./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/loops/trex02-2.c --full-output --witness-type violation_witness --validate ./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/trex02-2.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/loops/trex02-2.c ./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/trex02-2.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 17:19:24,415 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-06 17:19:24,509 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-08-06 17:19:24,514 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-06 17:19:24,514 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-06 17:19:24,546 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-06 17:19:24,547 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-06 17:19:24,547 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-06 17:19:24,548 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-08-06 17:19:24,548 INFO L153 SettingsManager]: * Use memory slicer=true [2024-08-06 17:19:24,549 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-06 17:19:24,549 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-06 17:19:24,550 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-06 17:19:24,550 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-06 17:19:24,550 INFO L153 SettingsManager]: * Use SBE=true [2024-08-06 17:19:24,551 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-06 17:19:24,551 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-06 17:19:24,551 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-06 17:19:24,552 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-06 17:19:24,552 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-06 17:19:24,552 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-06 17:19:24,553 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-06 17:19:24,553 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-06 17:19:24,554 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-06 17:19:24,554 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-06 17:19:24,554 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-06 17:19:24,555 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-06 17:19:24,555 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-06 17:19:24,555 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-06 17:19:24,556 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-06 17:19:24,556 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-06 17:19:24,556 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-06 17:19:24,556 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-08-06 17:19:24,557 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-06 17:19:24,557 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-06 17:19:24,557 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-06 17:19:24,557 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-06 17:19:24,557 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-06 17:19:24,557 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-06 17:19:24,558 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-08-06 17:19:24,558 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-06 17:19:24,559 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-08-06 17:19:24,559 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-08-06 17:19:24,559 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false [2024-08-06 17:19:24,790 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-06 17:19:24,821 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-06 17:19:24,825 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-06 17:19:24,827 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-06 17:19:24,827 INFO L274 PluginConnector]: CDTParser initialized [2024-08-06 17:19:24,829 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/trex02-2.c [2024-08-06 17:19:26,326 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-06 17:19:26,533 INFO L384 CDTParser]: Found 1 translation units. [2024-08-06 17:19:26,534 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/trex02-2.c [2024-08-06 17:19:26,541 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4eb3db13/fe87fd886a494710a371c660fc118571/FLAG83b4ac23d [2024-08-06 17:19:26,902 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4eb3db13/fe87fd886a494710a371c660fc118571 [2024-08-06 17:19:26,904 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-06 17:19:26,905 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-06 17:19:26,906 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/trex02-2.yml/witness.yml [2024-08-06 17:19:26,964 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-06 17:19:26,966 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-06 17:19:26,968 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-06 17:19:26,969 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-06 17:19:26,974 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-06 17:19:26,975 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.08 05:19:26" (1/2) ... [2024-08-06 17:19:26,976 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@160220f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 05:19:26, skipping insertion in model container [2024-08-06 17:19:26,976 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.08 05:19:26" (1/2) ... [2024-08-06 17:19:26,978 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5ac165d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 