 17:18:35,230 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-06 17:18:35,231 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-06 17:18:35,231 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-06 17:18:35,231 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-06 17:18:35,232 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 05:18:35" (1/1) ... [2024-08-06 17:18:35,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-08-06 17:18:35,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-08-06 17:18:35,259 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 17:18:35,261 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 17:18:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-06 17:18:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-08-06 17:18:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-08-06 17:18:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-08-06 17:18:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-08-06 17:18:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure get_dummy [2024-08-06 17:18:35,297 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dummy [2024-08-06 17:18:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-06 17:18:35,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-06 17:18:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-08-06 17:18:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-08-06 17:18:35,366 INFO L244 CfgBuilder]: Building ICFG [2024-08-06 17:18:35,368 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-06 17:18:35,482 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-08-06 17:18:35,483 INFO L293 CfgBuilder]: Performing block encoding [2024-08-06 17:18:35,527 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-06 17:18:35,527 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-06 17:18:35,527 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 05:18:35 BoogieIcfgContainer [2024-08-06 17:18:35,527 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-06 17:18:35,529 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-06 17:18:35,529 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-06 17:18:35,534 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-06 17:18:35,534 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.08 05:18:34" (1/4) ... [2024-08-06 17:18:35,535 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62d66942 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.08 05:18:35, skipping insertion in model container [2024-08-06 17:18:35,535 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 06.08 05:18:34" (2/4) ... [2024-08-06 17:18:35,536 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62d66942 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction VIOLATION_WITNESS 06.08 05:18:35, skipping insertion in model container [2024-08-06 17:18:35,536 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 05:18:35" (3/4) ... [2024-08-06 17:18:35,536 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62d66942 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction VIOLATION_WITNESS 06.08 05:18:35, skipping insertion in model container [2024-08-06 17:18:35,537 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 05:18:35" (4/4) ... [2024-08-06 17:18:35,538 INFO L119 eAbstractionObserver]: Analyzing ICFG test21-2.c [2024-08-06 17:18:35,538 WARN L130 eAbstractionObserver]: Found a witness in the YAML format. I will only consider traces that are accepted by the witness [2024-08-06 17:18:35,557 INFO L221 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-06 17:18:35,557 INFO L180 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-08-06 17:18:35,599 INFO L90 WitnessUtils]: NestedWordAutomaton nwa = ( callAlphabet = {"call main_#t~ret12#1.base, main_#t~ret12#1.offset := get_dummy();" "call main_#t~ret11#1.base, main_#t~ret11#1.offset := get_dummy();" }, internalAlphabet = {"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 (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;assume { :begin_inline_check } true;check_#in~s1#1.base, check_#in~s1#1.offset, check_#in~s2#1.base, check_#in~s2#1.offset := main_~pd1~0#1.base, main_~pd1~0#1.offset, main_~pd2~0#1.base, main_~pd2~0#1.offset;havoc check_#res#1;havoc check_#t~mem9#1, check_#t~mem10#1, check_~s1#1.base, check_~s1#1.offset, check_~s2#1.base, check_~s2#1.offset;check_~s1#1.base, check_~s1#1.offset := check_#in~s1#1.base, check_#in~s1#1.offset;check_~s2#1.base, check_~s2#1.offset := check_#in~s2#1.base, check_#in~s2#1.offset;call check_#t~mem9#1 := read~int#1(check_~s1#1.base, check_~s1#1.offset, 4);call check_#t~mem10#1 := read~int#1(check_~s2#1.base, 4 + check_~s2#1.offset, 4);check_#res#1 := (if check_#t~mem9#1 == check_#t~mem10#1 then 1 else 0);havoc check_#t~mem9#1;havoc check_#t~mem10#1;main_#t~ret13#1 := check_#res#1;havoc check_#t~mem9#1, check_#t~mem10#1, check_~s1#1.base, check_~s1#1.offset, check_~s2#1.base, check_~s2#1.offset;havoc check_#in~s1#1.base, check_#in~s1#1.offset, check_#in~s2#1.base, check_#in~s2#1.offset;assume { :end_inline_check } true;assume -2147483648 <= main_#t~ret13#1 && main_#t~ret13#1 <= 2147483647;" "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(8, 4);~#d1~0.base, ~#d1~0.offset := 4, 0;call write~init~int#1(0, ~#d1~0.base, ~#d1~0.offset, 4);call write~init~int#1(0, ~#d1~0.base, 4 + ~#d1~0.offset, 4);call #Ultimate.allocInit(8, 5);~#d2~0.base, ~#d2~0.offset := 5, 0;call write~init~int#1(0, ~#d2~0.base, ~#d2~0.offset, 4);call write~init~int#1(0, ~#d2~0.base, 4 + ~#d2~0.offset, 4);assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret11#1.base, main_#t~ret11#1.offset, main_#t~ret12#1.base, main_#t~ret12#1.offset, main_#t~ret13#1, main_~pd1~0#1.base, main_~pd1~0#1.offset, main_~pd2~0#1.base, main_~pd2~0#1.offset;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;" "SUMMARY for call main_#t~ret11#1.base, main_#t~ret11#1.offset := get_dummy(); srcloc: L35" "#t~ret14#1 := main_#res#1;havoc main_#t~ret11#1.base, main_#t~ret11#1.offset, main_#t~ret12#1.base, main_#t~ret12#1.offset, main_#t~ret13#1, main_~pd1~0#1.base, main_~pd1~0#1.offset, main_~pd2~0#1.base, main_~pd2~0#1.offset;assume { :end_inline_main } true;assume true;" "main_~pd1~0#1.base, main_~pd1~0#1.offset := main_#t~ret11#1.base, main_#t~ret11#1.offset;havoc main_#t~ret11#1.base, main_#t~ret11#1.offset;" "SUMMARY for call main_#t~ret12#1.base, main_#t~ret12#1.offset := get_dummy(); srcloc: L35-2" "main_~pd2~0#1.base, main_~pd2~0#1.offset := main_#t~ret12#1.base, main_#t~ret12#1.offset;havoc main_#t~ret12#1.base, main_#t~ret12#1.offset;" "assume 0 == main_#t~ret13#1;havoc main_#t~ret13#1;" "assume !(0 == main_#t~ret13#1);havoc main_#t~ret13#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_#res#1 := 0;" "assume !false;" "assume false;assume false;main_#res#1 := 1;" }, returnAlphabet = {"#32#return;" "#34#return;" }, states = {"CountingPredicate [underlying: 9#L35-1true, annotation: [0, 0]]" "CountingPredicate [underlying: 8#L36-2true, annotation: [0, 0]]" "CountingPredicate [underlying: 2#get_dummyEXITtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 14#L35-2true, annotation: [0, 0]]" "CountingPredicate [underlying: 3#ULTIMATE.startEXITtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 6#L35-3true, annotation: [0, 0]]" "CountingPredicate [underlying: 10#$Ultimate##0true, annotation: [0, 0]]" "CountingPredicate [underlying: 5#L36true, annotation: [0, 0]]" "CountingPredicate [underlying: 4#ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 15#L35true, annotation: [0, 0]]" "CountingPredicate [underlying: 12#$Ultimate##0true, annotation: [0, 0]]" "CountingPredicate [underlying: 7#L37true, annotation: [0, 0]]" "CountingPredicate [underlying: 13#main_ERROR#1true, annotation: [0, 0]]" "CountingPredicate [underlying: 11#main_returnLabel#1true, annotation: [0, 0]]" }, initialStates = {"CountingPredicate [underlying: 12#$Ultimate##0true, annotation: [0, 0]]" }, finalStates = {}, callTransitions = { ("CountingPredicate [underlying: 14#L35-2true, annotation: [0, 0]]" "call main_#t~ret12#1.base, main_#t~ret12#1.offset := get_dummy();" "CountingPredicate [underlying: 10#$Ultimate##0true, annotation: [0, 0]]") ("CountingPredicate [underlying: 15#L35true, annotation: [0, 0]]" "call main_#t~ret11#1.base, main_#t~ret11#1.offset := get_dummy();" "CountingPredicate [underlying: 10#$Ultimate##0true, annotation: [0, 0]]") }, internalTransitions = { ("CountingPredicate [underlying: 9#L35-1true, annotation: [0, 0]]" "main_~pd1~0#1.base, main_~pd1~0#1.offset := main_#t~ret11#1.base, main_#t~ret11#1.offset;havoc main_#t~ret11#1.base, main_#t~ret11#1.offset;" "CountingPredicate [underlying: 14#L35-2true, annotation: [0, 0]]") ("CountingPredicate [underlying: 8#L36-2true, annotation: [0, 