05:19:26, skipping insertion in model container [2024-08-06 17:19:26,978 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 06.08 05:19:26" (2/2) ... [2024-08-06 17:19:26,978 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@160220f6 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:19:26, skipping insertion in model container [2024-08-06 17:19:26,979 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 06.08 05:19:26" (2/2) ... [2024-08-06 17:19:27,004 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-08-06 17:19:27,222 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops/trex02-2.c[320,333] [2024-08-06 17:19:27,238 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-06 17:19:27,250 INFO L200 MainTranslator]: Completed pre-run [2024-08-06 17:19:27,260 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops/trex02-2.c[320,333] [2024-08-06 17:19:27,262 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-06 17:19:27,279 INFO L204 MainTranslator]: Completed translation [2024-08-06 17:19:27,279 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 06.08 05:19:27 WrapperNode [2024-08-06 17:19:27,280 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-06 17:19:27,281 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-06 17:19:27,281 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-06 17:19:27,281 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-06 17:19:27,288 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 05:19:27" (1/1) ... [2024-08-06 17:19:27,294 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 05:19:27" (1/1) ... [2024-08-06 17:19:27,310 INFO L138 Inliner]: procedures = 15, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 32 [2024-08-06 17:19:27,311 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-06 17:19:27,314 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-06 17:19:27,314 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-06 17:19:27,314 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-06 17:19:27,326 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 05:19:27" (1/1) ... [2024-08-06 17:19:27,327 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 05:19:27" (1/1) ... [2024-08-06 17:19:27,328 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 05:19:27" (1/1) ... [2024-08-06 17:19:27,340 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-08-06 17:19:27,340 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 05:19:27" (1/1) ... [2024-08-06 17:19:27,340 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 05:19:27" (1/1) ... [2024-08-06 17:19:27,348 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 05:19:27" (1/1) ... [2024-08-06 17:19:27,351 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 05:19:27" (1/1) ... [2024-08-06 17:19:27,356 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 05:19:27" (1/1) ... [2024-08-06 17:19:27,357 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 05:19:27" (1/1) ... [2024-08-06 17:19:27,358 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-06 17:19:27,359 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-06 17:19:27,360 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-06 17:19:27,360 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-06 17:19:27,361 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 05:19:27" (1/1) ... [2024-08-06 17:19:27,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-08-06 17:19:27,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-08-06 17:19:27,407 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 17:19:27,410 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 17:19:27,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-06 17:19:27,463 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2024-08-06 17:19:27,464 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2024-08-06 17:19:27,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-08-06 17:19:27,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-06 17:19:27,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-06 17:19:27,526 INFO L244 CfgBuilder]: Building ICFG [2024-08-06 17:19:27,528 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-06 17:19:27,621 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-08-06 17:19:27,622 INFO L293 CfgBuilder]: Performing block encoding [2024-08-06 17:19:27,645 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-06 17:19:27,645 INFO L320 CfgBuilder]: Removed 1 assume(true) statements. [2024-08-06 17:19:27,645 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 05:19:27 BoogieIcfgContainer [2024-08-06 17:19:27,646 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-06 17:19:27,649 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-06 17:19:27,650 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-06 17:19:27,653 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-06 17:19:27,653 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.08 05:19:26" (1/4) ... [2024-08-06 17:19:27,655 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3590f6e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.08 05:19:27, skipping insertion in model container [2024-08-06 17:19:27,656 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 06.08 05:19:26" (2/4) ... [2024-08-06 17:19:27,656 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3590f6e8 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction VIOLATION_WITNESS 06.08 05:19:27, skipping insertion in model container [2024-08-06 17:19:27,656 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 05:19:27" (3/4) ... [2024-08-06 17:19:27,657 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3590f6e8 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction VIOLATION_WITNESS 06.08 05:19:27, skipping insertion in model container [2024-08-06 17:19:27,657 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 05:19:27" (4/4) ... [2024-08-06 17:19:27,658 INFO L119 eAbstractionObserver]: Analyzing ICFG trex02-2.c [2024-08-06 17:19:27,658 WARN L130 eAbstractionObserver]: Found a witness in the YAML format. I will only consider traces that are accepted by the witness [2024-08-06 17:19:27,678 INFO L221 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-06 17:19:27,679 INFO L180 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-08-06 17:19:27,721 WARN L283 nessProductAutomaton]: assume !(~x~0 > 0);, isNegated true [2024-08-06 17:19:27,722 WARN L283 nessProductAutomaton]: assume ~x~0 > 0;havoc main_#t~nondet6#1;main_~c~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;, isNegated false [2024-08-06 17:19:27,723 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-06 17:19:27,726 WARN L283 nessProductAutomaton]: assume !(~x~0 > 0);, isNegated true [2024-08-06 17:19:27,726 WARN L283 nessProductAutomaton]: assume ~x~0 > 0;havoc main_#t~nondet6#1;main_~c~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;, isNegated false [2024-08-06 17:19:27,726 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-06 17:19:27,727 WARN L283 nessProductAutomaton]: assume !(~x~0 > 0);, isNegated true [2024-08-06 17:19:27,727 WARN L283 nessProductAutomaton]: assume ~x~0 > 0;havoc main_#t~nondet6#1;main_~c~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;, isNegated false [2024-08-06 17:19:27,728 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-06 17:19:27,728 WARN L283 nessProductAutomaton]: assume !(~x~0 > 0);, isNegated true [2024-08-06 17:19:27,729 WARN L283 nessProductAutomaton]: assume ~x~0 > 0;havoc main_#t~nondet6#1;main_~c~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;, isNegated false [2024-08-06 17:19:27,729 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-06 17:19:27,730 WARN L283 nessProductAutomaton]: assume !(~x~0 > 0);, isNegated true [2024-08-06 17:19:27,730 WARN L283 nessProductAutomaton]: assume ~x~0 > 0;havoc main_#t~nondet6#1;main_~c~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;, isNegated false [2024-08-06 17:19:27,730 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-06 17:19:27,733 WARN L283 nessProductAutomaton]: assume !(~x~0 > 0);, isNegated true [2024-08-06 17:19:27,733 WARN L283 nessProductAutomaton]: assume ~x~0 > 0;havoc main_#t~nondet6#1;main_~c~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;, isNegated false [2024-08-06 17:19:27,733 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-06 17:19:27,735 WARN L283 nessProductAutomaton]: assume !(~x~0 > 0);, isNegated true [2024-08-06 17:19:27,735 WARN L283 nessProductAutomaton]: assume ~x~0 > 0;havoc main_#t~nondet6#1;main_~c~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;, isNegated false [2024-08-06 17:19:27,735 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-06 17:19:27,735 WARN L283 nessProductAutomaton]: assume !(~x~0 > 0);, isNegated true [2024-08-06 17:19:27,736 WARN L283 nessProductAutomaton]: assume ~x~0 > 0;havoc main_#t~nondet6#1;main_~c~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;, isNegated false [2024-08-06 17:19:27,736 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-06 17:19:27,746 INFO L90 WitnessUtils]: NestedWordAutomaton nwa = ( callAlphabet = {"call foo();" "call foo();" }, internalAlphabet = {"assume !false;" "assume false;assume false;" "assume !(0 == __VERIFIER_assert_~cond#1);" "assume !(~x~0 > 0);" "#t~post4 := ~x~0;~x~0 := #t~post4 - 1;havoc #t~post4;assume true;" "assume ~x~0 > 0;havoc main_#t~nondet6#1;main_~c~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;" "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);~x~0 := 0;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~nondet6#1, main_~c~0#1;havoc main_#t~nondet5#1;assume -2147483648 <= main_#t~nondet5#1 && main_#t~nondet5#1 <= 2147483647;~x~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;" "assume 0 != main_~c~0#1 % 256;" "SUMMARY for call foo(); srcloc: L25-1" "havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true;#t~ret7#1 := main_#res#1;havoc main_#t~nondet5#1, main_#t~nondet6#1, main_~c~0#1;assume { :end_inline_main } true;assume true;" "assume !(0 != main_~c~0#1 % 256);" "SUMMARY for call foo(); srcloc: L26" "havoc main_~c~0#1;" "assume !true;" "assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 0 == ~x~0 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1;" "assume 0 == __VERIFIER_assert_~cond#1;" }, returnAlphabet = {"#44#return;" "#46#return;" }, states = {"CountingPredicate [underlying: 9#L25-1true, annotation: [0, 0]]" "CountingPredicate [underlying: 8#L23-4true, annotation: [1, 0]]" "CountingPredicate [underlying: 14#$Ultimate##0true, annotation: [0, 0]]" "CountingPredicate [underlying: 3#$Ultimate##0true, annotation: [0, 0]]" "CountingPredicate [underlying: 6#ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 2#ULTIMATE.startEXITtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 10#L26true, annotation: [0, 0]]" "CountingPredicate [underlying: 5#L26-1true, annotation: [0, 0]]" "CountingPredicate [underlying: 4#L6-2true, annotation: [1, 0]]" "CountingPredicate [underlying: 15#L23-3true, annotation: [0, 0]]" "CountingPredicate [underlying: 7#L25true, annotation: [0, 0]]" "CountingPredicate [underlying: 12#fooEXITtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 13#L6true, annotation: [1, 0]]" "CountingPredicate [underlying: 11#L7true, annotation: [1, 0]]" }, initialStates = {"CountingPredicate [underlying: 14#$Ultimate##0true, annotation: [0, 0]]" }, finalStates = {}, callTransitions = { ("CountingPredicate [underlying: 9#L25-1true, annotation: [0, 0]]" "call foo();" "CountingPredicate [underlying: 3#$Ultimate##0true, annotation: [0, 0]]") ("CountingPredicate [underlying: 10#L26true, annotation: [0, 0]]" "call foo();" "CountingPredicate [underlying: 3#$Ultimate##0true, annotation: [0, 0]]") }, internalTransitions = { ("CountingPredicate [underlying: 8#L23-4true, annotation: [1, 0]]" "assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 0 == ~x~0 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1;" "CountingPredicate [underlying: 13#L6true, annotation: [1, 0]]") ("CountingPredicate [underlying: 14#$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);~x~0 := 0;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~nondet6#1, main_~c~0#1;havoc main_#t~nondet5#1;assume -2147483648 <= main_#t~nondet5#1 && main_#t~nondet5#1 <= 2147483647;~x~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;" "CountingPredicate [underlying: 15#L23-3true, annotation: [0, 0]]") ("CountingPredicate [underlying: 3#$Ultimate##0true, annotation: [0, 0]]" "#t~post4 := ~x~0;~x~0 := #t~post4 - 1;havoc #t~post4;assume true;" "CountingPredicate [underlying: 12#fooEXITtrue, annotation: [0, 0]]") ("CountingPredicate [underlying: 5#L26-1true, annotation: [0, 0]]" "havoc main_~c~0#1;" "CountingPredicate [underlying: 15#L23-3true, annotation: [0, 0]]") ("CountingPredicate [underlying: 4#L6-2true, annotation: [1, 0]]" "havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true;#t~ret7#1 := main_#res#1;havoc main_#t~nondet5#1, main_#t~nondet6#1, main_~c~0#1;assume { :end_inline_main } true;assume true;" "CountingPredicate [underlying: 2#ULTIMATE.startEXITtrue, annotation: [1, 0]]") ("CountingPredicate [underlying: 15#L23-3true, annotation: [0, 0]]" "assume !(~x~0 > 0);" "CountingPredicate [underlying: 8#L23-4true, annotation: [1, 0]]") ("CountingPredicate [underlying: 15#L23-3true, annotation: [0, 0]]" "assume ~x~0 > 0;havoc main_#t~nondet6#1;main_~c~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;" "CountingPredicate [underlying: 7#L25true, annotation: [0, 0]]") ("CountingPredicate [underlying: 15#L23-3true, annotation: [0, 0]]" "assume !true;" "CountingPredicate [underlying: 8#L23-4true, annotation: [1, 0]]") ("CountingPredicate [underlying: 7#L25true, annotation: [0, 0]]" "assume 0 != main_~c~0#1 % 256;" "CountingPredicate [underlying: 9#L25-1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 7#L25true, annotation: [0, 0]]" "assume !(0 != main_~c~0#1 % 256);" "CountingPredicate [underlying: 10#L26true, annotation: [0, 0]]") ("CountingPredicate [underlying: 13#L6true, annotation: [1, 0]]" "assume !(0 == __VERIFIER_assert_~cond#1);" "CountingPredicate [underlying: 4#L6-2true, annotation: [1, 0]]") ("CountingPredicate [underlying: 13#L6true, annotation: [1, 0]]" "assume 0 == __VERIFIER_assert_~cond#1;" "CountingPredicate [underlying: 11#L7true, annotation: [1, 0]]") ("CountingPredicate [underlying: 11#L7true, annotation: [1, 0]]" "assume !false;" "CountingPredicate [underlying: 6#ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, annotation: [1, 0]]") ("CountingPredicate [underlying: 11#L7true, annotation: [1, 0]]" "assume false;assume false;" "CountingPredicate [underlying: 4#L6-2true, annotation: [1, 0]]") }, returnTransitions = { ("CountingPredicate [underlying: 12#fooEXITtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 9#L25-1true, annotation: [0, 0]]" "#44#return;" "CountingPredicate [underlying: 5#L26-1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 12#fooEXITtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 10#L26true, annotation: [0, 0]]" "#46#return;" "CountingPredicate [underlying: 5#L26-1true, annotation: [0, 0]]") } ); [2024-08-06 17:19:27,752 INFO L82 GeneralOperation]: Start removeDeadEnds. Operand has 14 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 11 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2024-08-06 17:19:27,752 WARN L283 nessProductAutomaton]: assume !(~x~0 > 0);, isNegated true [2024-08-06 17:19:27,752 WARN L283 nessProductAutomaton]: assume ~x~0 > 0;havoc main_#t~nondet6#1;main_~c~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;, isNegated false [2024-08-06 17:19:27,753 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-06 17:19:27,753 WARN L283 nessProductAutomaton]: assume !(~x~0 > 0);, isNegated true [2024-08-06 17:19:27,753 WARN L283 nessProductAutomaton]: assume ~x~0 > 0;havoc main_#t~nondet6#1;main_~c~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;, isNegated false [2024-08-06 17:19:27,753 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-06 17:19:27,754 WARN L283 nessProductAutomaton]: assume !(~x~0 > 0);, isNegated true [2024-08-06 17:19:27,754 WARN L283 nessProductAutomaton]: assume ~x~0 > 0;havoc main_#t~nondet6#1;main_~c~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;, isNegated false [2024-08-06 17:19:27,754 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-06 17:19:27,755 WARN L283 nessProductAutomaton]: assume !