0]]" "main_#res#1 := 0;" "CountingPredicate [underlying: 11#main_returnLabel#1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 6#L35-3true, annotation: [0, 0]]" "main_~pd2~0#1.base, main_~pd2~0#1.offset := main_#t~ret12#1.base, main_#t~ret12#1.offset;havoc main_#t~ret12#1.base, main_#t~ret12#1.offset;" "CountingPredicate [underlying: 5#L36true, annotation: [0, 0]]") ("CountingPredicate [underlying: 10#$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]]") ("CountingPredicate [underlying: 5#L36true, 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;assume { :begin_inline_check } true;check_#in~s1#1.base, check_#in~s1#1.offset, check_#in~s2#1.base, check_#in~s2#1.offset := main_~pd1~0#1.base, main_~pd1~0#1.offset, main_~pd2~0#1.base, main_~pd2~0#1.offset;havoc check_#res#1;havoc check_#t~mem9#1, check_#t~mem10#1, check_~s1#1.base, check_~s1#1.offset, check_~s2#1.base, check_~s2#1.offset;check_~s1#1.base, check_~s1#1.offset := check_#in~s1#1.base, check_#in~s1#1.offset;check_~s2#1.base, check_~s2#1.offset := check_#in~s2#1.base, check_#in~s2#1.offset;call check_#t~mem9#1 := read~int#1(check_~s1#1.base, check_~s1#1.offset, 4);call check_#t~mem10#1 := read~int#1(check_~s2#1.base, 4 + check_~s2#1.offset, 4);check_#res#1 := (if check_#t~mem9#1 == check_#t~mem10#1 then 1 else 0);havoc check_#t~mem9#1;havoc check_#t~mem10#1;main_#t~ret13#1 := check_#res#1;havoc check_#t~mem9#1, check_#t~mem10#1, check_~s1#1.base, check_~s1#1.offset, check_~s2#1.base, check_~s2#1.offset;havoc check_#in~s1#1.base, check_#in~s1#1.offset, check_#in~s2#1.base, check_#in~s2#1.offset;assume { :end_inline_check } true;assume -2147483648 <= main_#t~ret13#1 && main_#t~ret13#1 <= 2147483647;" "CountingPredicate [underlying: 7#L37true, annotation: [0, 0]]") ("CountingPredicate [underlying: 5#L36true, 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);" "CountingPredicate [underlying: 8#L36-2true, annotation: [0, 0]]") ("CountingPredicate [underlying: 12#$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(8, 4);~#d1~0.base, ~#d1~0.offset := 4, 0;call write~init~int#1(0, ~#d1~0.base, ~#d1~0.offset, 4);call write~init~int#1(0, ~#d1~0.base, 4 + ~#d1~0.offset, 4);call #Ultimate.allocInit(8, 5);~#d2~0.base, ~#d2~0.offset := 5, 0;call write~init~int#1(0, ~#d2~0.base, ~#d2~0.offset, 4);call write~init~int#1(0, ~#d2~0.base, 4 + ~#d2~0.offset, 4);assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret11#1.base, main_#t~ret11#1.offset, main_#t~ret12#1.base, main_#t~ret12#1.offset, main_#t~ret13#1, main_~pd1~0#1.base, main_~pd1~0#1.offset, main_~pd2~0#1.base, main_~pd2~0#1.offset;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: 15#L35true, annotation: [0, 0]]") ("CountingPredicate [underlying: 7#L37true, annotation: [0, 0]]" "assume 0 == main_#t~ret13#1;havoc main_#t~ret13#1;" "CountingPredicate [underlying: 13#main_ERROR#1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 7#L37true, annotation: [0, 0]]" "assume !(0 == main_#t~ret13#1);havoc main_#t~ret13#1;" "CountingPredicate [underlying: 8#L36-2true, annotation: [0, 0]]") ("CountingPredicate [underlying: 13#main_ERROR#1true, annotation: [0, 0]]" "assume !false;" "CountingPredicate [underlying: 4#ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, annotation: [0, 0]]") ("CountingPredicate [underlying: 13#main_ERROR#1true, annotation: [0, 0]]" "assume false;assume false;main_#res#1 := 1;" "CountingPredicate [underlying: 11#main_returnLabel#1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 11#main_returnLabel#1true, annotation: [0, 0]]" "#t~ret14#1 := main_#res#1;havoc main_#t~ret11#1.base, main_#t~ret11#1.offset, main_#t~ret12#1.base, main_#t~ret12#1.offset, main_#t~ret13#1, main_~pd1~0#1.base, main_~pd1~0#1.offset, main_~pd2~0#1.base, main_~pd2~0#1.offset;assume { :end_inline_main } true;assume true;" "CountingPredicate [underlying: 3#ULTIMATE.startEXITtrue, annotation: [0, 0]]") }, returnTransitions = { ("CountingPredicate [underlying: 2#get_dummyEXITtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 14#L35-2true, annotation: [0, 0]]" "#34#return;" "CountingPredicate [underlying: 6#L35-3true, annotation: [0, 0]]") ("CountingPredicate [underlying: 2#get_dummyEXITtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 15#L35true, annotation: [0, 0]]" "#32#return;" "CountingPredicate [underlying: 9#L35-1true, annotation: [0, 0]]") } ); [2024-08-06 17:18:35,605 INFO L82 GeneralOperation]: Start removeDeadEnds. Operand has 14 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 10 states have internal predecessors, (12), 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 17:18:35,614 INFO L88 GeneralOperation]: Finished removeDeadEnds. Reduced from 14 states to 0 states. [2024-08-06 17:18:35,632 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-08-06 17:18:35,639 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;@c386df7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-06 17:18:35,639 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-08-06 17:18:35,643 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states. [2024-08-06 17:18:35,643 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-08-06 17:18:35,646 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-08-06 17:18:35,652 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-08-06 17:18:35,655 INFO L196 ceAbstractionStarter]: Computing trace abstraction results [2024-08-06 17:18:35,657 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.08 05:18:35 BoogieIcfgContainer [2024-08-06 17:18:35,657 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-06 17:18:35,658 INFO L158 Benchmark]: Toolchain (without parser) took 723.46ms. Allocated memory was 134.2MB in the beginning and 186.6MB in the end (delta: 52.4MB). Free memory was 61.3MB in the beginning and 124.5MB in the end (delta: -63.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-06 17:18:35,658 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 134.2MB. Free memory is still 67.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-06 17:18:35,659 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 134.2MB. Free memory is still 63.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-06 17:18:35,659 INFO L158 Benchmark]: CACSL2BoogieTranslator took 232.63ms. Allocated memory was 134.2MB in the beginning and 186.6MB in the end (delta: 52.4MB). Free memory was 61.1MB in the beginning and 151.7MB in the end (delta: -90.6MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2024-08-06 17:18:35,660 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.39ms. Allocated memory is still 186.6MB. Free memory was 151.7MB in the beginning and 150.7MB in the end (delta: 983.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-06 17:18:35,660 INFO L158 Benchmark]: Boogie Preprocessor took 32.08ms. Allocated memory is still 186.6MB. Free memory was 150.7MB in the beginning and 148.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-06 17:18:35,660 INFO L158 Benchmark]: RCFGBuilder took 296.36ms. Allocated memory is still 186.6MB. Free memory was 148.6MB in the beginning and 132.8MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-08-06 17:18:35,661 INFO L158 Benchmark]: TraceAbstraction took 128.18ms. Allocated memory is still 186.6MB. Free memory was 131.8MB in the beginning and 124.5MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-08-06 17:18:35,663 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 134.2MB. Free memory is still 67.9MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.15ms. Allocated memory is still 134.2MB. Free memory is still 63.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 232.63ms. Allocated memory was 134.2MB in the beginning and 186.6MB in the end (delta: 52.4MB). Free memory was 61.1MB in the beginning and 151.7MB in the end (delta: -90.6MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.39ms. Allocated memory is still 186.6MB. Free memory was 151.7MB in the beginning and 150.7MB in the end (delta: 983.5kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.08ms. Allocated memory is still 186.6MB. Free memory was 150.7MB in the beginning and 148.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 296.36ms. Allocated memory is still 186.6MB. Free memory was 148.6MB in the beginning and 132.8MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 128.18ms. Allocated memory is still 186.6MB. Free memory was 131.8MB in the beginning and 124.5MB in the end (delta: 7.3MB). 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: 44]: 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, 14 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: 0.0s, 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 17:18:35,691 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 Result: TRUE