(~x~0 > 0);, isNegated true [2024-08-06 17:19:27,755 WARN L283 nessProductAutomaton]: assume ~x~0 > 0;havoc main_#t~nondet6#1;main_~c~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;, isNegated false [2024-08-06 17:19:27,755 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-06 17:19:27,756 WARN L283 nessProductAutomaton]: assume !(~x~0 > 0);, isNegated true [2024-08-06 17:19:27,756 WARN L283 nessProductAutomaton]: assume ~x~0 > 0;havoc main_#t~nondet6#1;main_~c~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;, isNegated false [2024-08-06 17:19:27,756 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-06 17:19:27,757 WARN L283 nessProductAutomaton]: assume !(~x~0 > 0);, isNegated true [2024-08-06 17:19:27,757 WARN L283 nessProductAutomaton]: assume ~x~0 > 0;havoc main_#t~nondet6#1;main_~c~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;, isNegated false [2024-08-06 17:19:27,757 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-06 17:19:27,758 WARN L283 nessProductAutomaton]: assume !(~x~0 > 0);, isNegated true [2024-08-06 17:19:27,758 WARN L283 nessProductAutomaton]: assume ~x~0 > 0;havoc main_#t~nondet6#1;main_~c~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;, isNegated false [2024-08-06 17:19:27,759 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-06 17:19:27,759 WARN L283 nessProductAutomaton]: assume !(~x~0 > 0);, isNegated true [2024-08-06 17:19:27,759 WARN L283 nessProductAutomaton]: assume ~x~0 > 0;havoc main_#t~nondet6#1;main_~c~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;, isNegated false [2024-08-06 17:19:27,759 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-06 17:19:27,765 INFO L88 GeneralOperation]: Finished removeDeadEnds. Reduced from 14 states to 0 states. [2024-08-06 17:19:27,786 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-08-06 17:19:27,796 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;@4f944976, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-06 17:19:27,796 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-08-06 17:19:27,798 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states. [2024-08-06 17:19:27,798 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-08-06 17:19:27,802 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-08-06 17:19:27,808 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-08-06 17:19:27,813 INFO L196 ceAbstractionStarter]: Computing trace abstraction results [2024-08-06 17:19:27,817 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.08 05:19:27 BoogieIcfgContainer [2024-08-06 17:19:27,819 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-06 17:19:27,820 INFO L158 Benchmark]: Toolchain (without parser) took 854.96ms. Allocated memory is still 178.3MB. Free memory was 115.6MB in the beginning and 119.0MB in the end (delta: -3.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-06 17:19:27,821 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory is still 55.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-06 17:19:27,821 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 178.3MB. Free memory is still 117.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-06 17:19:27,822 INFO L158 Benchmark]: CACSL2BoogieTranslator took 312.21ms. Allocated memory is still 178.3MB. Free memory was 115.6MB in the beginning and 143.5MB in the end (delta: -27.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-08-06 17:19:27,823 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.28ms. Allocated memory is still 178.3MB. Free memory was 143.5MB in the beginning and 142.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-06 17:19:27,823 INFO L158 Benchmark]: Boogie Preprocessor took 43.75ms. Allocated memory is still 178.3MB. Free memory was 142.1MB in the beginning and 140.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-06 17:19:27,824 INFO L158 Benchmark]: RCFGBuilder took 286.75ms. Allocated memory is still 178.3MB. Free memory was 140.7MB in the beginning and 130.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-08-06 17:19:27,825 INFO L158 Benchmark]: TraceAbstraction took 169.97ms. Allocated memory is still 178.3MB. Free memory was 129.5MB in the beginning and 119.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-08-06 17:19:27,829 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory is still 55.6MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.14ms. Allocated memory is still 178.3MB. Free memory is still 117.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 312.21ms. Allocated memory is still 178.3MB. Free memory was 115.6MB in the beginning and 143.5MB in the end (delta: -27.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.28ms. Allocated memory is still 178.3MB. Free memory was 143.5MB in the beginning and 142.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.75ms. Allocated memory is still 178.3MB. Free memory was 142.1MB in the beginning and 140.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 286.75ms. Allocated memory is still 178.3MB. Free memory was 140.7MB in the beginning and 130.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 169.97ms. Allocated memory is still 178.3MB. Free memory was 129.5MB in the beginning and 119.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. 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: 7]: 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: 0.1s, 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 17:19:27,860 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